95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
#pragma once
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#include "quantum.h"
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#include <stdint.h>
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#include <stdbool.h>
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#include "i2c_master.h"
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#include <util/delay.h>
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// I2C aliases and register addresses (see "mcp23018.md" on tmk repository)
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#define I2C_ADDR (0b0100000<<1)
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#define IODIRA 0x00 // i/o direction register
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#define IODIRB 0x01
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#define GPPUA 0x0C // GPIO pull-up resistor register
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#define GPPUB 0x0D
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#define GPIOA 0x12 // general purpose i/o port register (write modifies OLAT)
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#define GPIOB 0x13
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#define OLATA 0x14 // output latch register
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#define OLATB 0x15
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extern uint8_t mcp23018_status;
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#define I2C_TIMEOUT 100
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void init_frenchdev(void);
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void frenchdev_blink_all_leds(void);
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uint8_t init_mcp23018(void);
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#define LED_BRIGHTNESS_LO 15
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#define LED_BRIGHTNESS_HI 255
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#define FRENCHDEV_BOARD_LED_PIN D6
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#define FRENCHDEV_LED_1_PIN B5
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#define FRENCHDEV_LED_2_PIN B6
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#define FRENCHDEV_LED_3_PIN B7
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inline void frenchdev_board_led_on(void) {
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gpio_set_pin_output(FRENCHDEV_BOARD_LED_PIN);
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gpio_write_pin_high(FRENCHDEV_BOARD_LED_PIN);
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}
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inline void frenchdev_led_1_on(void) {
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gpio_set_pin_output(FRENCHDEV_LED_1_PIN);
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gpio_write_pin_high(FRENCHDEV_LED_1_PIN);
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}
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inline void frenchdev_led_2_on(void) {
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gpio_set_pin_output(FRENCHDEV_LED_2_PIN);
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gpio_write_pin_high(FRENCHDEV_LED_2_PIN);
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}
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inline void frenchdev_led_3_on(void) {
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gpio_set_pin_output(FRENCHDEV_LED_3_PIN);
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gpio_write_pin_high(FRENCHDEV_LED_3_PIN);
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}
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inline void frenchdev_board_led_off(void) {
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gpio_set_pin_input(FRENCHDEV_BOARD_LED_PIN);
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}
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inline void frenchdev_led_1_off(void) {
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gpio_set_pin_input(FRENCHDEV_LED_1_PIN);
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}
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inline void frenchdev_led_2_off(void) {
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gpio_set_pin_input(FRENCHDEV_LED_2_PIN);
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}
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inline void frenchdev_led_3_off(void) {
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gpio_set_pin_input(FRENCHDEV_LED_3_PIN);
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}
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inline void frenchdev_led_all_on(void)
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{
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frenchdev_board_led_on();
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frenchdev_led_1_on();
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frenchdev_led_2_on();
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frenchdev_led_3_on();
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}
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inline void frenchdev_led_all_off(void)
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{
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frenchdev_board_led_off();
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frenchdev_led_1_off();
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frenchdev_led_2_off();
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frenchdev_led_3_off();
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}
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inline void frenchdev_led_1_set(uint8_t n) { OCR1A = n; }
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inline void frenchdev_led_2_set(uint8_t n) { OCR1B = n; }
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inline void frenchdev_led_3_set(uint8_t n) { OCR1C = n; }
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inline void frenchdev_led_set(uint8_t led, uint8_t n) {
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(led == 1) ? (OCR1A = n) :
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(led == 2) ? (OCR1B = n) :
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(OCR1C = n);
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}
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inline void frenchdev_led_all_set(uint8_t n)
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{
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frenchdev_led_1_set(n);
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frenchdev_led_2_set(n);
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frenchdev_led_3_set(n);
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}
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