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pmc: Completely remove floating point math
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Signed-off-by: João Silva <jgc3silva@gmail.com>
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@vankxr
vankxr committed Jun 1, 2024
1 parent 7e9f4cc commit 412defa
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Showing 4 changed files with 851 additions and 318 deletions.
188 changes: 132 additions & 56 deletions software/pmc/src/include/lt7182s.h
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,8 @@
#define LT7182S_OPERATION_MARGIN_HIGH 0xA8
#define LT7182S_OPERATION_SEQUENCE_OFF 0x40

#define LT7182S_DISABLE_FLOAT 1

uint8_t lt7182s_init();

uint8_t lt7182s_read_mfr_id(char *pszBuffer, uint8_t ubBufferMaxSize);
Expand Down Expand Up @@ -59,65 +61,139 @@ uint8_t lt7182s_get_on_off_config(uint8_t ubChannel);
uint8_t lt7182s_set_on_off_config(uint8_t ubChannel, uint8_t ubConfig);
uint16_t lt7182s_get_pwm_config(uint8_t ubChannel);
uint8_t lt7182s_set_pwm_config(uint8_t ubChannel, uint16_t usConfig);
float lt7182s_get_pwm_phase(uint8_t ubChannel);
uint8_t lt7182s_set_pwm_phase(uint8_t ubChannel, float fPhase);

float l17182s_pwm_config_parse_gmea(uint16_t usPWMConfig); // uS
float l17182s_pwm_config_parse_pos_ilim(uint16_t usPWMConfig); // A
float l17182s_pwm_config_parse_neg_ilim(uint16_t usPWMConfig); // A
float l17182s_pwm_config_parse_cith(uint16_t usPWMConfig); // pF
float l17182s_pwm_config_parse_rith(uint16_t usPWMConfig); // kOhm
#ifndef LT7182S_DISABLE_FLOAT
float lt7182s_getf_pwm_phase(uint8_t ubChannel); // deg
uint8_t lt7182s_setf_pwm_phase(uint8_t ubChannel, float fPhase); // deg
#endif
uint32_t lt7182s_get_pwm_phase(uint8_t ubChannel); // m deg
uint8_t lt7182s_set_pwm_phase(uint8_t ubChannel, uint32_t ulPhase); // m deg

#ifndef LT7182S_DISABLE_FLOAT
float l17182s_pwm_config_parsef_gmea(uint16_t usPWMConfig); // uS
float l17182s_pwm_config_parsef_pos_ilim(uint16_t usPWMConfig); // A
float l17182s_pwm_config_parsef_neg_ilim(uint16_t usPWMConfig); // A
float l17182s_pwm_config_parsef_cith(uint16_t usPWMConfig); // pF
float l17182s_pwm_config_parsef_rith(uint16_t usPWMConfig); // kOhm
#endif
uint32_t l17182s_pwm_config_parse_gmea(uint16_t usPWMConfig); // nS
uint16_t l17182s_pwm_config_parse_pos_ilim(uint16_t usPWMConfig); // mA
int16_t l17182s_pwm_config_parse_neg_ilim(uint16_t usPWMConfig); // mA
uint8_t l17182s_pwm_config_parse_cith(uint16_t usPWMConfig); // pF
uint8_t l17182s_pwm_config_parse_rith(uint16_t usPWMConfig); // kOhm
uint8_t l17182s_pwm_config_parse_pulse_skipping(uint16_t usPWMConfig);
uint8_t l17182s_pwm_config_parse_fcm_at_toff(uint16_t usPWMConfig);
uint8_t l17182s_pwm_config_parse_low_vout_mode(uint16_t usPWMConfig);

