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/****************************************************************************/
void main(void) /* run the program */
{
rst_clr(ADDR); /* reset the digitizer */
rst_clr(ADDR_MEM); /* reset the memory card */
configure(); /* configure the digitizer and the memory card */
initiate(); /* initiate the digitizer and memory card; */
/* retrieve the readings from the memory card */
}
/****************************************************************************/
void configure(void)
{
int length = 0, loop = 0;
/* use the "digitizer" array to configure the digitizer for readings on */
/* each channel’s (HI) differential input */
char static *digitizer[] =
{"CONF1:ARR:VOLT (10),5,(@3)", /* set 10 readings, 5V range, */
/* channel 1 input port 3 */
"CONF2:ARR:VOLT (10),5,(@4)", /* configure channel 2, port 4 */
"VINS:LBUS:RES", /* reset the Local bus chip */
"VINS:LBUS:MODE GEN", /* set Local bus mode to GENerate */
"VINS:LBUS:FEED ’CONV:BOTH’"}; /* set Local bus feed (direct from A/D)
/* use the "memory" array to configure the memory card */
char static *memory[] =
{"FORM:DATA PACK", /* set packed data format */
"TRAC:DEL:ALL", /* delete all readings on memory card */
"TRAC:DEF SET2, 40", /* store readings (40 bytes) in "SET2" */
"VINS:LBUS:RES", /* reset the Local bus chip */
"VINS:LBUS:MODE CONS", /* set Local bus mode to consume */
"STAT:OPC:INIT OFF"}; /* execute *OPC? after INIT is parsed */
/* Execute each command in "digitizer" */
length = (sizeof(digitizer) / sizeof(char*));
for (loop = 0; loop < length; loop++)
{
IOOUTPUTS(ADDR, digitizer[loop], strlen(digitizer[loop]));
}
/* Execute each command in "memory" */
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84 Usin
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the Di
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itizer Chapter 2