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Dependencies:   mbed PowerControl

Fork of Projet_S5 by Jonathan Tousignant

main.cpp@5:6313ddd0dfdd, 2014-04-03 (annotated)

Committer:
joGenie
Date:
Thu Apr 03 14:28:33 2014 +0000
Revision:
5:6313ddd0dfdd
Parent:
4:f72c51a2108c
Child:
6:ef8bfca9e69b
Value in char;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
joGenie 0:d80295a0bcc2 1 #include "accelerometer.h"
joGenie 3:17a4ceb30535 2 #include "analyzer.h"
joGenie 0:d80295a0bcc2 3 #include "interrupt.h"
joGenie 0:d80295a0bcc2 4
joGenie 0:d80295a0bcc2 5 Serial pc(USBTX, USBRX);
joGenie 1:feae56685ab1 6 DigitalOut led1(LED1);
joGenie 4:f72c51a2108c 7 DigitalOut led2(LED2);
joGenie 4:f72c51a2108c 8 DigitalOut led4(LED4);
joGenie 4:f72c51a2108c 9 DigitalIn button(p30);
joGenie 1:feae56685ab1 10
joGenie 0:d80295a0bcc2 11 void *accelerometer = Accelerometer_C_new();
joGenie 4:f72c51a2108c 12 void *analyzer = Analyzer_C_new();
joGenie 4:f72c51a2108c 13 bool rebound = true;
joGenie 4:f72c51a2108c 14 bool appuyer = false;
joGenie 0:d80295a0bcc2 15
joGenie 1:feae56685ab1 16 extern "C" void interruptCapture(void)
joGenie 0:d80295a0bcc2 17 {
joGenie 4:f72c51a2108c 18 if(rebound && !appuyer)
joGenie 1:feae56685ab1 19 {
joGenie 4:f72c51a2108c 20 LPC_TIM2->TC = 0; // clear timer counter
joGenie 4:f72c51a2108c 21 LPC_TIM2->PC = 0; // clear prescale counter
joGenie 4:f72c51a2108c 22 LPC_TIM2->PR = 0; // clear prescale register
joGenie 4:f72c51a2108c 23 LPC_TIM2->MCR |= 0x03; // interrupt and reset control
joGenie 4:f72c51a2108c 24 LPC_TIM2->CCR = 0; //no capture interupt
joGenie 4:f72c51a2108c 25 rebound = false;
joGenie 4:f72c51a2108c 26 }
joGenie 4:f72c51a2108c 27 else if(!rebound && !appuyer)
joGenie 0:d80295a0bcc2 28 {
joGenie 4:f72c51a2108c 29 led1 = 1;
joGenie 4:f72c51a2108c 30 LPC_TIM2->MCR = 0;
joGenie 4:f72c51a2108c 31 LPC_TIM2->CCR = (0x06 << 0); //falling edge
joGenie 4:f72c51a2108c 32
joGenie 4:f72c51a2108c 33 LPC_TIM3->TC = 0; // clear timer counter
joGenie 4:f72c51a2108c 34 LPC_TIM3->PC = 0; // clear prescale counter
joGenie 4:f72c51a2108c 35 LPC_TIM3->PR = 0; // clear prescale register
joGenie 4:f72c51a2108c 36 LPC_TIM3->IR |= 0xFF;
joGenie 4:f72c51a2108c 37 LPC_TIM3->TCR = 0x01; //enable timer 3
joGenie 4:f72c51a2108c 38
joGenie 4:f72c51a2108c 39 appuyer = true;
joGenie 4:f72c51a2108c 40 NVIC_EnableIRQ(TIMER3_IRQn); // Enable timer3 interrupt
joGenie 0:d80295a0bcc2 41 }
joGenie 4:f72c51a2108c 42 else
joGenie 4:f72c51a2108c 43 {
joGenie 4:f72c51a2108c 44 led1 = 0;
joGenie 4:f72c51a2108c 45 LPC_TIM2->CCR = (0x05 << 0); //rising edge
joGenie 4:f72c51a2108c 46
joGenie 4:f72c51a2108c 47 LPC_TIM3->TC = 0; // clear timer counter
joGenie 4:f72c51a2108c 48 LPC_TIM3->PC = 0; // clear prescale counter
joGenie 4:f72c51a2108c 49 LPC_TIM3->PR = 0; // clear prescale register
joGenie 4:f72c51a2108c 50 LPC_TIM3->IR |= 0xFF;
joGenie 4:f72c51a2108c 51 LPC_TIM3->TCR = 0; //disable timer 3
joGenie 4:f72c51a2108c 52
joGenie 4:f72c51a2108c 53 appuyer = false;
joGenie 4:f72c51a2108c 54 rebound = true;
joGenie 4:f72c51a2108c 55 NVIC_DisableIRQ(TIMER3_IRQn); // Disable timer3 interrupt
joGenie 4:f72c51a2108c 56 }
joGenie 4:f72c51a2108c 57
joGenie 1:feae56685ab1 58
joGenie 1:feae56685ab1 59 LPC_TIM2->IR |= 0xFF;
joGenie 0:d80295a0bcc2 60 }
joGenie 0:d80295a0bcc2 61
joGenie 1:feae56685ab1 62 extern "C" void interruptMatch(void)
joGenie 0:d80295a0bcc2 63 {
joGenie 4:f72c51a2108c 64 if(button)
