Backlight abstraction and other changes (#439)

[qmk_firmware.git] / keyboards / arrow_pad / arrow_pad.c

diff --git a/keyboards/arrow_pad/arrow_pad.c b/keyboards/arrow_pad/arrow_pad.c
index f29c2c53fe750d7fadfbf475a952768ab1ed0d7c..381934aa88af25ac9366482c4f07f3595414c2da 100644 (file)
--- a/keyboards/arrow_pad/arrow_pad.c
+++ b/keyboards/arrow_pad/arrow_pad.c
@@ -1,114 +1 @@
-#include "arrow_pad.h"
-
-__attribute__ ((weak))
-void matrix_init_user(void) {
-       // leave this function blank - it can be defined in a keymap file
-};
-
-__attribute__ ((weak))
-void matrix_scan_user(void) {
-       // leave this function blank - it can be defined in a keymap file
-}
-
-__attribute__ ((weak))
-bool process_action_user(keyrecord_t *record) {
-       // leave this function blank - it can be defined in a keymap file
-    return true;
-}
-
-__attribute__ ((weak))
-void led_set_user(uint8_t usb_led) {
-       // leave this function blank - it can be defined in a keymap file
-}
-
-void matrix_init_kb(void) {
-       // put your keyboard start-up code here
-       // runs once when the firmware starts up
-
-#ifdef BACKLIGHT_ENABLE
-    backlight_init_ports();
-#endif
-
-       matrix_init_user();
-}
-
-void matrix_scan_kb(void) {
-       // put your looping keyboard code here
-       // runs every cycle (a lot)
-
-       matrix_scan_user();
-}
-
-bool process_action_kb(keyrecord_t *record) {
-       // put your per-action keyboard code here
-       // runs for every action, just before processing by the firmware
-
-       return process_action_user(record);
-}
-
-void led_set_kb(uint8_t usb_led) {
-       // put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
-
-       led_set_user(usb_led);
-}
-
-#ifdef BACKLIGHT_ENABLE
-#define CHANNEL OCR1C
-
-void backlight_init_ports()
-{
-
-    // Setup PB7 as output and output low.
-    DDRB |= (1<<7);
-    PORTB &= ~(1<<7);
-    
-    // Use full 16-bit resolution. 
-    ICR1 = 0xFFFF;
-
-    // I could write a wall of text here to explain... but TL;DW
-    // Go read the ATmega32u4 datasheet.
-    // And this: http://blog.saikoled.com/post/43165849837/secret-konami-cheat-code-to-high-resolution-pwm-on
-    
-    // Pin PB7 = OCR1C (Timer 1, Channel C)
-    // Compare Output Mode = Clear on compare match, Channel C = COM1C1=1 COM1C0=0
-    // (i.e. start high, go low when counter matches.)
-    // WGM Mode 14 (Fast PWM) = WGM13=1 WGM12=1 WGM11=1 WGM10=0
-    // Clock Select = clk/1 (no prescaling) = CS12=0 CS11=0 CS10=1
-    
-    TCCR1A = _BV(COM1C1) | _BV(WGM11); // = 0b00001010;
-    TCCR1B = _BV(WGM13) | _BV(WGM12) | _BV(CS10); // = 0b00011001;
-
-    backlight_init();
-}
-
-void backlight_set(uint8_t level)
-{
-    if ( level == 0 )
-    {
-        // Turn off PWM control on PB7, revert to output low.
-        TCCR1A &= ~(_BV(COM1C1));
-        CHANNEL = 0x0;
-        // Prevent backlight blink on lowest level
-        PORTB &= ~(_BV(PORTB7));
-    }
-    else if ( level == BACKLIGHT_LEVELS )
-    {
-        // Prevent backlight blink on lowest level
-        PORTB &= ~(_BV(PORTB7));
-        // Turn on PWM control of PB7
-        TCCR1A |= _BV(COM1C1);
-        // Set the brightness
-        CHANNEL = 0xFFFF;
-    }
-    else        
-    {
-        // Prevent backlight blink on lowest level
-        PORTB &= ~(_BV(PORTB7));
-        // Turn on PWM control of PB7
-        TCCR1A |= _BV(COM1C1);
-        // Set the brightness
-        CHANNEL = 0xFFFF >> ((BACKLIGHT_LEVELS - level) * ((BACKLIGHT_LEVELS + 1) / 2));
-    }
-}
-
-#endif
\ No newline at end of file
+#include "arrow_pad.h"
\ No newline at end of file