int main (int argc, char **argv)
{
int flag;
signed short svalue;
__u8 input, channel, gain, options;
__u8 gains[8], channels[8];
__u16 value;
__u16 out_data[512];
signed short in_data[1024];
int count;
int temp, i, j;
int ch;
float freq;
time_t startTime, endTime;
getAllValues allValue;
HIDInterface* hid[4]; // Composite device with 4 interfaces.
hid_return ret;
int interface;
// Debug information. Delete when not needed
// hid_set_debug(HID_DEBUG_ALL);
// hid_set_debug_stream(stderr);
// hid_set_usb_debug(2);
ret = hid_init();
if (ret != HID_RET_SUCCESS) {
fprintf(stderr, "hid_init failed with return code %d\n", ret);
return -1;
}
for ( i = 0; i <= 3; i++ ) {
if ((interface = PMD_Find_Interface(&hid[i], i, USB1408FS_PID)) < 0 ) {
fprintf(stderr, "USB 1408FS not found.\n");
exit(1);
} else {
printf("USB 1408FS Device is found! Interface = %d\n", interface);
}
}
/* config mask 0x01 means all inputs */
usbDConfigPort_USB1408FS(hid[0], DIO_PORTA, DIO_DIR_OUT);
usbDConfigPort_USB1408FS(hid[0], DIO_PORTB, DIO_DIR_IN);
usbDOut_USB1408FS(hid[0], DIO_PORTA, 0);
usbDOut_USB1408FS(hid[0], DIO_PORTA, 0);
while(1) {
printf("\nUSB 1408FS Testing\n");
printf("----------------\n");
printf("Hit 'a' to test analog output scan.\n");
printf("Hit 'b' to blink LED.\n");
printf("Hit 'c' to test counter.\n");
printf("Hit 'd' to test digital I/O.\n");
printf("Hit 'e' to exit.\n");
printf("Hit 'f' to get all values.\n");
printf("Hit 'g' to test analog input scan (differential).\n");
printf("Hit 'h' to test analog input (single ended).\n");
printf("Hit 'i' to test analog input (differential mode).\n");
printf("Hit 'j' to test analog input scan (single ended).\n");
printf("Hit 'o' to test analog output.\n");
printf("Hit 'r' to reset.\n");
printf("Hit 's' to get status.\n");
while((ch = getchar()) == '\0' || ch == '\n');
switch(tolower(ch)) {
case 'b': /* test to see if led blinks */
usbBlink_USB1408FS(hid[0]);
break;
case 'c':
printf("connect pin 20 and 21\n");
usbInitCounter_USB1408FS(hid[0]);
sleep(1);
flag = fcntl(fileno(stdin), F_GETFL);
fcntl(0, F_SETFL, flag | O_NONBLOCK);
do {
usbDOut_USB1408FS(hid[0], DIO_PORTA, 1);
sleep(1);
usbDOut_USB1408FS(hid[0], DIO_PORTA, 0);
printf("Counter = %d\n",usbReadCounter_USB1408FS(hid[0]));
} while (!isalpha(getchar()));
fcntl(fileno(stdin), F_SETFL, flag);
break;
case 'd':
printf("\nTesting Digital I/O....\n");
printf("connect pins 21 through 28 <=> 32 through 39\n");
do {
printf("Enter a byte number [0-0xff]: " );
scanf("%x", &temp);
usbDOut_USB1408FS(hid[0], DIO_PORTA, (__u8)temp);
usbDIn_USB1408FS(hid[0], DIO_PORTB, &input);
printf("The number you entered = %#x\n",input);
} while (toContinue());
break;
case 'o': /* test the analog output */
printf("Testing the analog output...\n");
printf("Enter channel [0-1] => (pin 13-14):");
scanf("%d", &temp);
channel = (__u8) temp;
printf("Enter a value: ");
scanf("%hx", &value);
usbAOut_USB1408FS(hid[0], channel, value);
break;
case 'a': /* test Analog Output Scan */
printf("Enter desired frequency [Hz]: ");
scanf("%f", &freq);
for ( j = 0; j < 2; j++ ) {
for (i = 0; i < 512; i++) {
out_data[i] = i%2 ? 0 : 0xfff;
}
usbAOutScan_USB1408FS(hid, 0, 0, 512, &freq, out_data, 1);
}
break;
case 'g':
printf("Enter desired frequency [Hz]: ");
scanf("%f", &freq);
printf("Enter number of samples [1-1024]: ");
scanf("%d", &count);
printf("\t\t1. +/- 20.V\n");
printf("\t\t2. +/- 10.V\n");
printf("\t\t3. +/- 5.V\n");
printf("\t\t4. +/- 4.V\n");
printf("\t\t5. +/- 2.5V\n");
printf("\t\t6. +/- 2.0V\n");
printf("\t\t7. +/- 1.25V\n");
printf("\t\t8. +/- 1.0V\n");
printf("Select gain: [1-8]\n");
scanf("%d", &temp);
switch(temp) {
