int bsv_start(void)
{
int i;
_AIN ain;
_DIO dio;
fd = GT_OpenDevice( c_get_devnode() );
if( !fd ) {
GT_TranslateErrorCode(&errstr, 0);
return -1;
}
/* Analog channels */
for(i=0, chanactivcnt=0; i<MAXCHANNUM-DCHANNUM; i++) {
if( c_is_active(i) ) {
chanactivcnt++;
}
}
/* Digital channels */
if( c_is_active(8) || c_is_active(9) ) {
chanactivcnt++;
}
dchanmask = ((c_is_active(8))?1:0)+((c_is_active(9))?2:0);
ain.ain1 = (c_is_active(0)) ? TRUE : FALSE;
ain.ain2 = (c_is_active(1)) ? TRUE : FALSE;
ain.ain3 = (c_is_active(2)) ? TRUE : FALSE;
ain.ain4 = (c_is_active(3)) ? TRUE : FALSE;
ain.ain5 = (c_is_active(4)) ? TRUE : FALSE;
ain.ain6 = (c_is_active(5)) ? TRUE : FALSE;
ain.ain7 = (c_is_active(6)) ? TRUE : FALSE;
ain.ain8 = (c_is_active(7)) ? TRUE : FALSE;
if( c_is_active(8) || c_is_active(9) ) {
dio.scan = TRUE;
} else {
dio.scan = FALSE;
}
dio.dio1_direction = (c_is_active(8)) ? TRUE : FALSE;
dio.dio2_direction = (c_is_active(9)) ? TRUE : FALSE;
if( !GT_InitChannels(fd, ain, dio) ) {
GT_TranslateErrorCode(&errstr, 0);
GT_CloseDevice(fd);
fd = 0;
return -1;
}
if( !GT_StartAcquistion(fd) ) {
GT_TranslateErrorCode(&errstr, 0);
GT_CloseDevice(fd);
fd = 0;
return -1;
}
state = 0;
return 0;
}
bool USBamp::init(const int ain, const int dio) {
// activate analog and digital channels
_AIN aCh;
_DIO dCh;
aCh.ain1 = ain & 0x01;
aCh.ain2 = (ain >> 1) & 0x01;
aCh.ain3 = (ain >> 2) & 0x01;
aCh.ain4 = (ain >> 3) & 0x01;
aCh.ain5 = (ain >> 4) & 0x01;
aCh.ain6 = (ain >> 5) & 0x01;
aCh.ain7 = (ain >> 6) & 0x01;
aCh.ain8 = (ain >> 7) & 0x01;
dCh.dio1_enable = dio & 0x01;
dCh.dio2_enable = (dio >> 1) & 0x01;
dCh.dio3_enable = (dio >> 2) & 0x01;
dCh.dio4_enable = (dio >> 3) & 0x01;
dCh.dio5_enable = (dio >> 4) & 0x01;
dCh.dio6_enable = (dio >> 5) & 0x01;
dCh.dio7_enable = (dio >> 6) & 0x01;
dCh.dio8_enable = (dio >> 7) & 0x01;
return GT_InitChannels(this->devptr, aCh, dCh);
}
