void main()
{
char outString[MAX_TX_LEN], inString[MAX_TX_LEN];
int i, j, ch, out_string_len;
brdInit();
// The brdInit for this board sets pins that are not initially assigned to
// hardware as outputs, such as the serial port Rx pins. The Rx pin for
// serial port D is not set to an input because it is not used in this
// sample.
BitWrPortI(PCDDR, &PCDDRShadow, 0, 3); // set serial port C Rx as input
serDopen(BAUDRATE);
serCopen(BAUDRATE);
#ifdef DIGITAL_IO_ACCESSORY
InitIO();
#endif
// Initialize DS1 LED (PDO) to output
BitWrPortI(PDDDR, &PDDDRShadow, 0, 1);
// Initialize DS1 LED (PDO) to output
BitWrPortI(PDDDR, &PDDDRShadow, 1, 0);
// Make sure PD0 not set to alternate function
BitWrPortI(PDFR, &PDFRShadow, 0, 1);
// Make sure PD0 not set to alternate function
BitWrPortI(PDFR, &PDFRShadow, 0, 0);
j = 0;
while(1) {
costate
{
// Bits for switches and LEDs correspond
for (i = S1; i <= S4; i++)
{
#ifdef DIGITAL_IO_ACCESSORY
if (!BitRdPortI(PBDR, i))
#else
if (!BitRdPortI(PDDR, i))
#endif
{
// Delay so we don't output too many times
waitfor(DelayMs(300));
// Light corresponding LED
#ifdef DIGITAL_IO_ACCESSORY
BitWrPortI(PADR, &PADRShadow, LEDON, i);
#else
BitWrPortI(PDDR, &PDDRShadow, LEDON, i-1);
#endif
sprintf(outString, "Switch %d is on\n", i-S1+1);
out_string_len = strlen(outString);
// Make sure there's room in ouput buffer
waitfor(serDwrFree() > out_string_len);
// Write string out
serDwrite(outString, out_string_len);
}
else
{
#ifdef DIGITAL_IO_ACCESSORY
BitWrPortI(PADR, &PADRShadow, LEDOFF, i); // LED off
#else
BitWrPortI(PDDR, &PDDRShadow, LEDOFF, i-1);
#endif
}
}
}
// Wait for any ASCII input
// serCgetc() returns -1 (0xFFFF) if no chars available
if ( (ch = serCgetc()) != -1 )
{
inString[j] = ch;
j++;
if (j >= MAX_TX_LEN) // Make sure we don't overflow
{ // array bounds in case 0x0A
j = 0; // gets dropped.
}
else if (ch == '\n') // Check for new line as delimiter
{
inString[j] = 0; // NULL terminate
printf("%s",inString);
j = 0;
}
}
}
}
///////////////////////////////////////////////////////////
// DS1 led on protoboard is controlled by port G bit 6
// DS2 led on protoboard is controlled by port G bit 7
// turns oon when port bit is set to 0
///////////////////////////////////////////////////////////
void ledon(int led)
{
BitWrPortI(PGDR, &PGDRShadow, 0, led);
}
////////
// output function to control protoboard LED's
////////
void pbLedOut(int channel, int onoff)
{
// works for port F bits 6 and 7 only
BitWrPortI(PFDR, &PFDRShadow, onoff, channel);
}
/////
// write state to led DS1 or DS2
/////
void pbWrLed(int led, int onoff)
{
BitWrPortI(PDDR, &PDDRShadow, onoff, led);
}
pinginled(int onoff)
{
BitWrPortI(PBDR, &PBDRShadow, !onoff, DS3);
}
pinginled(int onoff)
{
BitWrPortI(PBDR, &PBDRShadow, onoff, LED_PING_IN_BIT);
}
///////////////////////////////////////////////////////////
// DS1 led on protoboard is controlled by port D bit 6
// DS2 led on protoboard is controlled by port D bit 7
// turns oon when port bit is set to 0
///////////////////////////////////////////////////////////
void pbledon(int led)
{
BitWrPortI(PFDR, &PFDRShadow, 0, led);
}
//////////////////////////////////////////////////////////
// Function to disable 485 transmissions, put in
// receive mode
//////////////////////////////////////////////////////////
nodebug
void ser485Rx()
{
BitWrPortI(PDDR, &PDDRShadow, 0, 4); // set port D bit 4 low
}
LcdCommandWr(char hex) {
int cmdbits[8];
BitWrPortI(PBDR, &PBDRShadow, 0, RSADDR); // Set LCD command mode
BitWrPortI(PBDR, &PBDRShadow, 0, RWADDR); // Set LCD write mode
// we need to split the 8 bits in half and transmit upper 4 bits,
// then the lower 4 bits.
