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LED drivers: switch to i2c_writeReg() (#22878)

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Ryan 2024-01-10 17:25:34 +11:00 • committed by GitHub
parent 7a3183b8c8
commit 58696a3937
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GPG key ID: 4AEE18F83AFDEB23
23 changed files with 172 additions and 477 deletions
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16
drivers/led/issi/is31fl3218-mono.c
View file

@ -15,7 +15,6 @@
*/
#include "is31fl3218-mono.h"
#include <string.h>
#include "i2c_master.h"
#define IS31FL3218_PWM_REGISTER_COUNT 18
@ -29,8 +28,6 @@
# define IS31FL3218_I2C_PERSISTENCE 0
#endif
uint8_t i2c_transfer_buffer[20];
// IS31FL3218 has 18 PWM outputs and a fixed I2C address, so no chaining.
uint8_t g_pwm_buffer[IS31FL3218_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required = false;
@ -39,27 +36,22 @@ uint8_t g_led_control_registers[IS31FL3218_LED_CONTROL_REGISTER_COUNT] = {0};
bool g_led_control_registers_update_required = false;
void is31fl3218_write_register(uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3218_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3218_I2C_PERSISTENCE; i++) {
if (i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, i2c_transfer_buffer, 2, IS31FL3218_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(IS31FL3218_I2C_ADDRESS << 1, reg, &data, 1, IS31FL3218_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, i2c_transfer_buffer, 2, IS31FL3218_I2C_TIMEOUT);
i2c_writeReg(IS31FL3218_I2C_ADDRESS << 1, reg, &data, 1, IS31FL3218_I2C_TIMEOUT);
#endif
}
void is31fl3218_write_pwm_buffer(uint8_t *pwm_buffer) {
i2c_transfer_buffer[0] = IS31FL3218_REG_PWM;
memcpy(i2c_transfer_buffer + 1, pwm_buffer, 18);
#if IS31FL3218_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3218_I2C_PERSISTENCE; i++) {
i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, i2c_transfer_buffer, 19, IS31FL3218_I2C_TIMEOUT);
if (i2c_writeReg(IS31FL3218_I2C_ADDRESS << 1, IS31FL3218_REG_PWM, pwm_buffer, 18, IS31FL3218_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, i2c_transfer_buffer, 19, IS31FL3218_I2C_TIMEOUT);
i2c_writeReg(IS31FL3218_I2C_ADDRESS << 1, IS31FL3218_REG_PWM, pwm_buffer, 18, IS31FL3218_I2C_TIMEOUT);
#endif
}

16
drivers/led/issi/is31fl3218.c
View file

@ -15,7 +15,6 @@
*/
#include "is31fl3218.h"
#include <string.h>
#include "i2c_master.h"
#define IS31FL3218_PWM_REGISTER_COUNT 18
@ -29,8 +28,6 @@
# define IS31FL3218_I2C_PERSISTENCE 0
#endif
uint8_t i2c_transfer_buffer[20];
// IS31FL3218 has 18 PWM outputs and a fixed I2C address, so no chaining.
uint8_t g_pwm_buffer[IS31FL3218_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required = false;
@ -39,27 +36,22 @@ uint8_t g_led_control_registers[IS31FL3218_LED_CONTROL_REGISTER_COUNT] = {0};
bool g_led_control_registers_update_required = false;
void is31fl3218_write_register(uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3218_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3218_I2C_PERSISTENCE; i++) {
if (i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, i2c_transfer_buffer, 2, IS31FL3218_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(IS31FL3218_I2C_ADDRESS << 1, reg, &data, 1, IS31FL3218_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, i2c_transfer_buffer, 2, IS31FL3218_I2C_TIMEOUT);
i2c_writeReg(IS31FL3218_I2C_ADDRESS << 1, reg, &data, 1, IS31FL3218_I2C_TIMEOUT);
#endif
}
void is31fl3218_write_pwm_buffer(uint8_t *pwm_buffer) {
i2c_transfer_buffer[0] = IS31FL3218_REG_PWM;
memcpy(i2c_transfer_buffer + 1, pwm_buffer, 18);
#if IS31FL3218_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3218_I2C_PERSISTENCE; i++) {
i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, i2c_transfer_buffer, 19, IS31FL3218_I2C_TIMEOUT);
if (i2c_writeReg(IS31FL3218_I2C_ADDRESS << 1, IS31FL3218_REG_PWM, pwm_buffer, 18, IS31FL3218_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, i2c_transfer_buffer, 19, IS31FL3218_I2C_TIMEOUT);
i2c_writeReg(IS31FL3218_I2C_ADDRESS << 1, IS31FL3218_REG_PWM, pwm_buffer, 18, IS31FL3218_I2C_TIMEOUT);
#endif
}

