qmk_firmware/keyboards/kmac/kmac.c

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/* Copyright 2017 Mathias Andersson <wraul@dbox.se>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "kmac.h"
void matrix_init_kb(void) {
// put your keyboard start-up code here
// runs once when the firmware starts up
led_init_ports();
matrix_init_user();
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}
void matrix_scan_kb(void) {
// put your looping keyboard code here
// runs every cycle (a lot)
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matrix_scan_user();
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}
bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
// put your per-action keyboard code here
// runs for every action, just before processing by the firmware
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return process_record_user(keycode, record);
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}
void led_init_ports(void) {
DDRB |= (1<<0); // OUT
DDRE |= (1<<6); // OUT
}
/* LED pin configuration
* Scroll Lock: Low PE6
* Caps Lock: Low PB0
*/
void led_set_kb(uint8_t usb_led) {
if (usb_led & (1<<USB_LED_CAPS_LOCK))
{
PORTB &= ~(1<<0); // LO
}
else
{
PORTB |= (1<<0); // HI
}
if (usb_led & (1<<USB_LED_SCROLL_LOCK))
{
PORTE &= ~(1<<6); // LO
}
else
{
PORTE |= (1<<6); // HI
}
led_set_user(usb_led);
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}
void backlight_init_ports(void) {
DDRB |= (1<<1) | (1<<2) | (1<<3) | (1<<4); // OUT
DDRD |= (1<<7); // OUT
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}
/* Backlight pin configuration
* F-row: High PB1
* W: Low PB4
* A: Low PB2
* S: Low PB3
* D: Low PD7
*/
void backlight_set(uint8_t level)
{
// F-row
if(level & (1<<0))
{
PORTB |= (1<<1); // HI
}
else
{
PORTB &= ~(1<<1); // LO
}
// WASD
if(level & (1<<1))
{
PORTB &= ~(1<<4); // LO
PORTB &= ~(1<<2); // LO
PORTB &= ~(1<<3); // LO
PORTD &= ~(1<<7); // LO
}
else
{
PORTB |= (1<<4); // HI
PORTB |= (1<<2); // HI
PORTB |= (1<<3); // HI
PORTD |= (1<<7); // HI
}
}