ByteSplit(hex, cmdbits);
BitWrPortI(PADR, &PADRShadow, cmdbits[3], 4); // Set port A bit 4
BitWrPortI(PADR, &PADRShadow, cmdbits[2], 5); // Set port A bit 5
BitWrPortI(PADR, &PADRShadow, cmdbits[1], 6); // Set port A bit 6
BitWrPortI(PADR, &PADRShadow, cmdbits[0], 7); // Set port A bit 7
MsDelay(1);
BitWrPortI(PBDR, &PBDRShadow, 1, ENADDR); // Start sending data upper 4 bit
MsDelay(1); // Wait 1 ms for LCD to read
BitWrPortI(PBDR, &PBDRShadow, 0, ENADDR); // Finish transmission upper 4 bit
MsDelay(1);
BitWrPortI(PADR, &PADRShadow, cmdbits[7], 4); // Set port A bit 4
BitWrPortI(PADR, &PADRShadow, cmdbits[6], 5); // Set port A bit 5
BitWrPortI(PADR, &PADRShadow, cmdbits[5], 6); // Set port A bit 6
BitWrPortI(PADR, &PADRShadow, cmdbits[4], 7); // Set port A bit 7
MsDelay(1);
BitWrPortI(PBDR, &PBDRShadow, 1, ENADDR); // Start sending data lower 4 bit
MsDelay(1); // Wait 1 ms for LCD to read
BitWrPortI(PBDR, &PBDRShadow, 0, ENADDR); // Finish transmission lower 4 bit
MsDelay(1);
}
main()
{
auto int i, ch;
auto char buffer[64]; //buffer used for serial data
auto int sw1, sw2, led1, led2;
static const char string1[] = {"This message has been Rcv'd from serial port E !!!\n\n\r"};
static const char string2[] = {"This message has been Rcv'd from serial port C !!!\n\n\r"};
//---------------------------------------------------------------------
// Initialize the controller
//---------------------------------------------------------------------
brdInit(); //initialize board for this demo
BitWrPortI(PEDR, &PEDRShadow, 0, 5); //set low to enable rs232 device
led1=led2=1; //initialize led to off value
sw1=sw2=0; //initialize switch to false value
// Initialize serial port E, set baud rate to 19200
serEopen(19200);
serEwrFlush();
serErdFlush();
// Initialize serial port C, set baud rate to 19200
serCopen(19200);
serCwrFlush();
serCrdFlush();
// Clear data buffer
memset(buffer, 0x00, sizeof(buffer));
printf("\nStart of Sample Program!!!\n\n\n\r");
//---------------------------------------------------------------------
// Do continuous loop transmitting data between serial ports E and C
//---------------------------------------------------------------------
for(;;)
{
costate
{
if (pbRdSwitch(S1)) //wait for switch S1 press
abort;
waitfor(DelayMs(50));
if (pbRdSwitch(S1)) //wait for switch release
{
sw1=!sw1;
abort;
}
}
costate
{
if (pbRdSwitch(S2)) //wait for switch S2 press
abort;
waitfor(DelayMs(50));
if (pbRdSwitch(S2)) //wait for switch release
{
sw2=!sw2;
abort;
}
}
costate
{ // toggle DS1 upon valid S1 press/release
if (sw1)
{
pbWrLed(DS1, ON); //turn on DS1 led
sw1=!sw1;
// Transmit an ascii string from serial port C to serial port E
memcpy(buffer, string2, strlen(string2));
serCputs(buffer);
memset(buffer, 0x00, sizeof(buffer));
// Get the data string that was transmitted by port C
i = 0;
while((ch = serEgetc()) != '\r')
{
// Copy only valid RCV'd characters to the buffer
if(ch != -1)
{
buffer[i++] = ch;
}
}
buffer[i++] = ch; //copy '\r' to the data buffer
buffer[i] = '\0'; //terminate the ascii string
