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qmk_firmware

custom branch of QMK firmware git clone https://anongit.hacktivis.me/git/qmk_firmware.git

indicator_leds.c (3483B)

    

  1. /*
  2. Copyright 2019 MechMerlin <mechmerlin@gmail.com>
  4. This program is free software: you can redistribute it and/or modify
  5. it under the terms of the GNU General Public License as published by
  6. the Free Software Foundation, either version 2 of the License, or
  7. (at your option) any later version.
  9. This program is distributed in the hope that it will be useful,
  10. but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12. GNU General Public License for more details.
  14. You should have received a copy of the GNU General Public License
  15. along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16. */
  17. #include <avr/interrupt.h>
  18. #include <avr/io.h>
  19. #include <stdbool.h>
  20. #include <util/delay.h>
  21. #include "indicator_leds.h"
  23. #define LED_T1H  900
  24. #define LED_T1L  600
  25. #define LED_T0H  400
  26. #define LED_T0L  900
  28. void send_bit_d4(bool bitVal) {
  29.   if(bitVal) {
  30.     asm volatile (
  31.         "sbi %[port], %[bit] \n\t"
  32.         ".rept %[onCycles] \n\t"
  33.         "nop \n\t"
  34.         ".endr \n\t"
  35.         "cbi %[port], %[bit] \n\t"
  36.         ".rept %[offCycles] \n\t"
  37.         "nop \n\t"
  38.         ".endr \n\t"
  39.         ::
  40.         [port]      "I" (_SFR_IO_ADDR(PORTD)),
  41.         [bit]       "I" (4),
  42.         [onCycles]  "I" (NS_TO_CYCLES(LED_T1H) - 2),
  43.         [offCycles] "I" (NS_TO_CYCLES(LED_T1L) - 2));
  44.   } else {
  45.     asm volatile (
  46.         "sbi %[port], %[bit] \n\t"
  47.         ".rept %[onCycles] \n\t"
  48.         "nop \n\t"
  49.         ".endr \n\t"
  50.         "cbi %[port], %[bit] \n\t"
  51.         ".rept %[offCycles] \n\t"
  52.         "nop \n\t"
  53.         ".endr \n\t"
  54.         ::
  55.         [port]      "I" (_SFR_IO_ADDR(PORTD)),
  56.         [bit]       "I" (4),
  57.         [onCycles]  "I" (NS_TO_CYCLES(LED_T0H) - 2),
  58.         [offCycles] "I" (NS_TO_CYCLES(LED_T0L) - 2));
  59.   }
  60. }
  62. void send_bit_d6(bool bitVal)
  63. {
  64.   if(bitVal) {
  65.     asm volatile (
  66.         "sbi %[port], %[bit] \n\t"
  67.         ".rept %[onCycles] \n\t"
  68.         "nop \n\t"
  69.         ".endr \n\t"
  70.         "cbi %[port], %[bit] \n\t"
  71.         ".rept %[offCycles] \n\t"
  72.         "nop \n\t"
  73.         ".endr \n\t"
  74.         ::
  75.         [port]      "I" (_SFR_IO_ADDR(PORTD)),
  76.         [bit]       "I" (6),
  77.         [onCycles]  "I" (NS_TO_CYCLES(LED_T1H) - 2),
  78.         [offCycles] "I" (NS_TO_CYCLES(LED_T1L) - 2));
  79.   } else {
  80.     asm volatile (
  81.         "sbi %[port], %[bit] \n\t"
  82.         ".rept %[onCycles] \n\t"
  83.         "nop \n\t"
  84.         ".endr \n\t"
  85.         "cbi %[port], %[bit] \n\t"
  86.         ".rept %[offCycles] \n\t"
  87.         "nop \n\t"
  88.         ".endr \n\t"
  89.         ::
  90.         [port]      "I" (_SFR_IO_ADDR(PORTD)),
  91.         [bit]       "I" (6),
  92.         [onCycles]  "I" (NS_TO_CYCLES(LED_T0H) - 2),
  93.         [offCycles] "I" (NS_TO_CYCLES(LED_T0L) - 2));
  94.   }
  95. }
  97. void send_value(uint8_t byte, enum Device device) {
  98.   for(uint8_t b = 0; b < 8; b++) {
  99.     if(device == Device_STATUSLED) {
  100.       send_bit_d4(byte & 0b10000000);
  101.     }
  102.     if(device == Device_PCBRGB) {
  103.       send_bit_d6(byte & 0b10000000);
  104.     }
  105.     byte <<= 1;
  106.   }
  107. }
  109. void send_color(uint8_t r, uint8_t g, uint8_t b, enum Device device) {
  110.   send_value(r, device);
  111.   send_value(g, device);
  112.   send_value(b, device);
  113. }
  115. // Port from backlight_set_state
  116. void indicator_leds_set(bool leds[8]) {
  117.   cli();
  118.   send_color(leds[1] ? 255 : 0, leds[2] ? 255 : 0, leds[0] ? 255 : 0, Device_STATUSLED);
  119.   send_color(leds[4] ? 255 : 0, leds[3] ? 255 : 0, leds[5] ? 255 : 0, Device_STATUSLED);
  120.   leds[6] ? (PORTD &= ~0b10000000) : (PORTD |= 0b10000000);
  121.   sei();
  122.   show();
  123. }