33
drivers/led/issi/is31fl3731-mono.c
View file

@ -18,7 +18,6 @@
*/
#include "is31fl3731-mono.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -33,8 +32,6 @@
# define IS31FL3731_I2C_PERSISTENCE 0
#endif
uint8_t i2c_transfer_buffer[20];
// These buffers match the IS31FL3731 PWM registers 0x24-0xB3.
// Storing them like this is optimal for I2C transfers to the registers.
// We could optimize this and take out the unused registers from these
@ -47,15 +44,12 @@ uint8_t g_led_control_registers[IS31FL3731_DRIVER_COUNT][IS31FL3731_LED_CONTROL_
bool g_led_control_registers_update_required[IS31FL3731_DRIVER_COUNT] = {false};
void is31fl3731_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3731_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3731_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3731_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3731_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3731_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3731_I2C_TIMEOUT);
#endif
}
@ -64,26 +58,17 @@ void is31fl3731_select_page(uint8_t addr, uint8_t page) {
}
void is31fl3731_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// assumes page 0 is already selected
// transmit PWM registers in 9 transfers of 16 bytes
// i2c_transfer_buffer[] is 20 bytes
// iterate over the pwm_buffer contents at 16 byte intervals
for (int i = 0; i < IS31FL3731_PWM_REGISTER_COUNT; i += 16) {
// set the first register, e.g. 0x24, 0x34, 0x44, etc.
i2c_transfer_buffer[0] = 0x24 + i;
// copy the data from i to i+15
// device will auto-increment register for data after the first byte
// thus this sets registers 0x24-0x33, 0x34-0x43, etc. in one transfer
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Assumes page 0 is already selected.
// Transmit PWM registers in 9 transfers of 16 bytes.
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (uint8_t i = 0; i < IS31FL3731_PWM_REGISTER_COUNT; i += 16) {
#if IS31FL3731_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3731_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3731_I2C_TIMEOUT) == 0) break;
for (uint8_t j = 0; j < IS31FL3731_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, 0x24 + i, pwm_buffer + i, 16, IS31FL3731_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3731_I2C_TIMEOUT);
i2c_writeReg(addr << 1, 0x24 + i, pwm_buffer + i, 16, IS31FL3731_I2C_TIMEOUT);
#endif
}
}

33
drivers/led/issi/is31fl3731.c
View file

@ -17,7 +17,6 @@
*/
#include "is31fl3731.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -32,8 +31,6 @@
# define IS31FL3731_I2C_PERSISTENCE 0
#endif
uint8_t i2c_transfer_buffer[20];
// These buffers match the IS31FL3731 PWM registers 0x24-0xB3.
// Storing them like this is optimal for I2C transfers to the registers.
// We could optimize this and take out the unused registers from these
@ -46,15 +43,12 @@ uint8_t g_led_control_registers[IS31FL3731_DRIVER_COUNT][IS31FL3731_LED_CONTROL_
bool g_led_control_registers_update_required[IS31FL3731_DRIVER_COUNT] = {false};
void is31fl3731_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3731_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3731_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3731_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3731_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3731_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3731_I2C_TIMEOUT);
#endif
}
@ -63,26 +57,17 @@ void is31fl3731_select_page(uint8_t addr, uint8_t page) {
}
void is31fl3731_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// assumes page 0 is already selected
// transmit PWM registers in 9 transfers of 16 bytes
// i2c_transfer_buffer[] is 20 bytes
// iterate over the pwm_buffer contents at 16 byte intervals
for (int i = 0; i < IS31FL3731_PWM_REGISTER_COUNT; i += 16) {
// set the first register, e.g. 0x24, 0x34, 0x44, etc.
i2c_transfer_buffer[0] = 0x24 + i;
// copy the data from i to i+15
// device will auto-increment register for data after the first byte
// thus this sets registers 0x24-0x33, 0x34-0x43, etc. in one transfer
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Assumes page 0 is already selected.
// Transmit PWM registers in 9 transfers of 16 bytes.
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (uint8_t i = 0; i < IS31FL3731_PWM_REGISTER_COUNT; i += 16) {
#if IS31FL3731_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3731_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3731_I2C_TIMEOUT) == 0) break;
for (uint8_t j = 0; j < IS31FL3731_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, 0x24 + i, pwm_buffer + i, 16, IS31FL3731_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3731_I2C_TIMEOUT);
i2c_writeReg(addr << 1, 0x24 + i, pwm_buffer + i, 16, IS31FL3731_I2C_TIMEOUT);
#endif
}
}

25
drivers/led/issi/is31fl3733-mono.c
View file

@ -19,7 +19,6 @@
*/
#include "is31fl3733-mono.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -63,8 +62,6 @@
# define IS31FL3733_SYNC_4 IS31FL3733_SYNC_NONE
#endif
uint8_t i2c_transfer_buffer[20];
// These buffers match the IS31FL3733 PWM registers.
// The control buffers match the page 0 LED On/Off registers.
// Storing them like this is optimal for I2C transfers to the registers.
@ -78,15 +75,12 @@ uint8_t g_led_control_registers[IS31FL3733_DRIVER_COUNT][IS31FL3733_LED_CONTROL_
bool g_led_control_registers_update_required[IS31FL3733_DRIVER_COUNT] = {false};
void is31fl3733_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3733_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3733_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3733_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3733_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3733_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3733_I2C_TIMEOUT);
#endif
}
@ -98,22 +92,15 @@ void is31fl3733_select_page(uint8_t addr, uint8_t page) {
void is31fl3733_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assumes page 1 is already selected.
// Transmit PWM registers in 12 transfers of 16 bytes.
// i2c_transfer_buffer[] is 20 bytes
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (int i = 0; i < IS31FL3733_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i;
// Copy the data from i to i+15.
// Device will auto-increment register for data after the first byte
// Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer.
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
for (uint8_t i = 0; i < IS31FL3733_PWM_REGISTER_COUNT; i += 16) {
#if IS31FL3733_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3733_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3733_I2C_TIMEOUT) == 0) break;
for (uint8_t j = 0; j < IS31FL3733_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3733_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3733_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3733_I2C_TIMEOUT);
#endif
}
}

