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         (uint8_t)ADC1_SCHMITTTRIG_CHANNEL4
#define ADC_PORTI         GPIOC
#define ADC_PINI          GPIO_PIN_4
#define ADC_CHNLI         ADC1_CHANNEL_2
#define ADC_SCHTI         (uint8_t)ADC1_SCHMITTTRIG_CHANNEL2
#define ADC_SMPLS         64
// Supply voltage in mili volts
#define ADC_VREF          3333UL
// Сопротивление резисторов делителя входного напряжения, кОм/100
#define VOLTAGE_MULT_TOP  383UL
#define VOLTAGE_MULT_BOT  100UL
#define VOLT_MUL_MUL      1000UL
#define VOLTAGE_MUL_DIV   (1024UL * VOLTAGE_MULT_BOT)
#define VOLTAGE_MUL       (uint32_t)((VOLT_MUL_MUL * ADC_VREF * (VOLTAGE_MULT_TOP+VOLTAGE_MULT_BOT)) / VOLTAGE_MUL_DIV)
// shunt resistance in Ohms
#define CURRENT_SHUNT     (1/0.01)
// Сопротивление резисторов ОУ усилителя сигнала шунта, кОм/100
#define CURRENT_MULT_TOP  180UL
#define CURRENT_MULT_BOT  12UL
#define CURR_MUL_MUL      1000UL
#define CURRENT_MUL_DIV   (1024UL * (CURRENT_MULT_TOP + CURRENT_MULT_BOT))
#define CURRENT_MUL       (uint32_t)(((CURR_MUL_MUL * ADC_VREF * CURRENT_SHUNT * CURRENT_MULT_BOT)) / CURRENT_MUL_DIV)
// 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 */