CAN program for pic18f4580

[priya ravichander]

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Code C - [expand]
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void main()
{
unsigned char temperature, data[8];
unsigned short init_flag, send_flag, dt, len, read_flag;
char SJW, BRP, Phase_Seg1, Phase_Seg2, Prop_Seg, txt[4];
unsigned int temp;
unsigned long mV;
long id, mask;
TRISA = 0xFF; // PORTA are inputs
TRISB = 0x08; // RB2 is output, RB3 is input
//
// Configure A/D converter
//
ADCON1 = 0x80;
//
// CAN BUS Timing Parameters
//
SJW = 1;
BRP = 1;
Phase_Seg1 = 6;
Phase_Seg2 = 7;
BRP = 1;
Prop_Seg = 6;
init_flag = CAN_CONFIG_SAMPLE_THRICE &
CAN_CONFIG_PHSEG2_PRG_ON &
CAN_CONFIG_STD_MSG &
CAN_CONFIG_DBL_BUFFER_ON &
CAN_CONFIG_VALID_XTD_MSG &
CAN_CONFIG_LINE_FILTER_OFF;
send_flag = CAN_TX_PRIORITY_0 &
CAN_TX_XTD_FRAME &
CAN_TX_NO_RTR_FRAME;
read_flag = 0;
//
// Initialise CAN module
//
CANInitialize(SJW, BRP, Phase_Seg1, Phase_Seg2, Prop_Seg, init_flag);
//
// Set CAN CONFIG mode
//
CANSetOperationMode(CAN_MODE_CONFIG, 0xFF);
mask = -1;
//
// Set all MASK1 bits to 1's
//
CANSetMask(CAN_MASK_B1, mask, CAN_CONFIG_XTD_MSG);
//
// Set all MASK2 bits to 1's
//
CANSetMask(CAN_MASK_B2, mask, CAN_CONFIG_XTD_MSG);
//
// Set id of filter B1_F1 to 3
//
CANSetFilter(CAN_FILTER_B2_F3,500,CAN_CONFIG_XTD_MSG);
//
// Set CAN module to NORMAL mode
//
CANSetOperationMode(CAN_MODE_NORMAL, 0xFF);
//
// Program loop. Read the temperature from analog temperature
// sensor
//
for(;;) // Endless loop
{
//
// Wait until a request is received
//
dt = 0;
while(!dt) dt = CANRead(&id, data, &len, &read_flag);
if(id == 500 && data[0] == 'T')
{
//
// Now read the temperature
//
temp = Adc_Read(0); // Read temp
mV = (unsigned long)temp * 5000 / 1024; // in mV
temperature = mV/10; // in degrees C
//
// send the temperature to Node:Display
//
data[0] = temperature;
id = 3; // Identifier
CANWrite(id, data, 1, send_flag); // send temperature
}
}
}

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get me the header for this program and compiler to be used for this program

 

[thannara123]

header file may be user coustamized may not guess

 

[giri19852211]

---

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void main()
{
unsigned char temperature, data[8];
unsigned short init_flag, send_flag, dt, len, read_flag;
char SJW, BRP, Phase_Seg1, Phase_Seg2, Prop_Seg, txt[4];
unsigned int temp;
unsigned long mV;
long id, mask;
TRISA = 0xFF; // PORTA are inputs
TRISB = 0x08; // RB2 is output, RB3 is input
//
// Configure A/D converter
//
ADCON1 = 0x80;
//
// CAN BUS Timing Parameters
//
SJW = 1;
BRP = 1;
Phase_Seg1 = 6;
Phase_Seg2 = 7;
BRP = 1;
Prop_Seg = 6;
init_flag = CAN_CONFIG_SAMPLE_THRICE &
CAN_CONFIG_PHSEG2_PRG_ON &
CAN_CONFIG_STD_MSG &
CAN_CONFIG_DBL_BUFFER_ON &
CAN_CONFIG_VALID_XTD_MSG &
CAN_CONFIG_LINE_FILTER_OFF;
send_flag = CAN_TX_PRIORITY_0 &
CAN_TX_XTD_FRAME &
CAN_TX_NO_RTR_FRAME;
read_flag = 0;
//
// Initialise CAN module
//
CANInitialize(SJW, BRP, Phase_Seg1, Phase_Seg2, Prop_Seg, init_flag);
//
// Set CAN CONFIG mode
//
CANSetOperationMode(CAN_MODE_CONFIG, 0xFF);
mask = -1;
//
// Set all MASK1 bits to 1's
//
CANSetMask(CAN_MASK_B1, mask, CAN_CONFIG_XTD_MSG);
//
// Set all MASK2 bits to 1's
//
CANSetMask(CAN_MASK_B2, mask, CAN_CONFIG_XTD_MSG);
//
// Set id of filter B1_F1 to 3
//
CANSetFilter(CAN_FILTER_B2_F3,500,CAN_CONFIG_XTD_MSG);
//
// Set CAN module to NORMAL mode
//
CANSetOperationMode(CAN_MODE_NORMAL, 0xFF);
//
// Program loop. Read the temperature from analog temperature
// sensor
//
for(;;) // Endless loop
{
//
// Wait until a request is received
//
dt = 0;
while(!dt) dt = CANRead(&id, data, &len, &read_flag);
if(id == 500 && data[0] == 'T')
{
//
// Now read the temperature
//
temp = Adc_Read(0); // Read temp
mV = (unsigned long)temp * 5000 / 1024; // in mV
temperature = mV/10; // in degrees C
//
// send the temperature to Node:Display
//
data[0] = temperature;
id = 3; // Identifier
CANWrite(id, data, 1, send_flag); // send temperature
}
}
}

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from where i can get the header files

- - - Updated - - -

pls send me the header files

 

[bigdogguru]

As thannara123 has already mentioned, it would be difficult to accommodate such a request without knowing the origin of the code.

You also maybe missing more than a header file, as the entire source for the CAN Driver implementation appears to be missing.

You would be better off stating your app requirements, the intended compiler toolset and request recommendations.

BigDog

 

[Jinzpaul4u]

Hi,

I guess, compiler is MIKROC for pic series..

Try these links

https://www.mikroe.com/mikroc/pic/libraries/

https://www.mikroe.com/download/eng...brary.htm?TB_iframe=true&height=740&width=970


and header file may be user coustamized may not guess

Best regards,