Jack Hansdampf / Mbed OS HP1920A

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main.cpp@0:1c81da9fba37, 2021-05-27 (annotated)

Committer:
jack1930
Date:
Thu May 27 15:01:17 2021 +0000
Revision:
0:1c81da9fba37
HP1920A1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jack1930 0:1c81da9fba37 1 /* mbed Microcontroller Library
jack1930 0:1c81da9fba37 2 * Copyright (c) 2019 ARM Limited
jack1930 0:1c81da9fba37 3 * SPDX-License-Identifier: Apache-2.0
jack1930 0:1c81da9fba37 4 */
jack1930 0:1c81da9fba37 5
jack1930 0:1c81da9fba37 6 #include "mbed.h"
jack1930 0:1c81da9fba37 7
jack1930 0:1c81da9fba37 8 DigitalIn TE(PB_4);
jack1930 0:1c81da9fba37 9 DigitalIn TA(PB_3);
jack1930 0:1c81da9fba37 10 DigitalIn LS(PB_7);
jack1930 0:1c81da9fba37 11 InterruptIn HALT(PB_0);
jack1930 0:1c81da9fba37 12 PortOut ausgaenge(PortC,0x0F);
jack1930 0:1c81da9fba37 13 DigitalOut Schieber(PC_0);
jack1930 0:1c81da9fba37 14 DigitalOut Motor(PC_1);
jack1930 0:1c81da9fba37 15 DigitalOut Luefter(PC_2);
jack1930 0:1c81da9fba37 16 DigitalOut Pumpe(PC_3);
jack1930 0:1c81da9fba37 17
jack1930 0:1c81da9fba37 18 DigitalOut warnlampe(PC_7);
jack1930 0:1c81da9fba37 19 InterruptIn impuls(PA_1);
jack1930 0:1c81da9fba37 20 volatile int z=0;
jack1930 0:1c81da9fba37 21
jack1930 0:1c81da9fba37 22
jack1930 0:1c81da9fba37 23 DigitalOut test(PC_6);
jack1930 0:1c81da9fba37 24
jack1930 0:1c81da9fba37 25
jack1930 0:1c81da9fba37 26
jack1930 0:1c81da9fba37 27 void HALT_ISR()
jack1930 0:1c81da9fba37 28 {
jack1930 0:1c81da9fba37 29 unsigned char merker;
jack1930 0:1c81da9fba37 30 merker=ausgaenge;
jack1930 0:1c81da9fba37 31 ausgaenge=0;
jack1930 0:1c81da9fba37 32 while(HALT==0);
jack1930 0:1c81da9fba37 33 ausgaenge=merker;
jack1930 0:1c81da9fba37 34 }
jack1930 0:1c81da9fba37 35
jack1930 0:1c81da9fba37 36 void impulsISR()
jack1930 0:1c81da9fba37 37 {
jack1930 0:1c81da9fba37 38 z++;
jack1930 0:1c81da9fba37 39 //test=1;
jack1930 0:1c81da9fba37 40 }
jack1930 0:1c81da9fba37 41
jack1930 0:1c81da9fba37 42 void isrTIM6()
jack1930 0:1c81da9fba37 43 {
jack1930 0:1c81da9fba37 44 test=!test;
jack1930 0:1c81da9fba37 45 if (z<50)
jack1930 0:1c81da9fba37 46 {
jack1930 0:1c81da9fba37 47 warnlampe=1;
jack1930 0:1c81da9fba37 48 }
jack1930 0:1c81da9fba37 49 else
jack1930 0:1c81da9fba37 50 {
jack1930 0:1c81da9fba37 51 warnlampe=0;
jack1930 0:1c81da9fba37 52 }
jack1930 0:1c81da9fba37 53 z=0;
jack1930 0:1c81da9fba37 54 TIM6->SR=0; //Überlaufflag zurücksetzen
jack1930 0:1c81da9fba37 55 HAL_NVIC_ClearPendingIRQ(TIM6_IRQn); //Pendingbit NVIC zurücksetzen
jack1930 0:1c81da9fba37 56 }
jack1930 0:1c81da9fba37 57
jack1930 0:1c81da9fba37 58 void init() {
jack1930 0:1c81da9fba37 59 //Für die Demoplatine sind Pulldowns erfotderlich
jack1930 0:1c81da9fba37 60 TE.mode(PullDown);
jack1930 0:1c81da9fba37 61 TA.mode(PullDown);
jack1930 0:1c81da9fba37 62 LS.mode(PullDown);
jack1930 0:1c81da9fba37 63 HALT.mode(PullDown);
jack1930 0:1c81da9fba37 64
jack1930 0:1c81da9fba37 65 //für die Abiaufgabe
jack1930 0:1c81da9fba37 66 HALT.fall(&HALT_ISR);
jack1930 0:1c81da9fba37 67 HALT.enable_irq();
jack1930 0:1c81da9fba37 68 __enable_irq();
jack1930 0:1c81da9fba37 69
jack1930 0:1c81da9fba37 70 //Lüfterüberwachung
jack1930 0:1c81da9fba37 71 impuls.fall(&impulsISR);
jack1930 0:1c81da9fba37 72 impuls.enable_irq();
jack1930 0:1c81da9fba37 73 //Timer TIM6
jack1930 0:1c81da9fba37 74 RCC->APB1ENR |= 0b10000; //TIM6 mit Takt versorgen
jack1930 0:1c81da9fba37 75 TIM6->PSC=31999; //Prescaler für 1ms
jack1930 0:1c81da9fba37 76 TIM6->CNT=0; //Zähler bei 0 starten
jack1930 0:1c81da9fba37 77 TIM6->ARR=999; //Autoreload für 1s (0.999 = 1000 Zähltakte
jack1930 0:1c81da9fba37 78 TIM6->SR=0; //Überlaufflag zurücksetzen
jack1930 0:1c81da9fba37 79 TIM6->DIER=1; //Imterrupt freigeben Timer
jack1930 0:1c81da9fba37 80 NVIC_SetVector(TIM6_IRQn, (uint32_t)&isrTIM6); //ISR zuordnen
jack1930 0:1c81da9fba37 81 HAL_NVIC_EnableIRQ(TIM6_IRQn); //Interrupt freigeben NVIC
jack1930 0:1c81da9fba37 82 TIM6->CR1=1; //Timer starten
jack1930 0:1c81da9fba37 83 }
jack1930 0:1c81da9fba37 84
jack1930 0:1c81da9fba37 85
jack1930 0:1c81da9fba37 86 int main()
jack1930 0:1c81da9fba37 87 {
jack1930 0:1c81da9fba37 88 init();
jack1930 0:1c81da9fba37 89
jack1930 0:1c81da9fba37 90 while (true) {
jack1930 0:1c81da9fba37 91 ausgaenge=0b0000;
jack1930 0:1c81da9fba37 92 while (TE==0);
jack1930 0:1c81da9fba37 93 ausgaenge=0b1110;
jack1930 0:1c81da9fba37 94 while (LS==0);
jack1930 0:1c81da9fba37 95 ausgaenge=0b1111;
jack1930 0:1c81da9fba37 96 while (TA==0);
jack1930 0:1c81da9fba37 97 ausgaenge=0b0111;
jack1930 0:1c81da9fba37 98 while (LS==1);
jack1930 0:1c81da9fba37 99 }
jack1930 0:1c81da9fba37 100 }