76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
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#if(TCFG_JSA1221_ENABLE == 1)
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#include "asm/includes.h"
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#include "irSensor/jsa1221.h"
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#include "app_config.h"
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#include "asm/iic_soft.h"
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#include "asm/iic_hw.h"
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#include "system/timer.h"
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#include "system/includes.h"
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#include "ir_manage.h"
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static u32 jsa_high_th = 0; //红外穿戴中断的触发阈值
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static u32 jsa_low_th = 0;
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u8 jsa1221_pxs_int_flag(void)
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{
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u8 int_flag = 0;
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irSensor_read(JSA_1221_READ_ADDR, JSA_INT_FLAG, &int_flag, 1);
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if (int_flag & BIT(1)) {
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return 1;
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} else {
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return 0;
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}
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}
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u16 jsa1221_read_pxs_data(void)
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{
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u8 lower_data, upper_data = 0;
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irSensor_read(JSA_1221_READ_ADDR, JSA_PXS_DATA1, &lower_data, 1);
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irSensor_read(JSA_1221_READ_ADDR, JSA_PXS_DATA2, &upper_data, 1);
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return (upper_data * 256 + lower_data);
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}
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enum irSensor_event jsa1221_check(void *_para)
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{
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if (jsa1221_pxs_int_flag()) {
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u16 pxs_data = jsa1221_read_pxs_data();
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g_printf("DATA:%d", pxs_data);
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if (pxs_data < jsa_low_th) {
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g_printf("FAR");
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return IR_SENSOR_EVENT_FAR;
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} else {
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g_printf("NEAR");
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return IR_SENSOR_EVENT_NEAR;
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}
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} else {
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return IR_SENSOR_EVENT_NULL;
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}
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}
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u8 jsa1221_init(u16 pxs_low_th, u16 pxs_high_th)
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{
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u32 ret = 1;
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jsa_low_th = pxs_low_th;
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jsa_high_th = pxs_high_th;
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ret &= irSensor_write(JSA_1221_WRITE_ADDR, JSA_CONFIGURE, PXS_ACTIVE_MODE);
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ret &= irSensor_write(JSA_1221_WRITE_ADDR, JSA_PXS_LOW_TH1, pxs_low_th & 0xff); // low 8 bit
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ret &= irSensor_write(JSA_1221_WRITE_ADDR, JSA_PXS_LOW_TH2, pxs_low_th >> 8); // upper 8 bit
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ret &= irSensor_write(JSA_1221_WRITE_ADDR, JSA_PXS_HIGH_TH1, pxs_high_th & 0xff); // low 8 bit
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ret &= irSensor_write(JSA_1221_WRITE_ADDR, JSA_PXS_HIGH_TH2, pxs_high_th >> 8); // upper 8 bit
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ret &= irSensor_write(JSA_1221_WRITE_ADDR, JSA_INT_CTRL, BIT(7)); //enable pxs int
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return ret;
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}
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REGISTER_IR_SENSOR(irSensor) = {
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.logo = "jsa1221",
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.ir_sensor_init = jsa1221_init,
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.ir_sensor_check = jsa1221_check,
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.ir_sensor_ctl = NULL,
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};
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#endif
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