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51 lines
916 B
51 lines
916 B
2 months ago
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#include "ntc.h"
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#include "comp_adc.h"
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#include "drv_analog.h"
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#include "comp_gp_mux_pucur.h"
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#include <stdbool.h>
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#include <stdint.h>
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#define NTC_OFFSET 1156
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typedef struct debouncer
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{
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uint16_t cnt;
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uint16_t out;
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} debouncer_s;
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static debouncer_s deb;
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static bool _debounce(debouncer_s *obj, bool in, uint16_t up_time, uint16_t down_time)
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{
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if(in == obj->out)
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{
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obj->cnt = obj->out ? down_time : up_time;
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}
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else if(obj->cnt == 0 || --obj->cnt == 0)
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{
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obj->out = in;
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obj->cnt = obj->out ? down_time : up_time;
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}
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return obj->out;
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}
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void ntc_init(void)
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{
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drv_clkctrl_pin_mul_cfg(RT1, 0);
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rt1_pucur_cfg(RT_100UA);
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}
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void ntc_run(void)
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{
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uint16_t adc_value = 0;
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adc_value = COMP_ADC_GET_RT1_VOL();
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uint8_t out = 0;
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out = _debounce(&deb, adc_value <= NTC_OFFSET, 1000, 100);
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if(out)
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{
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NVIC_SystemReset();
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}
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}
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