25
drivers/led/issi/is31fl3733.c
View file

@ -18,7 +18,6 @@
*/
#include "is31fl3733.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -62,8 +61,6 @@
# define IS31FL3733_SYNC_4 IS31FL3733_SYNC_NONE
#endif
uint8_t i2c_transfer_buffer[20];
// These buffers match the IS31FL3733 PWM registers.
// The control buffers match the page 0 LED On/Off registers.
// Storing them like this is optimal for I2C transfers to the registers.
@ -77,15 +74,12 @@ uint8_t g_led_control_registers[IS31FL3733_DRIVER_COUNT][IS31FL3733_LED_CONTROL_
bool g_led_control_registers_update_required[IS31FL3733_DRIVER_COUNT] = {false};
void is31fl3733_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3733_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3733_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3733_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3733_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3733_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3733_I2C_TIMEOUT);
#endif
}
@ -97,22 +91,15 @@ void is31fl3733_select_page(uint8_t addr, uint8_t page) {
void is31fl3733_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assumes page 1 is already selected.
// Transmit PWM registers in 12 transfers of 16 bytes.
// i2c_transfer_buffer[] is 20 bytes
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (int i = 0; i < IS31FL3733_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i;
// Copy the data from i to i+15.
// Device will auto-increment register for data after the first byte
// Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer.
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
for (uint8_t i = 0; i < IS31FL3733_PWM_REGISTER_COUNT; i += 16) {
#if IS31FL3733_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3733_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3733_I2C_TIMEOUT) == 0) break;
for (uint8_t j = 0; j < IS31FL3733_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3733_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3733_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3733_I2C_TIMEOUT);
#endif
}
}

32
drivers/led/issi/is31fl3736-mono.c
View file

@ -16,7 +16,6 @@
*/
#include "is31fl3736-mono.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -47,8 +46,6 @@
# define IS31FL3736_GLOBAL_CURRENT 0xFF
#endif
uint8_t i2c_transfer_buffer[20];
// These buffers match the IS31FL3736 PWM registers.
// The control buffers match the page 0 LED On/Off registers.
// Storing them like this is optimal for I2C transfers to the registers.
@ -62,15 +59,12 @@ uint8_t g_led_control_registers[IS31FL3736_DRIVER_COUNT][IS31FL3736_LED_CONTROL_
bool g_led_control_registers_update_required[IS31FL3736_DRIVER_COUNT] = {false};
void is31fl3736_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3736_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3736_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3736_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3736_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3736_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3736_I2C_TIMEOUT);
#endif
}
@ -80,25 +74,17 @@ void is31fl3736_select_page(uint8_t addr, uint8_t page) {
}
void is31fl3736_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// assumes page 1 is already selected
// transmit PWM registers in 12 transfers of 16 bytes
// i2c_transfer_buffer[] is 20 bytes
// iterate over the pwm_buffer contents at 16 byte intervals
for (int i = 0; i < IS31FL3736_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i;
// copy the data from i to i+15
// device will auto-increment register for data after the first byte
// thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Assumes page 1 is already selected.
// Transmit PWM registers in 12 transfers of 16 bytes.
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (uint8_t i = 0; i < IS31FL3736_PWM_REGISTER_COUNT; i += 16) {
#if IS31FL3736_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3736_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3736_I2C_TIMEOUT) == 0) break;
for (uint8_t j = 0; j < IS31FL3736_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3736_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3736_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3736_I2C_TIMEOUT);
#endif
}
}

