CAN_bus_reader_pub - only read CAN-bus data (not send any data to car)

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Satoshi Nadakiti / Mbed 2 deprecated CAN_bus_reader_pub

only read CAN-bus data (not send any data to car)

main.cpp@0:78752077cc25, 2011-11-09 (annotated)

Committer:: nadakiti
Date:: Wed Nov 09 04:59:01 2011 +0000
Revision:: 0:78752077cc25

Who changed what in which revision?

User	Revision	Line number	New contents of line
nadakiti	0:78752077cc25	1	// reference : http://mbed.org/users/pangsk/programs/ecu_reader/
nadakiti	0:78752077cc25	2	// Only read CAN-bus data, (not send any data)
nadakiti	0:78752077cc25	3	// v1.0
nadakiti	0:78752077cc25	4
nadakiti	0:78752077cc25	5	/*
nadakiti	0:78752077cc25	6
nadakiti	0:78752077cc25	7	mbed Can-Bus demo
nadakiti	0:78752077cc25	8
nadakiti	0:78752077cc25	9	This program is to demonstrate the CAN-bus capability of the mbed module.
nadakiti	0:78752077cc25	10
nadakiti	0:78752077cc25	11	http://www.skpang.co.uk/catalog/product_info.php?products_id=741
nadakiti	0:78752077cc25	12
nadakiti	0:78752077cc25	13	v1.0 July 2010
nadakiti	0:78752077cc25	14
nadakiti	0:78752077cc25	15	********************************************************************************
nadakiti	0:78752077cc25	16
nadakiti	0:78752077cc25	17	WARNING: Use at your own risk, sadly this software comes with no guarantees.
nadakiti	0:78752077cc25	18	This software is provided 'free' and in good faith, but the author does not
nadakiti	0:78752077cc25	19	accept liability for any damage arising from its use.
nadakiti	0:78752077cc25	20
nadakiti	0:78752077cc25	21	********************************************************************************
nadakiti	0:78752077cc25	22
nadakiti	0:78752077cc25	23
nadakiti	0:78752077cc25	24	*/
nadakiti	0:78752077cc25	25
nadakiti	0:78752077cc25	26	#include "mbed.h"
nadakiti	0:78752077cc25	27	#include "ecu_reader.h"
nadakiti	0:78752077cc25	28	#include "globals.h"
nadakiti	0:78752077cc25	29	#include "TextLCD.h"
nadakiti	0:78752077cc25	30	#include "SDFileSystem.h"
nadakiti	0:78752077cc25	31
nadakiti	0:78752077cc25	32	//GPS gps(p28, p27);
nadakiti	0:78752077cc25	33	TextLCD lcd(p24, p26, p27, p28, p29, p30); // rs, e, d0, d1, d2, d3, for starboard orange
nadakiti	0:78752077cc25	34	SDFileSystem sd(p5, p6, p7, p8, "sd"); //for starboard orange
nadakiti	0:78752077cc25	35
nadakiti	0:78752077cc25	36	/*DigitalIn click(p21); // Joystick inputs
nadakiti	0:78752077cc25	37	DigitalIn right(p22);
nadakiti	0:78752077cc25	38	DigitalIn down(p23);
nadakiti	0:78752077cc25	39	DigitalIn left(p24);
nadakiti	0:78752077cc25	40	DigitalIn up(p25);*/
nadakiti	0:78752077cc25	41
nadakiti	0:78752077cc25	42	ecu_reader obdii(CANSPEED_500); //Create object and set CAN speed
nadakiti	0:78752077cc25	43	//void gps_demo(void);
nadakiti	0:78752077cc25	44	void sd_demo(void);
nadakiti	0:78752077cc25	45	//Timer CANTimer;
nadakiti	0:78752077cc25	46	Timer CANTimer2;
nadakiti	0:78752077cc25	47
nadakiti	0:78752077cc25	48	int main() {
nadakiti	0:78752077cc25	49
nadakiti	0:78752077cc25	50	// char buffer[20];
nadakiti	0:78752077cc25	51
nadakiti	0:78752077cc25	52	lcd.locate(0,0); // Set LCD cursor position
