Tick Tock / Mbed 2 deprecated CANcan

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Dependencies:   SDHCFileSystem mbed

main.cpp@0:1596b8644523, 2012-11-19 (annotated)

Committer:
TickTock
Date:
Mon Nov 19 04:44:11 2012 +0000
Revision:
0:1596b8644523
Child:
1:dafb963c3c14
Initial revision - just getting hw up and running

Who changed what in which revision?

UserRevisionLine numberNew contents of line
TickTock 0:1596b8644523 1 #include "mbed.h"
TickTock 0:1596b8644523 2 #include "CAN.h"
TickTock 0:1596b8644523 3 #include "TextLCD.h"
TickTock 0:1596b8644523 4 #include "SDFileSystem.h"
TickTock 0:1596b8644523 5 #include "DebounceIn.h"
TickTock 0:1596b8644523 6 #include "log.h"
TickTock 0:1596b8644523 7 #include "beep.h"
TickTock 0:1596b8644523 8
TickTock 0:1596b8644523 9 //VP230
TickTock 0:1596b8644523 10 //1:D 8:RS
TickTock 0:1596b8644523 11 //2:GND 7:CANH
TickTock 0:1596b8644523 12 //3:VCC 6:CANL
TickTock 0:1596b8644523 13 //4:R 5:Vref
TickTock 0:1596b8644523 14
TickTock 0:1596b8644523 15 //LPC1768
TickTock 0:1596b8644523 16 //1: VSS
TickTock 0:1596b8644523 17 //2: NC:VIN
TickTock 0:1596b8644523 18 //3: NC:VB
TickTock 0:1596b8644523 19 //4: NC:nR
TickTock 0:1596b8644523 20 //5: SPI:MOSI --> 6:SDRAM:DI
TickTock 0:1596b8644523 21 //6: SPI:MISO --> 2:SDRAM:DO
TickTock 0:1596b8644523 22 //7: SPI:SCLK --> 4:SDRAM:SCLK
TickTock 0:1596b8644523 23 //8: CS --> 7:SDRAM:CS
TickTock 0:1596b8644523 24 //9: CAN1:TX --> 1:CAN1:D
TickTock 0:1596b8644523 25 //10: CAN1:RX --> 4:CAN1:R
TickTock 0:1596b8644523 26 //11: RS --> 4:LCD:RS
TickTock 0:1596b8644523 27 //12: E --> 6:LCD:E
TickTock 0:1596b8644523 28 //13: D4 --> 11:LCD:D4
TickTock 0:1596b8644523 29 //14: D5 --> 12:LCD:D5
TickTock 0:1596b8644523 30 //15: D6 --> 13:LCD:D6
TickTock 0:1596b8644523 31 //16: D7 --> 14:LCD:D7
TickTock 0:1596b8644523 32 //17: CD --> 1:SDRAM:CD
TickTock 0:1596b8644523 33 //18: NC:Ain
TickTock 0:1596b8644523 34 //19: PB2
TickTock 0:1596b8644523 35 //20: PB1
TickTock 0:1596b8644523 36 //21: Spkr+
TickTock 0:1596b8644523 37 //22: NC:pwm
TickTock 0:1596b8644523 38 //23: NC:pwm
TickTock 0:1596b8644523 39 //24: NC:pwm
TickTock 0:1596b8644523 40 //25: NC:pwm
TickTock 0:1596b8644523 41 //26: NC:pwm
TickTock 0:1596b8644523 42 //27: CAN1:Sleep --> 8:CAN1:RS
TickTock 0:1596b8644523 43 //28: CAN2:Sleep --> 8:CAN2:RS
TickTock 0:1596b8644523 44 //29: CAN2:RX --> 4:CAN2:R
TickTock 0:1596b8644523 45 //30: CAN2:TX --> 1:CAN2:D
TickTock 0:1596b8644523 46 //31: NC:USB_D+
TickTock 0:1596b8644523 47 //32: NC:USB_D-
TickTock 0:1596b8644523 48 //33: NC:Eth_TD+
TickTock 0:1596b8644523 49 //34: NC:Eth_TD-
TickTock 0:1596b8644523 50 //35: NC:Eth_RD+
