Tick Tock
.
Dependencies: SDHCFileSystem mbed
Diff: main.cpp
- Revision:
- 1:dafb963c3c14
- Parent:
- 0:1596b8644523
- Child:
- 2:55b2357f0cf9
--- a/main.cpp Mon Nov 19 04:44:11 2012 +0000
+++ b/main.cpp Thu Nov 29 12:18:37 2012 +0000
@@ -1,28 +1,54 @@
#include "mbed.h"
#include "CAN.h"
#include "TextLCD.h"
-#include "SDFileSystem.h"
+#include "SDHCFileSystem.h"
#include "DebounceIn.h"
-#include "log.h"
#include "beep.h"
+#define upLine "\033[1A"
+#define LOGFILE "/sd/canary.log"
+
+//CANcan.cpp
+
+//LEAF OBD
+//1:
+//2:
+//3: AVCAN-L White/Blue
+//4:
+//5: VSS Brown,White/Brown
+//6: CARCAN-H Green
+//7:
+//8: 12V-SW Orange,White/Orange
+//9:
+//10:
+//11: AVCAN-H Blue
+//12: EVCAN-L White/Grey
+//13: EVCAN-H Grey
+//14: CARCAN-L White/Green
+//15:
+//16: 12V-AON Red/Blue,Blue/Red
+
//VP230
-//1:D 8:RS
-//2:GND 7:CANH
-//3:VCC 6:CANL
-//4:R 5:Vref
+//1:D
+//2:GND
+//3:VCC
+//4:R
+//5:Vref
+//6:CANL
+//7:CANH
+//8:RS
//LPC1768
//1: VSS
-//2: NC:VIN
+//2: NC:VIN (4.5-9V supply)
//3: NC:VB
//4: NC:nR
//5: SPI:MOSI --> 6:SDRAM:DI
//6: SPI:MISO --> 2:SDRAM:DO
//7: SPI:SCLK --> 4:SDRAM:SCLK
//8: CS --> 7:SDRAM:CS
-//9: CAN1:TX --> 1:CAN1:D
-//10: CAN1:RX --> 4:CAN1:R
+//9: CAN1:RX --> 4:CAN1:R
+//10: CAN1:TX --> 1:CAN1:D
//11: RS --> 4:LCD:RS
//12: E --> 6:LCD:E
//13: D4 --> 11:LCD:D4
@@ -30,19 +56,19 @@
//15: D6 --> 13:LCD:D6
//16: D7 --> 14:LCD:D7
//17: CD --> 1:SDRAM:CD
-//18: NC:Ain
+//18: MON12V --> 4K to 12V, 1K to VSS (To be implemented)
//19: PB2
//20: PB1
//21: Spkr+
-//22: NC:pwm
+//22: Spkr- (optional complimentary output for more volume)
//23: NC:pwm
-//24: NC:pwm
-//25: NC:pwm
-//26: NC:pwm
+//24: LEDBLU --> 18:LCD:BLU (only used for tri-color displays)
+//25: LEDGRN --> 17:LCD:GRN (only used for tri-color displays)
+//26: LEDRED --> 16:LCD:RED
//27: CAN1:Sleep --> 8:CAN1:RS
//28: CAN2:Sleep --> 8:CAN2:RS
-//29: CAN2:RX --> 4:CAN2:R
-//30: CAN2:TX --> 1:CAN2:D
+//29: CAN2:TX --> 1:CAN2:D
+//30: CAN2:RX --> 4:CAN2:R
//31: NC:USB_D+
//32: NC:USB_D-
//33: NC:Eth_TD+
@@ -51,22 +77,29 @@
//36: NC:Eth_RD-
//37: NC:IF+
//38: NC:IF-
-//39: NC:5Vout
+//39: NC:5Vout (only available when connected as USB device)
//40: VCC3.3
+extern bool LogCreated;
+void Log (char *message);
+void LogErr (char *message);
+
+time_t seconds ;
Beep buzzer(p21);
-DigitalIn CD( p17 );
-DigitalIn PB1( p20 );
-SDFileSystem sd(p5, p6, p7, p8, "sd"); // SDFileSystem::SDFileSystem(PinName mosi, PinName miso, PinName sclk, PinName cs, const char* name)
+DigitalIn CD(p17);
+DebounceIn dbPB1( p20 );
+;DigitalIn PB1(p20);