joGenie 4:f72c51a2108c 65 {
joGenie 4:f72c51a2108c 66 led4 = !led4;
joGenie 5:6313ddd0dfdd 67 char* values;
joGenie 0:d80295a0bcc2 68
joGenie 4:f72c51a2108c 69 values = Accelerometer_C_getAccelValue(accelerometer);
joGenie 5:6313ddd0dfdd 70
joGenie 5:6313ddd0dfdd 71 Analyzer_C_setMinMax(values, analyzer);
joGenie 0:d80295a0bcc2 72
joGenie 4:f72c51a2108c 73 pc.printf("\n\r x: %d, y: %d, z: %d; ", values[0],values[1],values[2]);
joGenie 4:f72c51a2108c 74
joGenie 4:f72c51a2108c 75 // Analyze data
joGenie 4:f72c51a2108c 76 Analyzer_C_setMinMax(values, analyzer);
joGenie 2:d7784cc39c81 77
joGenie 4:f72c51a2108c 78 delete values;
joGenie 4:f72c51a2108c 79 }
joGenie 4:f72c51a2108c 80
joGenie 4:f72c51a2108c 81 LPC_TIM3->IR |= 0xFF; // Reset timer
joGenie 0:d80295a0bcc2 82 }
joGenie 0:d80295a0bcc2 83
joGenie 0:d80295a0bcc2 84 void initialize()
joGenie 0:d80295a0bcc2 85 {
joGenie 4:f72c51a2108c 86
joGenie 4:f72c51a2108c 87 // CAPTURE
joGenie 4:f72c51a2108c 88 // Enable the pins on the device to use TIMER CAP2.0 on pin 30
joGenie 5:6313ddd0dfdd 89 LPC_PINCON->PINSEL0 |= 3 << 8; //set pin 30 capture 2.0
joGenie 5:6313ddd0dfdd 90 LPC_SC->PCONP |= (1 << 22); // Timer2 power on
joGenie 0:d80295a0bcc2 91
joGenie 5:6313ddd0dfdd 92 //LPC_TIM2->MCR |= 3; //interrupt and reset control
joGenie 4:f72c51a2108c 93 LPC_TIM2->TC = 0; // clear timer counter
joGenie 4:f72c51a2108c 94 LPC_TIM2->PC = 0; // clear prescale counter
joGenie 4:f72c51a2108c 95 LPC_TIM2->PR = 0; // clear prescale register
joGenie 4:f72c51a2108c 96 LPC_TIM2->MR0 = SystemCoreClock / 100; //match pour rebound
joGenie 4:f72c51a2108c 97
joGenie 5:6313ddd0dfdd 98 LPC_TIM2->IR |= 0xFF; // Clear CR0 interrupt flag
joGenie 5:6313ddd0dfdd 99 LPC_TIM2->CCR = (5 << 0); // enable cap2.0 rising-edge capture; interrupt on cap2.0 p.496
joGenie 5:6313ddd0dfdd 100 LPC_TIM2->TCR = (1 << 1); // reset timer
joGenie 5:6313ddd0dfdd 101 LPC_TIM2->TCR = 1; // enable timer
joGenie 0:d80295a0bcc2 102
joGenie 5:6313ddd0dfdd 103 NVIC_EnableIRQ(TIMER2_IRQn); // Enable timer2 interrupt
joGenie 4:f72c51a2108c 104 NVIC_SetVector(TIMER2_IRQn, uint32_t(interruptCapture));
joGenie 0:d80295a0bcc2 105
joGenie 4:f72c51a2108c 106 // TIMER 3
joGenie 5:6313ddd0dfdd 107 LPC_SC->PCONP |= 1 << 23; // Timer3 power on
joGenie 4:f72c51a2108c 108
joGenie 5:6313ddd0dfdd 109 LPC_TIM3->MCR |= 3; // Interrupt and reset control
joGenie 5:6313ddd0dfdd 110 LPC_TIM3->TC = 0; // clear timer counter
joGenie 5:6313ddd0dfdd 111 LPC_TIM3->PC = 0; // clear prescale counter
joGenie 5:6313ddd0dfdd 112 LPC_TIM3->PR = 0; // clear prescale register
joGenie 5:6313ddd0dfdd 113 LPC_TIM3->MR0 = SystemCoreClock / 20;
joGenie 4:f72c51a2108c 114
joGenie 5:6313ddd0dfdd 115 LPC_TIM3->IR |= 0xFF; // Clear MR0 interrupt flag
joGenie 5:6313ddd0dfdd 116 LPC_TIM3->TCR = (1 << 1); // Reset Timer3
joGenie 5:6313ddd0dfdd 117 LPC_TIM3->TCR = 0; // Disable timer
joGenie 0:d80295a0bcc2 118
joGenie 5:6313ddd0dfdd 119 //NVIC_EnableIRQ(TIMER3_IRQn); // Enable timer3 interrupt
joGenie 1:feae56685ab1 120 NVIC_SetVector(TIMER3_IRQn, uint32_t(interruptMatch));
joGenie 0:d80295a0bcc2 121 }
joGenie 0:d80295a0bcc2 122
joGenie 0:d80295a0bcc2 123 int main()
joGenie 0:d80295a0bcc2 124 {
joGenie 3:17a4ceb30535 125
joGenie 3:17a4ceb30535 126 Analyzer analyzer;
joGenie 1:feae56685ab1 127 initialize();
joGenie 1:feae56685ab1 128
joGenie 1:feae56685ab1 129 while(true)
joGenie 1:feae56685ab1 130 {
joGenie 0:d80295a0bcc2 131 }
joGenie 0:d80295a0bcc2 132 }