32
drivers/led/issi/is31fl3736.c
View file

@ -16,7 +16,6 @@
*/
#include "is31fl3736.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -47,8 +46,6 @@
# define IS31FL3736_GLOBAL_CURRENT 0xFF
#endif
uint8_t i2c_transfer_buffer[20];
// These buffers match the IS31FL3736 PWM registers.
// The control buffers match the page 0 LED On/Off registers.
// Storing them like this is optimal for I2C transfers to the registers.
@ -62,15 +59,12 @@ uint8_t g_led_control_registers[IS31FL3736_DRIVER_COUNT][IS31FL3736_LED_CONTROL_
bool g_led_control_registers_update_required[IS31FL3736_DRIVER_COUNT] = {false};
void is31fl3736_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3736_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3736_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3736_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3736_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3736_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3736_I2C_TIMEOUT);
#endif
}
@ -80,25 +74,17 @@ void is31fl3736_select_page(uint8_t addr, uint8_t page) {
}
void is31fl3736_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// assumes page 1 is already selected
// transmit PWM registers in 12 transfers of 16 bytes
// i2c_transfer_buffer[] is 20 bytes
// iterate over the pwm_buffer contents at 16 byte intervals
for (int i = 0; i < IS31FL3736_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i;
// copy the data from i to i+15
// device will auto-increment register for data after the first byte
// thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Assumes page 1 is already selected.
// Transmit PWM registers in 12 transfers of 16 bytes.
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (uint8_t i = 0; i < IS31FL3736_PWM_REGISTER_COUNT; i += 16) {
#if IS31FL3736_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3736_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3736_I2C_TIMEOUT) == 0) break;
for (uint8_t j = 0; j < IS31FL3736_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3736_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3736_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3736_I2C_TIMEOUT);
#endif
}
}

32
drivers/led/issi/is31fl3737-mono.c
View file

@ -18,7 +18,6 @@
*/
#include "is31fl3737-mono.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -49,8 +48,6 @@
# define IS31FL3737_GLOBAL_CURRENT 0xFF
#endif
uint8_t i2c_transfer_buffer[20];
// These buffers match the IS31FL3737 PWM registers.
// The control buffers match the page 0 LED On/Off registers.
// Storing them like this is optimal for I2C transfers to the registers.
@ -65,15 +62,12 @@ uint8_t g_led_control_registers[IS31FL3737_DRIVER_COUNT][IS31FL3737_LED_CONTROL_
bool g_led_control_registers_update_required[IS31FL3737_DRIVER_COUNT] = {false};
void is31fl3737_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3737_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3737_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3737_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3737_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3737_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3737_I2C_TIMEOUT);
#endif
}
@ -83,25 +77,17 @@ void is31fl3737_select_page(uint8_t addr, uint8_t page) {
}
void is31fl3737_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// assumes page 1 is already selected
// transmit PWM registers in 12 transfers of 16 bytes
// i2c_transfer_buffer[] is 20 bytes
// iterate over the pwm_buffer contents at 16 byte intervals
for (int i = 0; i < IS31FL3737_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i;
// copy the data from i to i+15
// device will auto-increment register for data after the first byte
// thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Assumes page 1 is already selected.
// Transmit PWM registers in 12 transfers of 16 bytes.
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (uint8_t i = 0; i < IS31FL3737_PWM_REGISTER_COUNT; i += 16) {
#if IS31FL3737_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3737_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3737_I2C_TIMEOUT) == 0) break;
for (uint8_t j = 0; j < IS31FL3737_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3737_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3737_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3737_I2C_TIMEOUT);
#endif
}
}

32
drivers/led/issi/is31fl3737.c
View file

@ -18,7 +18,6 @@
*/
#include "is31fl3737.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -49,8 +48,6 @@
# define IS31FL3737_GLOBAL_CURRENT 0xFF
#endif
uint8_t i2c_transfer_buffer[20];
// These buffers match the IS31FL3737 PWM registers.
// The control buffers match the page 0 LED On/Off registers.
// Storing them like this is optimal for I2C transfers to the registers.
@ -65,15 +62,12 @@ uint8_t g_led_control_registers[IS31FL3737_DRIVER_COUNT][IS31FL3737_LED_CONTROL_
bool g_led_control_registers_update_required[IS31FL3737_DRIVER_COUNT] = {false};
void is31fl3737_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3737_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3737_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3737_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3737_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3737_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3737_I2C_TIMEOUT);
#endif
}
@ -83,25 +77,17 @@ void is31fl3737_select_page(uint8_t addr, uint8_t page) {
}
void is31fl3737_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// assumes page 1 is already selected
// transmit PWM registers in 12 transfers of 16 bytes
// i2c_transfer_buffer[] is 20 bytes
// iterate over the pwm_buffer contents at 16 byte intervals
for (int i = 0; i < IS31FL3737_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i;
// copy the data from i to i+15
// device will auto-increment register for data after the first byte
// thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Assumes page 1 is already selected.
// Transmit PWM registers in 12 transfers of 16 bytes.
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (uint8_t i = 0; i < IS31FL3737_PWM_REGISTER_COUNT; i += 16) {
#if IS31FL3737_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3737_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3737_I2C_TIMEOUT) == 0) break;
for (uint8_t j = 0; j < IS31FL3737_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3737_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3737_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i, pwm_buffer + i, 16, IS31FL3737_I2C_TIMEOUT);
#endif
}
}