float lt7182s_read_vin(uint8_t ubChannel);
float lt7182s_read_vin_peak(uint8_t ubChannel);
float lt7182s_get_vin_on(uint8_t ubChannel);
uint8_t lt7182s_set_vin_on(uint8_t ubChannel, float fVoltage);
float lt7182s_get_vin_off(uint8_t ubChannel);
uint8_t lt7182s_set_vin_off(uint8_t ubChannel, float fVoltage);
float lt7182s_get_vin_uv_warn(uint8_t ubChannel);
uint8_t lt7182s_set_vin_uv_warn(uint8_t ubChannel, float fVoltage);
float lt7182s_read_iin(uint8_t ubChannel);
float lt7182s_get_iin_oc_warn(uint8_t ubChannel);
uint8_t lt7182s_set_iin_oc_warn(uint8_t ubChannel, float fCurrent);
float lt7182s_read_vout(uint8_t ubChannel);
float lt7182s_read_vout_peak(uint8_t ubChannel);
float lt7182s_get_vout(uint8_t ubChannel);
uint8_t lt7182s_set_vout(uint8_t ubChannel, float fVoltage);
float lt7182s_get_vout_max(uint8_t ubChannel);
uint8_t lt7182s_set_vout_max(uint8_t ubChannel, float fVoltage);
float lt7182s_get_vout_margin_high(uint8_t ubChannel);
uint8_t lt7182s_set_vout_margin_high(uint8_t ubChannel, float fVoltage);
float lt7182s_get_vout_margin_low(uint8_t ubChannel);
uint8_t lt7182s_set_vout_margin_low(uint8_t ubChannel, float fVoltage);
float lt7182s_get_vout_transition_rate(uint8_t ubChannel);
uint8_t lt7182s_set_vout_transition_rate(uint8_t ubChannel, float fRate);
float lt7182s_get_vout_ov_fault(uint8_t ubChannel);
uint8_t lt7182s_set_vout_ov_fault(uint8_t ubChannel, float fVoltage);
float lt7182s_get_vout_ov_warn(uint8_t ubChannel);
uint8_t lt7182s_set_vout_ov_warn(uint8_t ubChannel, float fVoltage);
float lt7182s_get_vout_uv_fault(uint8_t ubChannel);
uint8_t lt7182s_set_vout_uv_fault(uint8_t ubChannel, float fVoltage);
float lt7182s_get_vout_uv_warn(uint8_t ubChannel);
uint8_t lt7182s_set_vout_uv_warn(uint8_t ubChannel, float fVoltage);
float lt7182s_read_iout(uint8_t ubChannel);
float lt7182s_read_iout_peak(uint8_t ubChannel);
float lt7182s_get_iout_oc_warn(uint8_t ubChannel);
uint8_t lt7182s_set_iout_oc_warn(uint8_t ubChannel, float fCurrent);
float lt7182s_read_freq(uint8_t ubChannel);
float lt7182s_read_pout(uint8_t ubChannel);
float lt7182s_read_ith(uint8_t ubChannel);

float lt7182s_read_extvcc();
float lt7182s_read_temperature();
float lt7182s_read_temperature_peak();
float lt7182s_get_ot_fault();
uint8_t lt7182s_set_ot_fault(float fTemperature);
float lt7182s_get_ot_warn();
uint8_t lt7182s_set_ot_warn(float fTemperature);
float lt7182s_get_freq();
uint8_t lt7182s_set_freq(float fFrequency);
#ifndef LT7182S_DISABLE_FLOAT
float lt7182s_readf_vin(uint8_t ubChannel); // V
float lt7182s_readf_vin_peak(uint8_t ubChannel); // V
float lt7182s_getf_vin_on(uint8_t ubChannel); // V
uint8_t lt7182s_setf_vin_on(uint8_t ubChannel, float fVoltage); // V
float lt7182s_getf_vin_off(uint8_t ubChannel); // V
uint8_t lt7182s_setf_vin_off(uint8_t ubChannel, float fVoltage); // V
float lt7182s_getf_vin_uv_warn(uint8_t ubChannel); // V
uint8_t lt7182s_setf_vin_uv_warn(uint8_t ubChannel, float fVoltage); // V
#endif
uint16_t lt7182s_read_vin(uint8_t ubChannel); // mV
uint16_t lt7182s_read_vin_peak(uint8_t ubChannel); // mV
uint16_t lt7182s_get_vin_on(uint8_t ubChannel); // mV
uint8_t lt7182s_set_vin_on(uint8_t ubChannel, uint16_t usVoltage); // mV
uint16_t lt7182s_get_vin_off(uint8_t ubChannel); // mV
uint8_t lt7182s_set_vin_off(uint8_t ubChannel, uint16_t usVoltage); // mV
int16_t lt7182s_get_vin_uv_warn(uint8_t ubChannel); // mV
uint8_t lt7182s_set_vin_uv_warn(uint8_t ubChannel, int16_t sVoltage); // mV

