VAXL/inc/board.h

#ifndef __BOARD_H
#define __BOARD_H

/* MACROs for SET, RESET or TOGGLE Output port */
#define GPIO_HIGH(a,b)    a->ODR |= b
#define GPIO_LOW(a,b)     a->ODR &= ~b
#define GPIO_TOGGLE(a,b)  a->ODR ^= b

/* ADC */
#define ADC_PORTU GPIOD
#define ADC_PINU  GPIO_PIN_3
#define ADC_CHNLU ADC1_CHANNEL_4
#define ADC_SCHTU ADC1_SCHMITTTRIG_CHANNEL4
#define ADC_PORTI  GPIOC
#define ADC_PINI  GPIO_PIN_4
#define ADC_CHNLI ADC1_CHANNEL_2
#define ADC_SCHTI ADC1_SCHMITTTRIG_CHANNEL2
#define ADC_SMPLS 64
// Supply voltage in mili volts
#define ADC_VREF  3333UL
// Сопротивление резисторов делителя входного напряжения
#define VOLTAGE_MULT_TOP  39300UL
#define VOLTAGE_MULT_BOT  11000UL
#define VOLT_MUL_MUL      100
#define VOLTAGE_MUL_DIV   (VOLTAGE_MULT_BOT * 1023)UL
#define VOLTAGE_MUL       (uint16_t)((VOLT_MUL_MUL * ADC_VREF * (VOLTAGE_MULT_TOP+VOLTAGE_MULT_BOT) + (VOLTAGE_MUL_DIV / 2)) / VOLTAGE_MUL_DIV)
// Сопротивление резисторов ОУ усилителя сигнала шунта
#define CURRENT_MULT_TOP  19000
#define CURRENT_MULT_BOT  1200
// shunt resistance in mili Ohms
#define ADC_SHUNT 10
// Current commutator
#define SWITCH_PORT GPIOD
#define SWITCH_PIN  GPIO_PIN_6
#define SWITCH_ON   SWITCH_PORT->ODR |= SWITCH_PIN
#define SWITCH_OFF  SWITCH_PORT->ODR &= ~SWITCH_PIN

#endif /* __BOARD_H */