--- /dev/null
+#include "rev3.h"
+#include <avr/io.h>
+#include "backlight.h"
+#include "print.h"
+
+void matrix_init_kb(void) {
+ // put your keyboard start-up code here
+ // runs once when the firmware starts up
+ matrix_init_user();
+ led_init_ports();
+
+ // JTAG disable for PORT F. write JTD bit twice within four cycles.
+ MCUCR |= (1<<JTD);
+ MCUCR |= (1<<JTD);
+}
+
+
+void matrix_scan_kb(void) {
+ matrix_scan_user();
+}
+
+void backlight_init_ports(void) {
+ print("init_backlight_pin()\n");
+ // Set our LED pins as output
+ DDRD |= (1<<6); // Esc
+ DDRB |= (1<<7); // Page Up
+ DDRD |= (1<<4); // Arrows
+
+ // Set our LED pins low
+ PORTD &= ~(1<<6); // Esc
+ PORTB &= ~(1<<7); // Page Up
+ PORTD &= ~(1<<4); // Arrows
+}
+
+void backlight_set(uint8_t level) {
+ if ( level == 0 ) {
+ // Turn off light
+ PORTD |= (1<<6); // Esc
+ PORTB |= (1<<7); // Page Up
+ PORTD |= (1<<4); // Arrows
+ } else {
+ // Turn on light
+ PORTD &= ~(1<<6); // Esc
+ PORTB &= ~(1<<7); // Page Up
+ PORTD &= ~(1<<4); // Arrows
+ }
+}
+
+void led_init_ports() {
+ // * Set our LED pins as output
+ DDRB |= (1<<4);
+}
+
+void led_set_kb(uint8_t usb_led) {
+ DDRB |= (1<<4);
+ if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
+ // Turn capslock on
+ PORTB |= (1<<4);
+ } else {
+ // Turn capslock off
+ PORTB &= ~(1<<4);
+ }
+}