// Display ascii string received from serial port C
printf("%s", buffer);
// Clear buffer
memset(buffer, 0x00, sizeof(buffer));
pbWrLed(DS1, OFF); //turn off DS1
}
}
costate
{ // toggle DS2 upon valid S2 press/release
if (sw2)
{
pbWrLed(DS2, ON); //turn on DS2 led
sw2=!sw2;
// Transmit an ascii string from serial port E to serial port C
memcpy(buffer, string1, strlen(string1));
serEputs(buffer);
memset(buffer, 0x00, sizeof(buffer));
// Get the data string that was transmitted by serial port E
i = 0;
while((ch = serCgetc()) != '\r')
{
// Copy only valid RCV'd characters to the buffer
if(ch != -1)
{
buffer[i++] = ch;
}
}
buffer[i++] = ch; //copy '\r' to the data buffer
buffer[i] = '\0'; //terminate the ascii string
// Display ascii string received from serial port E
printf("%s", buffer);
pbWrLed(DS2, OFF); //turn off DS2
} //endif
} //endcostate
} //endfor
}
Lcd4bitInit() {
BitWrPortI(PBDR, &PBDRShadow, 0, RSADDR); // Set command mode
BitWrPortI(PBDR, &PBDRShadow, 0, RWADDR); // Set LCD write mode
BitWrPortI(PADR, &PADRShadow, 1, 4); // Set port A-4
BitWrPortI(PADR, &PADRShadow, 1, 5); // Set port A-5
BitWrPortI(PADR, &PADRShadow, 0, 6); // Set port A-6
BitWrPortI(PADR, &PADRShadow, 0, 7); // Set port A-7
MsDelay(1);
BitWrPortI(PBDR, &PBDRShadow, 1, ENADDR); // Start sending data upper 4 bit
MsDelay(1); // Wait 1 ms for LCD to read
BitWrPortI(PBDR, &PBDRShadow, 0, ENADDR); // Finish transmission upper 4 bit
MsDelay(5);
BitWrPortI(PADR, &PADRShadow, 1, 4); // Set port A-4
BitWrPortI(PADR, &PADRShadow, 1, 5); // Set port A-5
BitWrPortI(PADR, &PADRShadow, 0, 6); // Set port A-6
BitWrPortI(PADR, &PADRShadow, 0, 7); // Set port A-7
MsDelay(1);
BitWrPortI(PBDR, &PBDRShadow, 1, ENADDR); // Start sending data upper 4 bit
MsDelay(1); // Wait 1 ms for LCD to read
BitWrPortI(PBDR, &PBDRShadow, 0, ENADDR); // Finish transmission upper 4 bit
MsDelay(1);
BitWrPortI(PADR, &PADRShadow, 1, 4); // Set port A-4
BitWrPortI(PADR, &PADRShadow, 1, 5); // Set port A-5
BitWrPortI(PADR, &PADRShadow, 0, 6); // Set port A-6
BitWrPortI(PADR, &PADRShadow, 0, 7); // Set port A-7
MsDelay(1);
BitWrPortI(PBDR, &PBDRShadow, 1, ENADDR); // Start sending data upper 4 bit
MsDelay(1); // Wait 1 ms for LCD to read
BitWrPortI(PBDR, &PBDRShadow, 0, ENADDR); // Finish transmission upper 4 bit
MsDelay(1);
BitWrPortI(PADR, &PADRShadow, 0, 4); // Set port A-4
BitWrPortI(PADR, &PADRShadow, 1, 5); // Set port A-5
BitWrPortI(PADR, &PADRShadow, 0, 6); // Set port A-6
BitWrPortI(PADR, &PADRShadow, 0, 7); // Set port A-7
MsDelay(1);
BitWrPortI(PBDR, &PBDRShadow, 1, ENADDR); // Start sending data upper 4 bit
MsDelay(1); // Wait 1 ms for LCD to read
BitWrPortI(PBDR, &PBDRShadow, 0, ENADDR); // Finish transmission upper 4 bit
MsDelay(1);
}
void LcdPutChar(char displayChar) {
char * lcdChar;
int databits[8];
lcdChar = AsciiCharLookup(displayChar);
if(lcdChar==NULL) return;
BitWrPortI(PBDR, &PBDRShadow, 1, RSADDR); // Set LCD data mode
BitWrPortI(PBDR, &PBDRShadow, 0, RWADDR); // Set LCD write mode
// we need to split the 8 bits in half and transmit upper 4 bits,
// then the lower 4 bits.