+SDFileSystem sd(p5, p6, p7, p8, "sd" ); // SDFileSystem::SDFileSystem(PinName mosi, PinName miso, PinName sclk, PinName cs, const char* name)
TextLCD lcd(p11, p12, p13, p14, p15, p16); // rs, e, d0-d3 (RW to GND)
Ticker ticker;
+Timer timer;
DigitalOut led1(LED1);
DigitalOut led2(LED2);
DigitalOut led3(LED3);
DigitalOut led4(LED4);
-CAN can1(p9, p10); // CAN1 uses pins 9 and 10 (tx, rx)
-CAN can2(p30, p29); // CAN2 uses pins 30 and 29 (tx, rx)
-bool LogCreated = false;
+CAN can1(p9, p10); // CAN1 uses pins 9 and 10 (rx, tx) and pin 27 (rs)
+CAN can2(p30, p29); // CAN2 uses pins 30 and 29 (rx, tx) and pin 28 (rs)
+bool logCreated = false;
char logMsg[64];
char counter = 0;
@@ -74,84 +107,165 @@
//DigitalOut can2_SleepMode(p28); // Use pin 28 to control the sleep mode of can2
Serial pc(USBTX, USBRX); // tx, rx default settings (9600 8N1)
-void Log (char *message)
+unsigned short getTimeStamp() {// from Gary's code
+
+ int msec = timer.read_ms(); // not synchronized with RTC
+ //unsigned long secs = time(NULL); // seconds past 12:00:00 AM 1 Jan 1900
+ unsigned long secs = msec / 1000;
+ int isecs = secs % 60; // modulo 60 for 0-59 seconds from RTC
+ return ((isecs << 10) + (msec%1000)); // return the two byte time stamp
+}
+
+void readLog ()
{
FILE *file;
+ unsigned char c;
+ int i=0;
+ pc.printf("printing file\n");
+ file = fopen(LOGFILE, "r");
+ if (file == NULL) {
+ pc.printf("no file found\n");
+ }
+ while (!feof(file))
+ {
+ c=fgetc(file);
+ pc.printf("%02x ",c);
+ if (++i>11)
+ {
+ pc.printf("\n");
+ i=0;
+ }
+ }
+ pc.printf("\n");
+ pc.printf("\n");
+ fclose(file);
+ }
+
+void logCan (CANMessage canRXmsg)
+{
+ FILE *file;
+ unsigned short ts;
+
+ ts=getTimeStamp();
- if (!LogCreated) {
+ if (!logCreated) {
file = fopen(LOGFILE, "w");
- LogCreated = true;
+ logCreated = true;
}
else
file = fopen(LOGFILE, "a");
if (file == NULL) {
- if (LogCreated)
- LogCreated = false;
+ if (logCreated)
+ logCreated = false;
+ return;
+ }
+ else
+ {
+ fprintf(file,"%c%c%c%c%c%c%c%c%c%c%c%c",ts>>8,ts&0xff,canRXmsg.id&0xff,(canRXmsg.id>>8)+(canRXmsg.len<<4),canRXmsg.data[0],canRXmsg.data[1],canRXmsg.data[2],canRXmsg.data[3],canRXmsg.data[4],canRXmsg.data[5],canRXmsg.data[6],canRXmsg.data[7]);
+ fclose(file);
+ }
+}
+
+void Log (char *message)
+{
+ FILE *file;
+
+ if (!logCreated) {
+ file = fopen(LOGFILE, "w");
+ logCreated = true;
+ }
+ else
+ file = fopen(LOGFILE, "a");
+
+ if (file == NULL) {
+ if (logCreated)
+ logCreated = false;
return;
}
else
{
fputs(message, file);
- //fprintf(file, message);
fclose(file);
}
+}
- if (file)
- fclose(file);
+void send1() {
+ static char counter = 0; // use for fake data
+
