diff options
Diffstat (limited to 'keyboards/eagle_viper/v2/indicator_leds.c')
| -rw-r--r-- | keyboards/eagle_viper/v2/indicator_leds.c | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/keyboards/eagle_viper/v2/indicator_leds.c b/keyboards/eagle_viper/v2/indicator_leds.c deleted file mode 100644 index 03a93197da..0000000000 --- a/keyboards/eagle_viper/v2/indicator_leds.c +++ /dev/null @@ -1,89 +0,0 @@ -/* -Copyright 2017 MechMerlin <mechmerlin@gmail.com> - -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 <avr/interrupt.h> -#include <avr/io.h> -#include <stdbool.h> -#include <util/delay.h> -#include "indicator_leds.h" - -#define RES 6000 - -#define LED_T1H 600 -#define LED_T1L 650 -#define LED_T0H 250 -#define LED_T0L 1000 - -#define NS_PER_SEC (1000000000L) -#define CYCLES_PER_SEC (F_CPU) -#define NS_PER_CYCLE (NS_PER_SEC / CYCLES_PER_SEC) -#define NS_TO_CYCLES(n) ((n) / NS_PER_CYCLE) - -void send_bit_d4(bool bitVal) { - if(bitVal) { - asm volatile ( - "sbi %[port], %[bit] \n\t" - ".rept %[onCycles] \n\t" - "nop \n\t" - ".endr \n\t" - "cbi %[port], %[bit] \n\t" - ".rept %[offCycles] \n\t" - "nop \n\t" - ".endr \n\t" - :: - [port] "I" (_SFR_IO_ADDR(PORTD)), - [bit] "I" (4), - [onCycles] "I" (NS_TO_CYCLES(LED_T1H) - 2), - [offCycles] "I" (NS_TO_CYCLES(LED_T1L) - 2)); - } else { - asm volatile ( - "sbi %[port], %[bit] \n\t" - ".rept %[onCycles] \n\t" - "nop \n\t" - ".endr \n\t" - "cbi %[port], %[bit] \n\t" - ".rept %[offCycles] \n\t" - "nop \n\t" - ".endr \n\t" - :: - [port] "I" (_SFR_IO_ADDR(PORTD)), - [bit] "I" (4), - [onCycles] "I" (NS_TO_CYCLES(LED_T0H) - 2), - [offCycles] "I" (NS_TO_CYCLES(LED_T0L) - 2)); - } -} - -void show(void) { - _delay_us((RES / 1000UL) + 1); -} - -void send_value(uint8_t byte) { - for(uint8_t b = 0; b < 8; b++) { - send_bit_d4(byte & 0b10000000); - byte <<= 1; - } -} - -// Send the LED indicators to the WS2811S chips -void indicator_leds_set(bool leds[8]) { - uint8_t led_cnt; - - cli(); - for(led_cnt = 0; led_cnt < 8; led_cnt++) - send_value(leds[led_cnt] ? 255 : 0); - sei(); - show(); -} |