ByteSplit(*lcdChar, databits);
BitWrPortI(PADR, &PADRShadow, databits[3], 4); // Set port A bit 4
BitWrPortI(PADR, &PADRShadow, databits[2], 5); // Set port A bit 5
BitWrPortI(PADR, &PADRShadow, databits[1], 6); // Set port A bit 6
BitWrPortI(PADR, &PADRShadow, databits[0], 7); // Set port A bit 7
MsDelay(1);
BitWrPortI(PBDR, &PBDRShadow, 1, ENADDR); // Start sending data upper 4 bit
MsDelay(1); // Wait 1 ms for LCD to read
BitWrPortI(PBDR, &PBDRShadow, 0, ENADDR); // Finish transmission upper 4 bit
MsDelay(1);
BitWrPortI(PADR, &PADRShadow, databits[7], 4); // Set port A bit 4
BitWrPortI(PADR, &PADRShadow, databits[6], 5); // Set port A bit 5
BitWrPortI(PADR, &PADRShadow, databits[5], 6); // Set port A bit 6
BitWrPortI(PADR, &PADRShadow, databits[4], 7); // Set port A bit 7
MsDelay(1);
BitWrPortI(PBDR, &PBDRShadow, 1, ENADDR); // Start sending data lower 4 bit
MsDelay(1); // Wait 1 ms for LCD to read
BitWrPortI(PBDR, &PBDRShadow, 0, ENADDR); // Finish transmission lower 4 bit
MsDelay(1);
}
/////////////////////////////////////////////////////////////////////
// Retrieve analog calibration data and rewrite to the flash
/////////////////////////////////////////////////////////////////////
void main()
{
auto unsigned long fileptr, tempPtr, xmemPtr, index;
auto unsigned long len;
auto int i;
auto char serialNumber[64];
//------------------------------------------------------------------------
// Initialize the Controller
//------------------------------------------------------------------------
brdInit();
BitWrPortI(PEDR, &PEDRShadow, 0, 5); //set low to enable rs232 device
seropen(BAUDRATE); //set baud rates for the serial ports to be used
serwrFlush(); //clear Rx and Tx data buffers
serrdFlush();
//------------------------------------------------------------------------
// Allocate and Clear XMEM
//------------------------------------------------------------------------
// Allocate XMEM memory for the file that will be read in from the PC
xmemPtr = xalloc(FILEBUFSIZE);
// Clear the buffer in XMEM
for(index =0; index < FILEBUFSIZE; index++)
{
root2xmem(xmemPtr + index, "\x00", 1);
}
//------------------------------------------------------------------------
// Download the Data File from the PC
//------------------------------------------------------------------------
sprintf(string, "\r\nWaiting...Please Send Data file\n\r");
serwrite(string, strlen(string));
// Get the calibration data file from the PC and put it into XMEM
if(!(len = getfile(xmemPtr)))
{
caldata_error(string, "\r\n\nEncounter an error while reading calibration file");
exit(1);
}
fileptr = xmemPtr;
sprintf(string, "\r\n\nDownload Complete\n\n\r");
serwrite(string, strlen(string));
//------------------------------------------------------------------------
// Parse data file and write to calibrations to flash
//------------------------------------------------------------------------
sprintf(string, "\r\nParsing data file\n\r");
serwrite(string, strlen(string));
tempPtr = find_tag(fileptr, len);
sprintf(string, "\r\n\nExiting....Calibration data successfully written\n\n\r");
serwrite(string, strlen(string));
while (serwrFree() != OUTBUFSIZE);
while((RdPortI(SXSR)&0x08) || (RdPortI(SXSR)&0x04));
serclose();
}
///////////////////////////////////////////////////////////
// DS1 led on protoboard is controlled by port G bit 6
// DS2 led on protoboard is controlled by port G bit 7
// turns off when port bit is set to 1
///////////////////////////////////////////////////////////
void ledoff(int led)
{
BitWrPortI(PGDR, &PGDRShadow, 1, led);
}
///////////////////////////////////////////////////////////
// DS1 led on protoboard is controlled by port D bit 6
// DS2 led on protoboard is controlled by port D bit 7
// turns off when port bit is set to 1
///////////////////////////////////////////////////////////
void pbledoff(int led)
{
BitWrPortI(PFDR, &PFDRShadow, 1, led);
}
////////
// output function
////////
void digOut(int channel, int onoff)
{
// works for port G bits 6 and 7 only
BitWrPortI(PGDR, &PGDRShadow, onoff, channel+5);
}
if_led(int onoff)
{
BitWrPortI(PBDR, &PBDRShadow, onoff, DS2);
}
pingoutled(int onoff)
{
BitWrPortI(PBDR, &PBDRShadow, !onoff, DS2);
}
xcvr_led(int onoff)
{
BitWrPortI(PBDR, &PBDRShadow, onoff, DS3);
}
//////////////////////////////////////////////////////////
// Function to enable 485 transmissions
//////////////////////////////////////////////////////////
nodebug
void ser485Tx()
{
BitWrPortI(PDDR, &PDDRShadow, 1, 4); // set port D bit 4 high
}
pingoutled(int onoff)
{
BitWrPortI(PBDR, &PBDRShadow, onoff, LED_PING_OUT_BIT);
}