nadakiti	0:78752077cc25	53	lcd.printf("CAN-Bus demo");
nadakiti	0:78752077cc25	54
nadakiti	0:78752077cc25	55	lcd.locate(0,1);
nadakiti	0:78752077cc25	56	lcd.printf("www.skpang.co.uk");
nadakiti	0:78752077cc25	57	pc.baud(460800);
nadakiti	0:78752077cc25	58	pc.printf("\n\rCAN-bus demo...");
nadakiti	0:78752077cc25	59
nadakiti	0:78752077cc25	60	wait(3);
nadakiti	0:78752077cc25	61	lcd.cls();
nadakiti	0:78752077cc25	62
nadakiti	0:78752077cc25	63
nadakiti	0:78752077cc25	64	/* while(1) // Wait until option is selected by the joystick
nadakiti	0:78752077cc25	65	{
nadakiti	0:78752077cc25	66
nadakiti	0:78752077cc25	67	if(down == 0) gps_demo();
nadakiti	0:78752077cc25	68	if(left == 0) sd_demo();
nadakiti	0:78752077cc25	69	if(up == 0) break;
nadakiti	0:78752077cc25	70
nadakiti	0:78752077cc25	71	}*/
nadakiti	0:78752077cc25	72
nadakiti	0:78752077cc25	73	while(1) { // Main CAN loop
nadakiti	0:78752077cc25	74	led2 = 1;
nadakiti	0:78752077cc25	75	wait(0.1);
nadakiti	0:78752077cc25	76	led2 = 0;
nadakiti	0:78752077cc25	77	wait(0.1);
nadakiti	0:78752077cc25	78
nadakiti	0:78752077cc25	79	CANTimer2.reset();
nadakiti	0:78752077cc25	80	CANTimer2.start();
nadakiti	0:78752077cc25	81	pc.printf("CANTimer.start\n");
nadakiti	0:78752077cc25	82
nadakiti	0:78752077cc25	83	while (CANTimer2.read_ms() < TIMEOUT) {
nadakiti	0:78752077cc25	84	// pc.printf("CANTimer.read_ms(): %dms ", CANTimer2.read_ms());
nadakiti	0:78752077cc25	85
nadakiti	0:78752077cc25	86	// http://mbed.org/cookbook/OBDII-Can-Bus
nadakiti	0:78752077cc25	87
nadakiti	0:78752077cc25	88	if (can2.read(can_MsgRx)) {
nadakiti	0:78752077cc25	89	pc.printf("Message read\n\r");
nadakiti	0:78752077cc25	90
nadakiti	0:78752077cc25	91	//print message id
nadakiti	0:78752077cc25	92	pc.printf("can_MsgRx.id: %x\n\r", can_MsgRx.id);
nadakiti	0:78752077cc25	93
nadakiti	0:78752077cc25	94	//print length of message
nadakiti	0:78752077cc25	95	pc.printf("Hex: can_MsgRx.len: %x\n\r", can_MsgRx.len);
nadakiti	0:78752077cc25	96
nadakiti	0:78752077cc25	97	//print data[2]
nadakiti	0:78752077cc25	98	//pc.printf("can_MsgRx.data[2]: %x\n\r", can_MsgRx.data[2]);
nadakiti	0:78752077cc25	99
nadakiti	0:78752077cc25	100	for (int i = 0; i < (int)can_MsgRx.len; i++) {
nadakiti	0:78752077cc25	101	pc.printf("can_MsgRx.data[%d]: %x\n\r", i, can_MsgRx.data[i]);
nadakiti	0:78752077cc25	102	}
nadakiti	0:78752077cc25	103	}
nadakiti	0:78752077cc25	104	}
nadakiti	0:78752077cc25	105	}
nadakiti	0:78752077cc25	106
nadakiti	0:78752077cc25	107
nadakiti	0:78752077cc25	108
nadakiti	0:78752077cc25	109
nadakiti	0:78752077cc25	110
nadakiti	0:78752077cc25	111
nadakiti	0:78752077cc25	112	/* if(obdii.request(ENGINE_RPM,buffer) == 1) // Get engine rpm and display on LCD
nadakiti	0:78752077cc25	113	{
nadakiti	0:78752077cc25	114	lcd.locate(0,0);
nadakiti	0:78752077cc25	115	lcd.printf(buffer);
nadakiti	0:78752077cc25	116	}
nadakiti	0:78752077cc25	117
nadakiti	0:78752077cc25	118	if(obdii.request(ENGINE_COOLANT_TEMP,buffer) == 1)
nadakiti	0:78752077cc25	119	{
nadakiti	0:78752077cc25	120	lcd.locate(9,0);
nadakiti	0:78752077cc25	121	lcd.printf(buffer);
nadakiti	0:78752077cc25	122	}
nadakiti	0:78752077cc25	123
nadakiti	0:78752077cc25	124	if(obdii.request(VEHICLE_SPEED,buffer) == 1)
