mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-20 17:53:20 +00:00
45 lines
No EOL
1.1 KiB
C
45 lines
No EOL
1.1 KiB
C
#include <furi.h>
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#include "irda_samsung.h"
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#include "irda_protocols.h"
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void ir_samsung_preambula(void) {
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irda_pwm_set(SAMSUNG_DUTY_CYCLE, SAMSUNG_CARRIER_FREQUENCY);
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delay_us(4500);
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irda_pwm_stop();
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delay_us(4500);
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}
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void ir_samsung_send_bit(bool bit) {
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irda_pwm_set(SAMSUNG_DUTY_CYCLE, SAMSUNG_CARRIER_FREQUENCY);
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delay_us(560);
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irda_pwm_stop();
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if(bit) {
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delay_us(1590);
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} else {
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delay_us(560);
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}
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}
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void ir_samsung_send_byte(uint8_t data) {
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for(uint8_t i = 0; i < 8; i++) {
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ir_samsung_send_bit((data & (1 << (i))) != 0);
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}
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}
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void ir_samsung_send(uint16_t addr, uint16_t data) {
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uint8_t samsung_packet[4] = {
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(uint8_t)addr, (uint8_t)(addr >> 8), (uint8_t)data, (uint8_t)(data >> 8)};
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osKernelLock();
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__disable_irq();
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ir_samsung_preambula();
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ir_samsung_send_byte(samsung_packet[0]);
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ir_samsung_send_byte(samsung_packet[1]);
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ir_samsung_send_byte(samsung_packet[2]);
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ir_samsung_send_byte(samsung_packet[3]);
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ir_samsung_send_bit(0);
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__enable_irq();
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osKernelUnlock();
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} |