28
drivers/led/issi/is31fl3741-mono.c
View file

@ -18,7 +18,6 @@
*/
#include "is31fl3741-mono.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -53,8 +52,6 @@
# define IS31FL3741_GLOBAL_CURRENT 0xFF
#endif
uint8_t i2c_transfer_buffer[20] = {0xFF};
// These buffers match the IS31FL3741 and IS31FL3741A PWM registers.
// The scaling buffers match the page 2 and 3 LED On/Off registers.
// Storing them like this is optimal for I2C transfers to the registers.
@ -68,15 +65,12 @@ bool g_scaling_registers_update_required[IS31FL3741_DRIVER_COUNT] = {false};
uint8_t g_scaling_registers[IS31FL3741_DRIVER_COUNT][IS31FL3741_SCALING_REGISTER_COUNT];
void is31fl3741_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3741_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3741_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3741_I2C_TIMEOUT);
#endif
}
@ -88,33 +82,27 @@ void is31fl3741_select_page(uint8_t addr, uint8_t page) {
void is31fl3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assume page 0 is already selected
for (int i = 0; i < 342; i += 18) {
for (uint16_t i = 0; i < 342; i += 18) {
if (i == 180) {
is31fl3741_select_page(addr, IS31FL3741_COMMAND_PWM_1);
}
i2c_transfer_buffer[0] = i % 180;
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 18);
#if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 19, IS31FL3741_I2C_TIMEOUT) == 0) break;
for (uint8_t j = 0; j < IS31FL3741_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i % 180, pwm_buffer + i, 18, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 19, IS31FL3741_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i % 180, pwm_buffer + i, 18, IS31FL3741_I2C_TIMEOUT);
#endif
}
// transfer the left cause the total number is 351
i2c_transfer_buffer[0] = 162;
memcpy(i2c_transfer_buffer + 1, pwm_buffer + 342, 9);
#if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 10, IS31FL3741_I2C_TIMEOUT) != 0) break;
if (i2c_writeReg(addr << 1, 162, pwm_buffer + 342, 9, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 10, IS31FL3741_I2C_TIMEOUT);
i2c_writeReg(addr << 1, 162, pwm_buffer + 342, 9, IS31FL3741_I2C_TIMEOUT);
#endif
}

28
drivers/led/issi/is31fl3741.c
View file

@ -18,7 +18,6 @@
*/
#include "is31fl3741.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -53,8 +52,6 @@
# define IS31FL3741_GLOBAL_CURRENT 0xFF
#endif
uint8_t i2c_transfer_buffer[20] = {0xFF};
// These buffers match the IS31FL3741 and IS31FL3741A PWM registers.
// The scaling buffers match the page 2 and 3 LED On/Off registers.
// Storing them like this is optimal for I2C transfers to the registers.
@ -68,15 +65,12 @@ bool g_scaling_registers_update_required[IS31FL3741_DRIVER_COUNT] = {false};
uint8_t g_scaling_registers[IS31FL3741_DRIVER_COUNT][IS31FL3741_SCALING_REGISTER_COUNT];
void is31fl3741_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3741_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3741_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3741_I2C_TIMEOUT);
#endif
}
@ -88,33 +82,27 @@ void is31fl3741_select_page(uint8_t addr, uint8_t page) {
void is31fl3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assume page 0 is already selected
for (int i = 0; i < 342; i += 18) {
for (uint16_t i = 0; i < 342; i += 18) {
if (i == 180) {
is31fl3741_select_page(addr, IS31FL3741_COMMAND_PWM_1);
}
i2c_transfer_buffer[0] = i % 180;
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 18);
#if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 19, IS31FL3741_I2C_TIMEOUT) == 0) break;
for (uint8_t j = 0; j < IS31FL3741_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i % 180, pwm_buffer + i, 18, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 19, IS31FL3741_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i % 180, pwm_buffer + i, 18, IS31FL3741_I2C_TIMEOUT);
#endif
}
// transfer the left cause the total number is 351
i2c_transfer_buffer[0] = 162;
memcpy(i2c_transfer_buffer + 1, pwm_buffer + 342, 9);
#if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 10, IS31FL3741_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, 162, pwm_buffer + 342, 9, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 10, IS31FL3741_I2C_TIMEOUT);
i2c_writeReg(addr << 1, 162, pwm_buffer + 342, 9, IS31FL3741_I2C_TIMEOUT);
#endif
}

30
drivers/led/issi/is31fl3742a-mono.c
View file

@ -19,7 +19,6 @@
*/
#include "is31fl3742a-mono.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -54,8 +53,6 @@
# define IS31FL3742A_GLOBAL_CURRENT 0xFF
#endif
uint8_t i2c_transfer_buffer[20] = {0xFF};
uint8_t g_pwm_buffer[IS31FL3742A_DRIVER_COUNT][IS31FL3742A_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required[IS31FL3742A_DRIVER_COUNT] = {false};
bool g_scaling_registers_update_required[IS31FL3742A_DRIVER_COUNT] = {false};
@ -63,15 +60,12 @@ bool g_scaling_registers_update_required[IS31FL3742A_DRIVER_COUNT] = {false};
uint8_t g_scaling_registers[IS31FL3742A_DRIVER_COUNT][IS31FL3742A_SCALING_REGISTER_COUNT];
void is31fl3742a_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3742A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3742A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3742A_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3742A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3742A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3742A_I2C_TIMEOUT);
#endif
}
@ -82,24 +76,16 @@ void is31fl3742a_select_page(uint8_t addr, uint8_t page) {
void is31fl3742a_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assumes page 0 is already selected.
// If any of the transactions fails function returns false.
// Transmit PWM registers in 12 transfers of 16 bytes.
// i2c_transfer_buffer[] is 20 bytes
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (int i = 0; i < IS31FL3742A_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i;
// Copy the data from i to i+15.
// Device will auto-increment register for data after the first byte
// Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer.
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Transmit PWM registers in 6 transfers of 30 bytes.
// Iterate over the pwm_buffer contents at 30 byte intervals.
for (uint8_t i = 0; i < IS31FL3742A_PWM_REGISTER_COUNT; i += 30) {
#if IS31FL3742A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3742A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3742A_I2C_TIMEOUT) != 0) break;
for (uint8_t j = 0; j < IS31FL3742A_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 30, IS31FL3742A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3742A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 30, IS31FL3742A_I2C_TIMEOUT);
#endif
}
}