+ can1.write(CANMessage(0x350, &counter, 1));
+ counter++;
+ // test sending 3 quickly
+ //can1.write(CANMessage(0x351, &counter, 1));
+ //can1.write(CANMessage(0x352, &counter, 1));
+
}
-void send() {
- if(can1.write(CANMessage(0x350, &counter, 1))) {
- counter++;
- pc.printf("Message %d sent\n", counter);
- lcd.printf("sent: %d \n", counter);
- if(LogCreated) {
- if((PB1==0)||(CD==0)){
- LogCreated=false;
- pc.printf("Stopping log\n", counter);
- }else{
- sprintf(logMsg, "sent: %d \n", counter);
- Log(logMsg);
- pc.printf("Message logged\n");
- buzzer.beep(800,0.025); }
- }
- }
- led1 = !led1;
-}
-
void recieve1() {
static CANMessage msg1;
+ unsigned short msgTime;
+
+ msgTime=getTimeStamp();
can1.read(msg1);
- pc.printf("Can1 Message received: %d\n", msg1.data[0]);
+ pc.printf("%sCan1 Message received: %d %x\n", upLine, msg1.data[0], msgTime);
lcd.printf("Can1 rxd: %d\n", msg1.data[0]);
+ if(logCreated) {
+ if((PB1==0)||(CD==0)){
+ logCreated=false;
+ pc.printf("Stopping log\n", counter);
+ readLog();
+ }else{
+ logCan(msg1);
+ }
+ }
led2 = !led2;
}
void recieve2() {
static CANMessage msg2;
+ unsigned short msgTime;
+ int milisec;
+
+ msgTime=getTimeStamp();
+ milisec=timer.read_ms();
+
can2.read(msg2);
- pc.printf("Can2 Message received: %d\n", msg2.data[0]);
- lcd.printf("Can2 rxd: %d\n", msg2.data[0]);
+ pc.printf("%sCan2 Message received: %d %04x %d \n", upLine, msg2.data[0],msgTime,milisec);
+ ;lcd.printf("Can2 rxd: %d\n", msg2.data[0]);
+ if(logCreated) {
+ if((PB1==0)||(CD==0)){
+ logCreated=false;
+ pc.printf("Stopping log\n\n", counter);
+ readLog();
+ }else{
+ logCan(msg2);
+ }
+ }
led3 = !led3;
}
int main() {
pc.baud(115200); // change serial interface to pc to 115200, 8N1
- can1.frequency(100000);
- can2.frequency(100000);
- //can1_SleepMode = 0; // Turn off Sleep Mode
- //can2_SleepMode = 0; // Turn off Sleep Mode
+ can1.frequency(1000000);
+ can2.frequency(1000000);
+ //can1_SleepMode = 0; // Enable TX
+ //can2_SleepMode = 0; // Enable TX
+ //can1_SleepMode = 1; // Turn on Monitor_only Mode
+ //can2_SleepMode = 1; // Turn on Monitor_only Mode
CD.mode(PullUp) ; //SDRAM Chip Detect
- PB1.mode(PullUp) ; //Pushbutton 1
- ticker.attach(&send, 1);
+ dbPB1.mode(PullUp) ; //Pushbutton 1
+ ticker.attach(&send1, 1.1);
can1.attach(&recieve1);
can2.attach(&recieve2);
+
+ timer.start() ;
+
+
if(CD == 1) {
- pc.printf("Starting Can Log\n");
- Log("Starting Can Log\n");
+ pc.printf("Starting Can Log\n\n\n\n");
+ Log("");
}
else {
- pc.printf("No SDRAM Inserted.\n");
+ pc.printf("No SDRAM Inserted.\n\n\n\n");
}
}
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