#ifndef LT7182S_DISABLE_FLOAT
float lt7182s_readf_iin(uint8_t ubChannel); // A
float lt7182s_getf_iin_oc_warn(uint8_t ubChannel); // A
uint8_t lt7182s_setf_iin_oc_warn(uint8_t ubChannel, float fCurrent); // A
#endif
uint16_t lt7182s_read_iin(uint8_t ubChannel); // mA
uint16_t lt7182s_get_iin_oc_warn(uint8_t ubChannel); // mA
uint8_t lt7182s_set_iin_oc_warn(uint8_t ubChannel, uint16_t usCurrent); // mA

#ifndef LT7182S_DISABLE_FLOAT
float lt7182s_readf_vout(uint8_t ubChannel); // V
float lt7182s_readf_vout_peak(uint8_t ubChannel); // V
float lt7182s_getf_vout(uint8_t ubChannel); // V
uint8_t lt7182s_setf_vout(uint8_t ubChannel, float fVoltage); // V
float lt7182s_getf_vout_max(uint8_t ubChannel); // V
uint8_t lt7182s_setf_vout_max(uint8_t ubChannel, float fVoltage); // V
float lt7182s_getf_vout_margin_high(uint8_t ubChannel); // V
uint8_t lt7182s_setf_vout_margin_high(uint8_t ubChannel, float fVoltage); // V
float lt7182s_getf_vout_margin_low(uint8_t ubChannel); // V
uint8_t lt7182s_setf_vout_margin_low(uint8_t ubChannel, float fVoltage); // V
float lt7182s_getf_vout_transition_rate(uint8_t ubChannel); // V/ms
uint8_t lt7182s_setf_vout_transition_rate(uint8_t ubChannel, float fRate); // V/ms
float lt7182s_getf_vout_ov_fault(uint8_t ubChannel); // V
uint8_t lt7182s_setf_vout_ov_fault(uint8_t ubChannel, float fVoltage); // V
float lt7182s_getf_vout_ov_warn(uint8_t ubChannel); // V
uint8_t lt7182s_setf_vout_ov_warn(uint8_t ubChannel, float fVoltage); // V
float lt7182s_getf_vout_uv_fault(uint8_t ubChannel); // V
uint8_t lt7182s_setf_vout_uv_fault(uint8_t ubChannel, float fVoltage); // V
float lt7182s_getf_vout_uv_warn(uint8_t ubChannel); // V
uint8_t lt7182s_setf_vout_uv_warn(uint8_t ubChannel, float fVoltage); // V
#endif
uint16_t lt7182s_read_vout(uint8_t ubChannel); // mV
uint16_t lt7182s_read_vout_peak(uint8_t ubChannel); // mV
uint16_t lt7182s_get_vout(uint8_t ubChannel); // mV
uint8_t lt7182s_set_vout(uint8_t ubChannel, uint16_t usVoltage); // mV
uint16_t lt7182s_get_vout_max(uint8_t ubChannel); // mV
uint8_t lt7182s_set_vout_max(uint8_t ubChannel, uint16_t usVoltage); // mV
uint16_t lt7182s_get_vout_margin_high(uint8_t ubChannel); // mV
uint8_t lt7182s_set_vout_margin_high(uint8_t ubChannel, uint16_t usVoltage); // mV
uint16_t lt7182s_get_vout_margin_low(uint8_t ubChannel); // mV
uint8_t lt7182s_set_vout_margin_low(uint8_t ubChannel, uint16_t usVoltage); // mV
uint16_t lt7182s_get_vout_transition_rate(uint8_t ubChannel); // mV/ms
uint8_t lt7182s_set_vout_transition_rate(uint8_t ubChannel, uint16_t usRate); // mV/ms
uint16_t lt7182s_get_vout_ov_fault(uint8_t ubChannel); // mV
uint8_t lt7182s_set_vout_ov_fault(uint8_t ubChannel, uint16_t usVoltage); // mV
uint16_t lt7182s_get_vout_ov_warn(uint8_t ubChannel); // mV
uint8_t lt7182s_set_vout_ov_warn(uint8_t ubChannel, uint16_t usVoltage); // mV
uint16_t lt7182s_get_vout_uv_fault(uint8_t ubChannel); // mV
uint8_t lt7182s_set_vout_uv_fault(uint8_t ubChannel, uint16_t usVoltage); // mV
uint16_t lt7182s_get_vout_uv_warn(uint8_t ubChannel); // mV
uint8_t lt7182s_set_vout_uv_warn(uint8_t ubChannel, uint16_t usVoltage); // mV