30
drivers/led/issi/is31fl3742a.c
View file

@ -19,7 +19,6 @@
*/
#include "is31fl3742a.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -54,8 +53,6 @@
# define IS31FL3742A_GLOBAL_CURRENT 0xFF
#endif
uint8_t i2c_transfer_buffer[20] = {0xFF};
uint8_t g_pwm_buffer[IS31FL3742A_DRIVER_COUNT][IS31FL3742A_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required[IS31FL3742A_DRIVER_COUNT] = {false};
bool g_scaling_registers_update_required[IS31FL3742A_DRIVER_COUNT] = {false};
@ -63,15 +60,12 @@ bool g_scaling_registers_update_required[IS31FL3742A_DRIVER_COUNT] = {false};
uint8_t g_scaling_registers[IS31FL3742A_DRIVER_COUNT][IS31FL3742A_SCALING_REGISTER_COUNT];
void is31fl3742a_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3742A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3742A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3742A_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3742A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3742A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3742A_I2C_TIMEOUT);
#endif
}
@ -82,24 +76,16 @@ void is31fl3742a_select_page(uint8_t addr, uint8_t page) {
void is31fl3742a_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assumes page 0 is already selected.
// If any of the transactions fails function returns false.
// Transmit PWM registers in 12 transfers of 16 bytes.
// i2c_transfer_buffer[] is 20 bytes
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (int i = 0; i < IS31FL3742A_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i;
// Copy the data from i to i+15.
// Device will auto-increment register for data after the first byte
// Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer.
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Transmit PWM registers in 6 transfers of 30 bytes.
// Iterate over the pwm_buffer contents at 30 byte intervals.
for (uint8_t i = 0; i < IS31FL3742A_PWM_REGISTER_COUNT; i += 30) {
#if IS31FL3742A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3742A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3742A_I2C_TIMEOUT) != 0) break;
for (uint8_t j = 0; j < IS31FL3742A_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 30, IS31FL3742A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3742A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 30, IS31FL3742A_I2C_TIMEOUT);
#endif
}
}

30
drivers/led/issi/is31fl3743a-mono.c
View file

@ -19,7 +19,6 @@
*/
#include "is31fl3743a-mono.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -63,8 +62,6 @@
# define IS31FL3743A_SYNC_4 IS31FL3743A_SYNC_NONE
#endif
uint8_t i2c_transfer_buffer[20] = {0xFF};
uint8_t g_pwm_buffer[IS31FL3743A_DRIVER_COUNT][IS31FL3743A_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required[IS31FL3743A_DRIVER_COUNT] = {false};
bool g_scaling_registers_update_required[IS31FL3743A_DRIVER_COUNT] = {false};
@ -72,15 +69,12 @@ bool g_scaling_registers_update_required[IS31FL3743A_DRIVER_COUNT] = {false};
uint8_t g_scaling_registers[IS31FL3743A_DRIVER_COUNT][IS31FL3743A_SCALING_REGISTER_COUNT];
void is31fl3743a_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3743A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3743A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3743A_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3743A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3743A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3743A_I2C_TIMEOUT);
#endif
}
@ -91,24 +85,16 @@ void is31fl3743a_select_page(uint8_t addr, uint8_t page) {
void is31fl3743a_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assumes page 0 is already selected.
// If any of the transactions fails function returns false.
// Transmit PWM registers in 12 transfers of 16 bytes.
// i2c_transfer_buffer[] is 20 bytes
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (int i = 0; i < IS31FL3743A_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i + 1;
// Copy the data from i to i+15.
// Device will auto-increment register for data after the first byte
// Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer.
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Transmit PWM registers in 11 transfers of 18 bytes.
// Iterate over the pwm_buffer contents at 18 byte intervals.
for (uint8_t i = 0; i < IS31FL3743A_PWM_REGISTER_COUNT; i += 18) {
#if IS31FL3743A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3743A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3743A_I2C_TIMEOUT) != 0) break;
for (uint8_t j = 0; j < IS31FL3743A_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3743A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3743A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3743A_I2C_TIMEOUT);
#endif
}
}

