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path: root/keyboard/retro_refit/retro_refit.c
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#include "retro_refit.h"

__attribute__ ((weak))
void * matrix_init_user(void) {
	// leave this function blank - it can be defined in a keymap file
	return NULL;
};

__attribute__ ((weak))
void * matrix_scan_user(void) {
	// leave this function blank - it can be defined in a keymap file
	return NULL;
};

__attribute__ ((weak))
void * led_set_user(uint8_t usb_led) {
	// leave this function blank - it can be defined in a keymap file
	return NULL;
};

void * matrix_init_kb(void) {
	// put your keyboard start-up code here
	// runs once when the firmware starts up
	
	// Disable status LED on KB, enable status LED on Teensy (KB_STATUS = !TEENSY_STATUS)
	DDRD |= (1<<6);
	PORTD |= (1<<6);
	
	if (matrix_init_user) {
		(*matrix_init_user)();
	}
	return NULL;
};

void * matrix_scan_kb(void) {
    // put your looping keyboard code here
    // runs every cycle (a lot)

	if (matrix_scan_user) {
		(*matrix_scan_user)();
	}
	return NULL;
};

void * led_set_kb(uint8_t usb_led) {
	// put your keyboard LED indicator (ex: Caps Lock LED) toggling code here

    if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
        // output low
        DDRD |= (1<<0);
        PORTD &= ~(1<<0);
    } else {
        // Hi-Z
        DDRD &= ~(1<<0);
        PORTD &= ~(1<<0);
    }
    if (usb_led & (1<<USB_LED_NUM_LOCK)) {
        // output low
        DDRD |= (1<<1);
        PORTD &= ~(1<<1);
    } else {
        // Hi-Z
        DDRD &= ~(1<<1);
        PORTD &= ~(1<<1);
    }
    if (usb_led & (1<<USB_LED_SCROLL_LOCK)) {
        // output low
        DDRC |= (1<<6);
        PORTC &= ~(1<<6);
    } else {
        // Hi-Z
        DDRC &= ~(1<<6);
        PORTC &= ~(1<<6);
    }	
	
	if (led_set_user) {
		(*led_set_user)(usb_led);
	}
	return NULL;
};