51 lines
1019 B
C
51 lines
1019 B
C
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/*
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* lightsense.h
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*
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* Created on: Oct 18, 2024
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* Author: true
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*/
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#ifndef USER_SRC_ADC_H_
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#define USER_SRC_ADC_H_
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#define LSENS_DARK_THRESHOLD 0x7ff // baseline minimum value reading achieved in darkness
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#define LSENS_PORT GPIOA
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#define LSENS_A_PIN GPIO_Pin_2
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#define LSENS_K_PIN GPIO_Pin_3
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#define LSENS_ADC_CH ADC_Channel_3
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#define LSENS_COARSE_UP 0x690 // counts higher than this increase lsens_coarse, maximum 64
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#define LSENS_COARSE_DOWN 0x5a0 // counts lower than this decrease lsens_coarse, minimum 1
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enum lsens_mode {
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LSENS_READING_IDLE = 0,
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LSENS_READING_START,
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LSENS_READING_WAIT,
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LSENS_READING_TIMEOUT,
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LSENS_OUTPUT = 0xff
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};
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void adc_init();
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void adc_convert();
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void adc_read();
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void adc_set_mode_lsens(uint8_t mode);
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uint8_t adc_get_mode_lsens();
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void adc_process_lsens();
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uint16_t adc_get_lsens();
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uint8_t adc_get_lsens_coarse();
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uint8_t adc_get_brightness(uint8_t level);
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#endif /* USER_SRC_ADC_H_ */
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