30
drivers/led/issi/is31fl3743a.c
View file

@ -19,7 +19,6 @@
*/
#include "is31fl3743a.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -63,8 +62,6 @@
# define IS31FL3743A_SYNC_4 IS31FL3743A_SYNC_NONE
#endif
uint8_t i2c_transfer_buffer[20] = {0xFF};
uint8_t g_pwm_buffer[IS31FL3743A_DRIVER_COUNT][IS31FL3743A_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required[IS31FL3743A_DRIVER_COUNT] = {false};
bool g_scaling_registers_update_required[IS31FL3743A_DRIVER_COUNT] = {false};
@ -72,15 +69,12 @@ bool g_scaling_registers_update_required[IS31FL3743A_DRIVER_COUNT] = {false};
uint8_t g_scaling_registers[IS31FL3743A_DRIVER_COUNT][IS31FL3743A_SCALING_REGISTER_COUNT];
void is31fl3743a_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3743A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3743A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3743A_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3743A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3743A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3743A_I2C_TIMEOUT);
#endif
}
@ -91,24 +85,16 @@ void is31fl3743a_select_page(uint8_t addr, uint8_t page) {
void is31fl3743a_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assumes page 0 is already selected.
// If any of the transactions fails function returns false.
// Transmit PWM registers in 12 transfers of 16 bytes.
// i2c_transfer_buffer[] is 20 bytes
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (int i = 0; i < IS31FL3743A_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i + 1;
// Copy the data from i to i+15.
// Device will auto-increment register for data after the first byte
// Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer.
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Transmit PWM registers in 11 transfers of 18 bytes.
// Iterate over the pwm_buffer contents at 18 byte intervals.
for (uint8_t i = 0; i < IS31FL3743A_PWM_REGISTER_COUNT; i += 18) {
#if IS31FL3743A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3743A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3743A_I2C_TIMEOUT) != 0) break;
for (uint8_t j = 0; j < IS31FL3743A_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3743A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3743A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3743A_I2C_TIMEOUT);
#endif
}
}

30
drivers/led/issi/is31fl3745-mono.c
View file

@ -19,7 +19,6 @@
*/
#include "is31fl3745-mono.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -63,8 +62,6 @@
# define IS31FL3745_SYNC_4 IS31FL3745_SYNC_NONE
#endif
uint8_t i2c_transfer_buffer[20] = {0xFF};
uint8_t g_pwm_buffer[IS31FL3745_DRIVER_COUNT][IS31FL3745_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required[IS31FL3745_DRIVER_COUNT] = {false};
bool g_scaling_registers_update_required[IS31FL3745_DRIVER_COUNT] = {false};
@ -72,15 +69,12 @@ bool g_scaling_registers_update_required[IS31FL3745_DRIVER_COUNT] = {false};
uint8_t g_scaling_registers[IS31FL3745_DRIVER_COUNT][IS31FL3745_SCALING_REGISTER_COUNT];
void is31fl3745_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3745_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3745_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3745_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3745_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3745_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3745_I2C_TIMEOUT);
#endif
}
@ -91,24 +85,16 @@ void is31fl3745_select_page(uint8_t addr, uint8_t page) {
void is31fl3745_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assumes page 0 is already selected.
// If any of the transactions fails function returns false.
// Transmit PWM registers in 12 transfers of 16 bytes.
// i2c_transfer_buffer[] is 20 bytes
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (int i = 0; i < IS31FL3745_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i + 1;
// Copy the data from i to i+15.
// Device will auto-increment register for data after the first byte
// Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer.
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Transmit PWM registers in 8 transfers of 18 bytes.
// Iterate over the pwm_buffer contents at 18 byte intervals.
for (uint8_t i = 0; i < IS31FL3745_PWM_REGISTER_COUNT; i += 18) {
#if IS31FL3745_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3745_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3745_I2C_TIMEOUT) != 0) break;
for (uint8_t j = 0; j < IS31FL3745_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3745_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3745_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3745_I2C_TIMEOUT);
#endif
}
}

30
drivers/led/issi/is31fl3745.c
View file

@ -19,7 +19,6 @@
*/
#include "is31fl3745.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -63,8 +62,6 @@
# define IS31FL3745_SYNC_4 IS31FL3745_SYNC_NONE
#endif
uint8_t i2c_transfer_buffer[20] = {0xFF};
uint8_t g_pwm_buffer[IS31FL3745_DRIVER_COUNT][IS31FL3745_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required[IS31FL3745_DRIVER_COUNT] = {false};
bool g_scaling_registers_update_required[IS31FL3745_DRIVER_COUNT] = {false};
@ -72,15 +69,12 @@ bool g_scaling_registers_update_required[IS31FL3745_DRIVER_COUNT] = {false};
uint8_t g_scaling_registers[IS31FL3745_DRIVER_COUNT][IS31FL3745_SCALING_REGISTER_COUNT];
void is31fl3745_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3745_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3745_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3745_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3745_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3745_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3745_I2C_TIMEOUT);
#endif
}
@ -91,24 +85,16 @@ void is31fl3745_select_page(uint8_t addr, uint8_t page) {
void is31fl3745_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assumes page 0 is already selected.
// If any of the transactions fails function returns false.
// Transmit PWM registers in 12 transfers of 16 bytes.
// i2c_transfer_buffer[] is 20 bytes
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (int i = 0; i < IS31FL3745_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i + 1;
// Copy the data from i to i+15.
// Device will auto-increment register for data after the first byte
// Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer.
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Transmit PWM registers in 8 transfers of 18 bytes.
// Iterate over the pwm_buffer contents at 18 byte intervals.
for (uint8_t i = 0; i < IS31FL3745_PWM_REGISTER_COUNT; i += 18) {
#if IS31FL3745_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3745_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3745_I2C_TIMEOUT) != 0) break;
for (uint8_t j = 0; j < IS31FL3745_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3745_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3745_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3745_I2C_TIMEOUT);
#endif
}
}

