projet_voilier/Src/Display.c

#include "Display.h"
#include "Voltage.h"
#include "RFEmitter.h"
#include "Sail.h"
#include "stdio.h"
#include "string.h"

// Composants utilisés par l'emetteur
USART_TypeDef * EMITTER_USART = USART1;
GPIO_TypeDef * EMITTER_GPIO = GPIOA;
const int EMITTER_PIN = LL_GPIO_PIN_11;

// Composants utilisés par la batterie
ADC_TypeDef * VOLTAGE_ADC = ADC2;
const int VOLTAGE_CHANNEL = 12;
GPIO_TypeDef * VOLTAGE_GPIO = GPIOC;
const int VOLTAGE_PIN = LL_GPIO_PIN_2;

void Display_conf()
{
	Voltage_conf(VOLTAGE_ADC, VOLTAGE_GPIO, VOLTAGE_PIN);
	RFEmitter_conf(EMITTER_USART, EMITTER_GPIO, EMITTER_PIN);
}

void Display_start()
{
	Voltage_start(VOLTAGE_ADC);
	RFEmitter_start(EMITTER_USART);
}

void Display_background(int secCounter)
{
	static int previousEmergencyState = 0;
	static int prevSendSec = 0;
	
	const int emergency = Sail_getEmergencyState();
	
	if (secCounter - prevSendSec == 1 || (emergency && !previousEmergencyState)) {
		previousEmergencyState = emergency;
		prevSendSec = secCounter;
		
		const float voltage = Voltage_getVoltage(VOLTAGE_ADC, VOLTAGE_CHANNEL);
		const int sailAngle = Sail_getSailAngle();
		const int sailPercent = sailAngle * 100 / 90.0;
//		const int relativeAngle = sailAngle >= 180 ? 360 - sailAngle : sailAngle;
//		const int sailPercent = (90 - relativeAngle) * 100 / 90;
		
		
		
		char displayStr[100] = "";
		char emergStr[30] = "";
		
		if (emergency) {
			sprintf(emergStr, "Limite de roulis atteinte !\n\r");
			RFEmitter_send(EMITTER_USART, emergStr, strlen(emergStr), EMITTER_GPIO, EMITTER_PIN);
		}

		sprintf(displayStr, "Angle de la voile : %ddeg\n\rBordage actuel = %d%% \n\rTension de la batterie = %fV \n\r\n\r", sailAngle, sailPercent, voltage);
		RFEmitter_send(EMITTER_USART, displayStr, strlen(displayStr), EMITTER_GPIO, EMITTER_PIN);
	}
	
	previousEmergencyState = emergency;
}