74 lines
2 KiB
C
74 lines
2 KiB
C
#include "ergodox_stm32.h"
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#include "i2c_master.h"
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extern inline void ergodox_board_led_1_on(void);
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extern inline void ergodox_board_led_2_on(void);
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extern inline void ergodox_board_led_3_on(void);
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extern inline void ergodox_board_led_1_off(void);
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extern inline void ergodox_board_led_2_off(void);
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extern inline void ergodox_board_led_3_off(void);
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extern inline void ergodox_led_all_off(void);
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volatile int mcp23017_status = 0x20;
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uint8_t i2c_initializied = 0;
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void board_init(void) {
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AFIO->MAPR |= AFIO_MAPR_SWJ_CFG_JTAGDISABLE;
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}
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void bootloader_jump(void) {
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// This board doesn't use the "standard" stm32duino bootloader, and is resident in memory at the base location. All we can do here is reset.
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NVIC_SystemReset();
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}
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void matrix_init_kb(void)
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{
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// Init LED Ports
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palSetPadMode(GPIOA, 10, PAL_MODE_OUTPUT_PUSHPULL); // LED 1
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palSetPadMode(GPIOA, 9, PAL_MODE_OUTPUT_PUSHPULL); // LED 2
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palSetPadMode(GPIOA, 8, PAL_MODE_OUTPUT_PUSHPULL); // LED 3
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ergodox_blink_all_leds();
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matrix_init_user();
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}
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void ergodox_blink_all_leds(void)
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{
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ergodox_led_all_off();
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// ergodox_led_all_set(LED_BRIGHTNESS_DEFAULT);
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ergodox_board_led_1_on();
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wait_ms(50);
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ergodox_board_led_2_on();
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wait_ms(50);
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ergodox_board_led_3_on();
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wait_ms(50);
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ergodox_board_led_1_off();
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wait_ms(50);
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ergodox_board_led_2_off();
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wait_ms(50);
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ergodox_board_led_3_off();
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}
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uint8_t init_mcp23017(void) {
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if (!i2c_initializied) {
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i2c_init();
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i2c_initializied = 1;
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}
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uint8_t data[2];
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data[0] = 0x0;
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data[1] = 0b00111111;
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mcp23017_status = i2c_write_register(I2C_ADDR, I2C_IODIRA, data, 2, 50000);
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if (mcp23017_status) goto out;
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data[0] = 0xFFU;
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mcp23017_status = i2c_write_register(I2C_ADDR, I2C_GPIOA, data, 1, 5000);
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if (mcp23017_status) goto out;
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mcp23017_status = i2c_write_register(I2C_ADDR, I2C_GPPUB, data+1, 1, 2);
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if (mcp23017_status) goto out;
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out:
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return mcp23017_status;
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// i2c_read_register(I2C_ADDR, );
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}
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