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Fix Helix i2c wrong bit rate (#3207)

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MakotoKurauchi 2018-06-22 02:44:33 +09:00 • committed by Drashna Jaelre
parent f5109c93dd
commit 0f3a73025c
7 changed files with 3 additions and 10 deletions
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2
keyboards/helix/i2c.c
View file

@ -34,7 +34,7 @@ void i2c_delay(void) {
// _delay_us(100);
}
// Setup twi to run at 100kHz
// Setup twi to run at 100kHz or 400kHz (see ./i2c.h SCL_CLOCK)
void i2c_master_init(void) {
// no prescaler
TWSR = 0;

2
keyboards/helix/i2c.h
View file

@ -15,7 +15,7 @@
#define SLAVE_BUFFER_SIZE 0x10
// i2c SCL clock frequency
// i2c SCL clock frequency 400kHz
#define SCL_CLOCK 400000L
extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];

2
keyboards/helix/rev2/keymaps/default/keymap.c
View file

@ -6,7 +6,6 @@
#include "lufa.h"
#include "split_util.h"
#endif
#include "LUFA/Drivers/Peripheral/TWI.h"
#ifdef AUDIO_ENABLE
#include "audio.h"
#endif
@ -479,7 +478,6 @@ void matrix_init_user(void) {
#endif
//SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
#ifdef SSD1306OLED
TWI_Init(TWI_BIT_PRESCALE_1, TWI_BITLENGTH_FROM_FREQ(1, 800000));
iota_gfx_init(!has_usb()); // turns on the display
#endif
}

2
keyboards/helix/rev2/keymaps/five_rows/keymap.c
View file

@ -6,7 +6,6 @@
#include "lufa.h"
#include "split_util.h"
#endif
#include "LUFA/Drivers/Peripheral/TWI.h"
#ifdef AUDIO_ENABLE
#include "audio.h"
#endif
@ -413,7 +412,6 @@ void matrix_init_user(void) {
#endif
//SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
#ifdef SSD1306OLED
TWI_Init(TWI_BIT_PRESCALE_1, TWI_BITLENGTH_FROM_FREQ(1, 800000));
iota_gfx_init(!has_usb()); // turns on the display
#endif
}

2
keyboards/helix/rev2/keymaps/froggy/keymap.c
View file

@ -6,7 +6,6 @@
#include "lufa.h"
#include "split_util.h"
#endif
#include "LUFA/Drivers/Peripheral/TWI.h"
#ifdef AUDIO_ENABLE
#include "audio.h"
#endif
@ -435,7 +434,6 @@ void matrix_init_user(void) {
#endif
//SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
#ifdef SSD1306OLED
TWI_Init(TWI_BIT_PRESCALE_1, TWI_BITLENGTH_FROM_FREQ(1, 800000));
iota_gfx_init(!has_usb()); // turns on the display
#endif
}

2
keyboards/helix/rev2/keymaps/led_test/keymap.c
View file

@ -6,7 +6,6 @@
#include "lufa.h"
#include "split_util.h"
#endif
#include "LUFA/Drivers/Peripheral/TWI.h"
#ifdef AUDIO_ENABLE
#include "audio.h"
#endif
@ -477,7 +476,6 @@ void matrix_init_user(void) {
#endif
//SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
#ifdef SSD1306OLED
TWI_Init(TWI_BIT_PRESCALE_1, TWI_BITLENGTH_FROM_FREQ(1, 800000));
iota_gfx_init(!has_usb()); // turns on the display
#endif
}

1
keyboards/helix/ssd1306.c
View file

@ -127,6 +127,7 @@ static int8_t capture_sendchar(uint8_t c) {
bool iota_gfx_init(bool rotate) {
bool success = false;
i2c_master_init();
send_cmd1(DisplayOff);
send_cmd2(SetDisplayClockDiv, 0x80);
send_cmd2(SetMultiPlex, DisplayHeight - 1);