30
drivers/led/issi/is31fl3746a-mono.c
View file

@ -19,7 +19,6 @@
*/
#include "is31fl3746a-mono.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -54,8 +53,6 @@
# define IS31FL3746A_GLOBAL_CURRENT 0xFF
#endif
uint8_t i2c_transfer_buffer[20] = {0xFF};
uint8_t g_pwm_buffer[IS31FL3746A_DRIVER_COUNT][IS31FL3746A_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required[IS31FL3746A_DRIVER_COUNT] = {false};
bool g_scaling_registers_update_required[IS31FL3746A_DRIVER_COUNT] = {false};
@ -63,15 +60,12 @@ bool g_scaling_registers_update_required[IS31FL3746A_DRIVER_COUNT] = {false};
uint8_t g_scaling_registers[IS31FL3746A_DRIVER_COUNT][IS31FL3746A_SCALING_REGISTER_COUNT];
void is31fl3746a_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3746A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3746A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3746A_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3746A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3746A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3746A_I2C_TIMEOUT);
#endif
}
@ -82,24 +76,16 @@ void is31fl3746a_select_page(uint8_t addr, uint8_t page) {
void is31fl3746a_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assumes page 0 is already selected.
// If any of the transactions fails function returns false.
// Transmit PWM registers in 12 transfers of 16 bytes.
// i2c_transfer_buffer[] is 20 bytes
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (int i = 0; i < IS31FL3746A_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i + 1;
// Copy the data from i to i+15.
// Device will auto-increment register for data after the first byte
// Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer.
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Transmit PWM registers in 4 transfers of 18 bytes.
// Iterate over the pwm_buffer contents at 18 byte intervals.
for (uint8_t i = 0; i < IS31FL3746A_PWM_REGISTER_COUNT; i += 18) {
#if IS31FL3746A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3746A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3746A_I2C_TIMEOUT) != 0) break;
for (uint8_t j = 0; j < IS31FL3746A_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3746A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3746A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3746A_I2C_TIMEOUT);
#endif
}
}

30
drivers/led/issi/is31fl3746a.c
View file

@ -19,7 +19,6 @@
*/
#include "is31fl3746a.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -54,8 +53,6 @@
# define IS31FL3746A_GLOBAL_CURRENT 0xFF
#endif
uint8_t i2c_transfer_buffer[20] = {0xFF};
uint8_t g_pwm_buffer[IS31FL3746A_DRIVER_COUNT][IS31FL3746A_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required[IS31FL3746A_DRIVER_COUNT] = {false};
bool g_scaling_registers_update_required[IS31FL3746A_DRIVER_COUNT] = {false};
@ -63,15 +60,12 @@ bool g_scaling_registers_update_required[IS31FL3746A_DRIVER_COUNT] = {false};
uint8_t g_scaling_registers[IS31FL3746A_DRIVER_COUNT][IS31FL3746A_SCALING_REGISTER_COUNT];
void is31fl3746a_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if IS31FL3746A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3746A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3746A_I2C_TIMEOUT) == 0) break;
if (i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3746A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3746A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, reg, &data, 1, IS31FL3746A_I2C_TIMEOUT);
#endif
}
@ -82,24 +76,16 @@ void is31fl3746a_select_page(uint8_t addr, uint8_t page) {
void is31fl3746a_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assumes page 0 is already selected.
// If any of the transactions fails function returns false.
// Transmit PWM registers in 12 transfers of 16 bytes.
// i2c_transfer_buffer[] is 20 bytes
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (int i = 0; i < IS31FL3746A_PWM_REGISTER_COUNT; i += 16) {
i2c_transfer_buffer[0] = i + 1;
// Copy the data from i to i+15.
// Device will auto-increment register for data after the first byte
// Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer.
memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16);
// Transmit PWM registers in 4 transfers of 18 bytes.
// Iterate over the pwm_buffer contents at 18 byte intervals.
for (uint8_t i = 0; i < IS31FL3746A_PWM_REGISTER_COUNT; i += 18) {
#if IS31FL3746A_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3746A_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3746A_I2C_TIMEOUT) != 0) break;
for (uint8_t j = 0; j < IS31FL3746A_I2C_PERSISTENCE; j++) {
if (i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3746A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3746A_I2C_TIMEOUT);
i2c_writeReg(addr << 1, i + 1, pwm_buffer + i, 18, IS31FL3746A_I2C_TIMEOUT);
#endif
}
}