TickTock 0:1596b8644523 51 //36: NC:Eth_RD-
TickTock 0:1596b8644523 52 //37: NC:IF+
TickTock 0:1596b8644523 53 //38: NC:IF-
TickTock 0:1596b8644523 54 //39: NC:5Vout
TickTock 0:1596b8644523 55 //40: VCC3.3
TickTock 0:1596b8644523 56
TickTock 0:1596b8644523 57 Beep buzzer(p21);
TickTock 0:1596b8644523 58 DigitalIn CD( p17 );
TickTock 0:1596b8644523 59 DigitalIn PB1( p20 );
TickTock 0:1596b8644523 60 SDFileSystem sd(p5, p6, p7, p8, "sd"); // SDFileSystem::SDFileSystem(PinName mosi, PinName miso, PinName sclk, PinName cs, const char* name)
TickTock 0:1596b8644523 61 TextLCD lcd(p11, p12, p13, p14, p15, p16); // rs, e, d0-d3 (RW to GND)
TickTock 0:1596b8644523 62 Ticker ticker;
TickTock 0:1596b8644523 63 DigitalOut led1(LED1);
TickTock 0:1596b8644523 64 DigitalOut led2(LED2);
TickTock 0:1596b8644523 65 DigitalOut led3(LED3);
TickTock 0:1596b8644523 66 DigitalOut led4(LED4);
TickTock 0:1596b8644523 67 CAN can1(p9, p10); // CAN1 uses pins 9 and 10 (tx, rx)
TickTock 0:1596b8644523 68 CAN can2(p30, p29); // CAN2 uses pins 30 and 29 (tx, rx)
TickTock 0:1596b8644523 69 bool LogCreated = false;
TickTock 0:1596b8644523 70 char logMsg[64];
TickTock 0:1596b8644523 71
TickTock 0:1596b8644523 72 char counter = 0;
TickTock 0:1596b8644523 73 //DigitalOut can1_SleepMode(p11); // Use pin 11 to control the sleep mode of can1
TickTock 0:1596b8644523 74 //DigitalOut can2_SleepMode(p28); // Use pin 28 to control the sleep mode of can2
TickTock 0:1596b8644523 75 Serial pc(USBTX, USBRX); // tx, rx default settings (9600 8N1)
TickTock 0:1596b8644523 76
TickTock 0:1596b8644523 77 void Log (char *message)
TickTock 0:1596b8644523 78 {
TickTock 0:1596b8644523 79 FILE *file;
TickTock 0:1596b8644523 80
TickTock 0:1596b8644523 81 if (!LogCreated) {
TickTock 0:1596b8644523 82 file = fopen(LOGFILE, "w");
TickTock 0:1596b8644523 83 LogCreated = true;
TickTock 0:1596b8644523 84 }
TickTock 0:1596b8644523 85 else
TickTock 0:1596b8644523 86 file = fopen(LOGFILE, "a");
TickTock 0:1596b8644523 87
TickTock 0:1596b8644523 88 if (file == NULL) {
TickTock 0:1596b8644523 89 if (LogCreated)
TickTock 0:1596b8644523 90 LogCreated = false;
TickTock 0:1596b8644523 91 return;
TickTock 0:1596b8644523 92 }
TickTock 0:1596b8644523 93 else
TickTock 0:1596b8644523 94 {
TickTock 0:1596b8644523 95 fputs(message, file);
TickTock 0:1596b8644523 96 //fprintf(file, message);
TickTock 0:1596b8644523 97 fclose(file);
TickTock 0:1596b8644523 98 }
TickTock 0:1596b8644523 99
TickTock 0:1596b8644523 100 if (file)
TickTock 0:1596b8644523 101 fclose(file);
TickTock 0:1596b8644523 102 }
TickTock 0:1596b8644523 103
TickTock 0:1596b8644523 104
TickTock 0:1596b8644523 105 void send() {