#ifndef LT7182S_DISABLE_FLOAT
float lt7182s_readf_iout(uint8_t ubChannel); // A
float lt7182s_readf_iout_peak(uint8_t ubChannel); // A
float lt7182s_getf_iout_oc_warn(uint8_t ubChannel); // A
uint8_t lt7182s_setf_iout_oc_warn(uint8_t ubChannel, float fCurrent); // A
#endif
uint16_t lt7182s_read_iout(uint8_t ubChannel); // mA
uint16_t lt7182s_read_iout_peak(uint8_t ubChannel); // mA
uint16_t lt7182s_get_iout_oc_warn(uint8_t ubChannel); // mA
uint8_t lt7182s_set_iout_oc_warn(uint8_t ubChannel, uint16_t usCurrent); // mA

#ifndef LT7182S_DISABLE_FLOAT
float lt7182s_readf_freq(uint8_t ubChannel); // kHz
float lt7182s_readf_pout(uint8_t ubChannel); // W
float lt7182s_readf_ith(uint8_t ubChannel); // V
#endif
uint32_t lt7182s_read_freq(uint8_t ubChannel); // Hz
uint16_t lt7182s_read_pout(uint8_t ubChannel); // mW
uint16_t lt7182s_read_ith(uint8_t ubChannel); // mV

#ifndef LT7182S_DISABLE_FLOAT
float lt7182s_readf_extvcc(); // V
float lt7182s_readf_temperature(); // degC
float lt7182s_readf_temperature_peak(); // degC
float lt7182s_getf_ot_fault(); // degC
uint8_t lt7182s_setf_ot_fault(float fTemperature); // degC
float lt7182s_getf_ot_warn(); // degC
uint8_t lt7182s_setf_ot_warn(float fTemperature); // degC
float lt7182s_getf_freq(); // kHz
uint8_t lt7182s_setf_freq(float fFrequency); // kHz
#endif
uint16_t lt7182s_read_extvcc(); // mV
int32_t lt7182s_read_temperature(); // m degC
int32_t lt7182s_read_temperature_peak(); // m degC
int32_t lt7182s_get_ot_fault(); // m degC
uint8_t lt7182s_set_ot_fault(int32_t lTemperature); // m degC
int32_t lt7182s_get_ot_warn(); // m degC
uint8_t lt7182s_set_ot_warn(int32_t lTemperature); // m degC
uint32_t lt7182s_get_freq(); // Hz
uint8_t lt7182s_set_freq(uint32_t ulFrequency); // Hz

#endif // __LT7182S_H__
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