huxi
91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
#include "ir_encoder.h"
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#include "ir_decoder.h"
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#include "clock.h"
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#include "gpio.h"
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#include "debug.h"
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#include "gptimer.h"
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extern void wdt_clear();
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void ir_encoder_demo()
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{
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printf("ir_encoder_demo()\n");
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ir_encoder_init(IO_PORTA_01, 38000, 3000); //红外信号输出IO_PORTA_00, 频率38000, 占空比30.00%
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/* ir_encoder_init(IO_PORTA_00, 38000, 10000); //红外信号输出IO_PORTA_00, 频率38000, 占空比100.00% */
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u8 addr = 0x4c; //设置红外地址 0x4c
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u8 cmd = 0x4a; //设置红外命令 0x4a
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u8 repeat_en = 1; //重复发送使能
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ir_encoder_tx(addr, cmd, repeat_en);
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udelay(2 * 1000 * 1000);
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ir_encoder_repeat_stop(); //停止发送
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gptimer_dump();
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while (1) {
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wdt_clear();
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}
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}
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const struct gptimer_config ir_decode_config = {
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.capture.filter = 0,//38000,
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.capture.max_period = 110 * 1000, //110ms
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.capture.port = PORTC,
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.capture.pin = BIT(4),
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.irq_cb = NULL,
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.irq_priority = 3,
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//根据红外模块的 idle 电平状态，选择边沿触发方式
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/* .mode = GPTIMER_MODE_CAPTURE_EDGE_FALL, */
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.mode = GPTIMER_MODE_CAPTURE_EDGE_RISE,
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};
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void ir_decoder_demo()
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{
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printf("ir_decoder_demo()\n");
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ir_decoder_init(&ir_decode_config); //红外信号接收IO_PORTA_O1
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u32 ir_key; //接收到的红外码
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while (1) {
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ir_key = ir_decoder_get_data();
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if (ir_key != (u32) - 1) {
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printf("ir_key:0x%x\n", ir_key);
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}
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udelay(5 * 100 * 1000);
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wdt_clear();
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}
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}
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void ir_encoder_decoder_demo()
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{
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printf("ir_encoder_decoder_demo()\n");
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//设置红外发送
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u8 addr = 0;
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u8 cmd = 0x80;
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u8 repeat_en = 0;
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ir_encoder_init(IO_PORTC_03, 38000, 3000); //红外信号输出IO_PORTA_00, 频率38000, 占空比30.00%
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/* ir_encoder_init(IO_PORTC_03, 38000, 10000); //红外信号输出IO_PORTA_00, 频率0, 占空比100.00% */
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//设置红外接收
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ir_decoder_init(&ir_decode_config); //红外信号接收IO_PORTA_O1
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u32 ir_key; //接收到的红外码
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u32 time_cnt = 0;
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while (1) {
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ir_key = ir_decoder_get_data(); //NEC数据排列格式:(命令反码 + 命令码 + 地址反码 +地址码)
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//提供以下接口使用, 获取接口每调用一次,内部接收到的数据会清掉
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/* u32 ir_cmd = ir_decoder_get_command_value(); */
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/* u32 ir_cmd = ir_decoder_get_command_value_uncheck(); */
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/* u32 ir_addr = ir_decoder_get_address_value(); */
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/* u32 ir_addr = ir_decoder_get_address_value_uncheck(); */
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if (ir_key != (u32) - 1) {
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printf("ir_key:0x%x\n", ir_key);
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}
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if (time_cnt % 2) {
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ir_encoder_tx(addr, cmd, repeat_en);
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addr++;
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cmd++;
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}
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time_cnt++;
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udelay(1 * 1000 * 1000);
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wdt_clear();
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}
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}
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