67 lines
1.9 KiB
C
67 lines
1.9 KiB
C
/*!
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* @file main.c
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* @authors Simon Donnet-Monay & Remi Heredero
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* @date 14 march 2023
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* @brief Main is in two part.
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* First for setup everything
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* Second for loop on measure and set duty cycle for PWM
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*/
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#include "mcc_generated_files/mcc.h"
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#include "lcd/lcd.h"
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#include "measure.h"
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#include "modbus.h"
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#define MAX_COL 16 //!< columns for lcd screen (and 2 rows)
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void main(void) {
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/* SETUP FUNCTIONS: */
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// Initialize the system with all mcc default configs
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SYSTEM_Initialize();
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Lcd_Init(); // Initialize lcd screen
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adc_init(); // Initialize adc for measures
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modbus_init(0x80); // Initialize all specific modbus function
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// Enable the Global Interrupts
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INTERRUPT_GlobalInterruptEnable();
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// Enable the Peripheral Interrupts
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INTERRUPT_PeripheralInterruptEnable();
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/*
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* Initialize offset current.
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* 1. disable load
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* 2. Measure current without load
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*
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* The goal it's to remove the offset due to the electronics parts
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*/
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EPWM1_LoadDutyValue(0);
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const uint16_t offsetCurrent = measure_current(offsetCurrent);
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// create a char array for display on lcd (with space for '\0')
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char msg[MAX_COL+1];
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/* LOOP MAIN PROGRAM: */
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while (1) {
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// Get the measure and save it and the appropriate register
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input_registers[0] = measure_voltage();
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input_registers[1] = measure_current(offsetCurrent);
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// Print on the first row of the lcd the Voltage
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sprintf(msg, "U = %04d [mV] ", input_registers[0]);
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LCD_2x16_WriteMsg(msg,0);
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// Print on the second row of the lcd the current
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sprintf(msg, "I = %04d [uA] ", input_registers[1]);
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LCD_2x16_WriteMsg(msg,1);
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// Write the duty cycle for pwm from the appropriate register
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EPWM1_LoadDutyValue(holding_registers[0]);
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}
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} |