TickTock 0:1596b8644523 106 if(can1.write(CANMessage(0x350, &counter, 1))) {
TickTock 0:1596b8644523 107 counter++;
TickTock 0:1596b8644523 108 pc.printf("Message %d sent\n", counter);
TickTock 0:1596b8644523 109 lcd.printf("sent: %d \n", counter);
TickTock 0:1596b8644523 110 if(LogCreated) {
TickTock 0:1596b8644523 111 if((PB1==0)||(CD==0)){
TickTock 0:1596b8644523 112 LogCreated=false;
TickTock 0:1596b8644523 113 pc.printf("Stopping log\n", counter);
TickTock 0:1596b8644523 114 }else{
TickTock 0:1596b8644523 115 sprintf(logMsg, "sent: %d \n", counter);
TickTock 0:1596b8644523 116 Log(logMsg);
TickTock 0:1596b8644523 117 pc.printf("Message logged\n");
TickTock 0:1596b8644523 118 buzzer.beep(800,0.025); }
TickTock 0:1596b8644523 119 }
TickTock 0:1596b8644523 120 }
TickTock 0:1596b8644523 121 led1 = !led1;
TickTock 0:1596b8644523 122 }
TickTock 0:1596b8644523 123
TickTock 0:1596b8644523 124 void recieve1() {
TickTock 0:1596b8644523 125 static CANMessage msg1;
TickTock 0:1596b8644523 126 can1.read(msg1);
TickTock 0:1596b8644523 127 pc.printf("Can1 Message received: %d\n", msg1.data[0]);
TickTock 0:1596b8644523 128 lcd.printf("Can1 rxd: %d\n", msg1.data[0]);
TickTock 0:1596b8644523 129 led2 = !led2;
TickTock 0:1596b8644523 130 }
TickTock 0:1596b8644523 131 void recieve2() {
TickTock 0:1596b8644523 132 static CANMessage msg2;
TickTock 0:1596b8644523 133 can2.read(msg2);
TickTock 0:1596b8644523 134 pc.printf("Can2 Message received: %d\n", msg2.data[0]);
TickTock 0:1596b8644523 135 lcd.printf("Can2 rxd: %d\n", msg2.data[0]);
TickTock 0:1596b8644523 136 led3 = !led3;
TickTock 0:1596b8644523 137 }
TickTock 0:1596b8644523 138
TickTock 0:1596b8644523 139 int main() {
TickTock 0:1596b8644523 140 pc.baud(115200); // change serial interface to pc to 115200, 8N1
TickTock 0:1596b8644523 141 can1.frequency(100000);
TickTock 0:1596b8644523 142 can2.frequency(100000);
TickTock 0:1596b8644523 143 //can1_SleepMode = 0; // Turn off Sleep Mode
TickTock 0:1596b8644523 144 //can2_SleepMode = 0; // Turn off Sleep Mode
TickTock 0:1596b8644523 145 CD.mode(PullUp) ; //SDRAM Chip Detect
TickTock 0:1596b8644523 146 PB1.mode(PullUp) ; //Pushbutton 1
TickTock 0:1596b8644523 147 ticker.attach(&send, 1);
TickTock 0:1596b8644523 148 can1.attach(&recieve1);
TickTock 0:1596b8644523 149 can2.attach(&recieve2);
TickTock 0:1596b8644523 150 if(CD == 1) {
TickTock 0:1596b8644523 151 pc.printf("Starting Can Log\n");
TickTock 0:1596b8644523 152 Log("Starting Can Log\n");
TickTock 0:1596b8644523 153 }
TickTock 0:1596b8644523 154 else {
TickTock 0:1596b8644523 155 pc.printf("No SDRAM Inserted.\n");
TickTock 0:1596b8644523 156 }
TickTock 0:1596b8644523 157 }