nadakiti	0:78752077cc25	125	{
nadakiti	0:78752077cc25	126	lcd.locate(0,1);
nadakiti	0:78752077cc25	127	lcd.printf(buffer);
nadakiti	0:78752077cc25	128	}
nadakiti	0:78752077cc25	129
nadakiti	0:78752077cc25	130	if(obdii.request(THROTTLE,buffer) ==1 )
nadakiti	0:78752077cc25	131	{
nadakiti	0:78752077cc25	132	lcd.locate(9,1);
nadakiti	0:78752077cc25	133	lcd.printf(buffer);
nadakiti	0:78752077cc25	134	}
nadakiti	0:78752077cc25	135	*/
nadakiti	0:78752077cc25	136
nadakiti	0:78752077cc25	137	}
nadakiti	0:78752077cc25	138
nadakiti	0:78752077cc25	139	/*void gps_demo(void)
nadakiti	0:78752077cc25	140	{
nadakiti	0:78752077cc25	141	lcd.cls();
nadakiti	0:78752077cc25	142	lcd.printf("GPS demo");
nadakiti	0:78752077cc25	143	lcd.locate(0,1);
nadakiti	0:78752077cc25	144	lcd.printf("Waiting for lock");
nadakiti	0:78752077cc25	145
nadakiti	0:78752077cc25	146	wait(3);
nadakiti	0:78752077cc25	147	lcd.cls();
nadakiti	0:78752077cc25	148
nadakiti	0:78752077cc25	149	while(1)
nadakiti	0:78752077cc25	150	{
nadakiti	0:78752077cc25	151	if(gps.sample()) {
nadakiti	0:78752077cc25	152	lcd.cls();
nadakiti	0:78752077cc25	153	lcd.printf("Long:%f", gps.longitude);
nadakiti	0:78752077cc25	154	lcd.locate(0,1);
nadakiti	0:78752077cc25	155	lcd.printf("Lat:%f", gps.latitude);
nadakiti	0:78752077cc25	156	pc.printf("I'm at %f, %f\n", gps.longitude, gps.latitude);
nadakiti	0:78752077cc25	157	} else {
nadakiti	0:78752077cc25	158	pc.printf("Oh Dear! No lock :(\n");
nadakiti	0:78752077cc25	159	lcd.cls();
nadakiti	0:78752077cc25	160	lcd.printf("Waiting for lock");
nadakiti	0:78752077cc25	161
nadakiti	0:78752077cc25	162	}
nadakiti	0:78752077cc25	163	}
nadakiti	0:78752077cc25	164
nadakiti	0:78752077cc25	165	}*/
nadakiti	0:78752077cc25	166
nadakiti	0:78752077cc25	167	/*
nadakiti	0:78752077cc25	168	void sd_demo(void)
nadakiti	0:78752077cc25	169	{
nadakiti	0:78752077cc25	170	lcd.cls();
nadakiti	0:78752077cc25	171	lcd.printf("SD demo");
nadakiti	0:78752077cc25	172	wait(2);
nadakiti	0:78752077cc25	173	lcd.cls();
nadakiti	0:78752077cc25	174
nadakiti	0:78752077cc25	175	FILE *fp = fopen("/sd/sdtest2.txt", "w");
nadakiti	0:78752077cc25	176	if(fp == NULL) {
nadakiti	0:78752077cc25	177	lcd.cls();
nadakiti	0:78752077cc25	178	lcd.printf("Could not open file for write\n");
nadakiti	0:78752077cc25	179	}
nadakiti	0:78752077cc25	180	fprintf(fp, "Hello fun SD Card World! testing 1234");
nadakiti	0:78752077cc25	181	fclose(fp);
nadakiti	0:78752077cc25	182	lcd.locate(0,1);
nadakiti	0:78752077cc25	183	lcd.printf("Writtern to SD card");
nadakiti	0:78752077cc25	184
nadakiti	0:78752077cc25	185	while(1)
nadakiti	0:78752077cc25	186	{
nadakiti	0:78752077cc25	187	led2 = 1;
nadakiti	0:78752077cc25	188	wait(0.1);
nadakiti	0:78752077cc25	189	led2 = 0;
nadakiti	0:78752077cc25	190	wait(0.1);
nadakiti	0:78752077cc25	191
nadakiti	0:78752077cc25	192	}
nadakiti	0:78752077cc25	193
nadakiti	0:78752077cc25	194	}
nadakiti	0:78752077cc25	195	*/

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	09 Nov 2011
Imports:	420
Forks:	1
Commits:	1
Dependents:	0
Dependencies:	2
Followers:	26

main.cpp@0:78752077cc25, 2011-11-09 (annotated)

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