case 1: gain = BP_20_00V;
break;
case 2: gain = BP_10_00V;
break;
case 3: gain = BP_5_00V;
break;
case 4: gain = BP_4_00V;
break;
case 5: gain = BP_2_50V;
break;
case 6: gain = BP_2_00V;
break;
case 7: gain = BP_1_25V;
break;
case 8: gain = BP_1_00V;
break;
default:
break;
}
for (i = 0; i < 8; i++) {
channels[i] = i;
gains[i] = gain;
}
usbALoadQueue_USB1408FS(hid[0], 1, channels, gains);
options = AIN_EXECUTION | AIN_GAIN_QUEUE;
for ( i = 0; i < 1024; i++ ) { // load data with known value
in_data[i] = 0xbeef;
}
usbAInScan_USB1408FS(hid, 0, 0, count, &freq, options, in_data);
for ( i = 0; i < count; i++ ) {
printf("data[%d] = %#hx %.2fV\n", i, in_data[i], volts_1408FS(gain, in_data[i]));
}
usbAInStop_USB1408FS(hid[0]);
break;
case 'h':
printf("Testing Analog Input Single Ended Mode\n");
printf("Select channel [0-7]: ");
scanf("%d", &temp);
channel = (__u8) (temp);
gain = SE_10_00V;
flag = fcntl(fileno(stdin), F_GETFL);
fcntl(0, F_SETFL, flag | O_NONBLOCK);
do {
sleep(1);
svalue = usbAIn_USB1408FS(hid[0], channel, gain);
printf("Channel: %d: value = %#hx, %.2fV\n",
channel, svalue, volts_1408FS_SE(svalue));
} while (!isalpha(getchar()));
fcntl(fileno(stdin), F_SETFL, flag);
break;
case 'i':
printf("Connect pin 1 - pin 21 and pin 2 - pin 3\n");
printf("Select channel [0-3]: ");
scanf("%d", &temp);
if ( temp < 0 || temp > 3 ) break;
channel = (__u8) temp;
printf("\t\t1. +/- 20.V\n");
printf("\t\t2. +/- 10.V\n");
printf("\t\t3. +/- 5.V\n");
printf("\t\t4. +/- 4.V\n");
printf("\t\t5. +/- 2.5V\n");
printf("\t\t6. +/- 2.0V\n");
printf("\t\t7. +/- 1.25V\n");
printf("\t\t8. +/- 1.0V\n");
printf("Select gain: [1-8]\n");
scanf("%d", &temp);
switch(temp) {
case 1: gain = BP_20_00V;
break;
case 2: gain = BP_10_00V;
break;
case 3: gain = BP_5_00V;
break;
case 4: gain = BP_4_00V;
break;
case 5: gain = BP_2_50V;
break;
case 6: gain = BP_2_00V;
break;
case 7: gain = BP_1_25V;
break;
case 8: gain = BP_1_00V;
break;
default:
break;
}
flag = fcntl(fileno(stdin), F_GETFL);
fcntl(0, F_SETFL, flag | O_NONBLOCK);
do {
usbDOut_USB1408FS(hid[0], DIO_PORTA, 0);
sleep(1);
svalue = usbAIn_USB1408FS(hid[0], channel, gain);
printf("Channel: %d: value = %#hx, %.2fV\n",
channel, svalue, volts_1408FS(gain, svalue));
usbDOut_USB1408FS(hid[0], DIO_PORTA, 0x1);
sleep(1);
svalue = usbAIn_USB1408FS(hid[0], channel, gain);
printf("Channel: %d: value = %#hx, %.2fV\n",
channel, svalue, volts_1408FS(gain, svalue));
} while (!isalpha(getchar()));
fcntl(fileno(stdin), F_SETFL, flag);
printf("Doing a timing test. Please wait ...\n");
time(&startTime);
for (count = 0; count < 500; count++) {
svalue = usbAIn_USB1408FS(hid[0], channel, gain);
}
time(&endTime);
printf("Sampling speed is %ld Hz.\n", 500/(endTime - startTime));
break;
case 'j':
printf("Test of scan mode (single ended).\n");
printf("Enter desired frequency [Hz]: ");
scanf("%f", &freq);
printf("Enter number of samples [1-1024]: ");
scanf("%d", &count);
options = AIN_EXECUTION | AIN_GAIN_QUEUE;
for ( i = 0; i < 1024; i++ ) { // load data with known value
in_data[i] = 0xbeef;
}
usbAInScan_USB1408FS_SE(hid, 0, 0, count, &freq, options, in_data);
for ( i = 0; i < count; i++ ) {
printf("data[%d] = %#hx %.2fV\n", i, in_data[i], volts_1408FS_SE(in_data[i]));
}
break;
case 'f':
usbGetAll_USB1408FS(hid[0], &allValue);
for (i = 0; i < 4; i++) {
printf("Differential Reference Low channel[%d] = %hd \n", i, allValue.ref_Low[i]);
}
for (i = 0; i < 4; i++) {
printf("Differential Reference High channel[%d] = %hd \n", i, allValue.ref_High[i]);
}
for (i = 0; i < 8; i++) {
printf("Single Ended Input channel[%d] = %hd \n", i, allValue.se[i]);
}
printf("DIO Port A = %#x\n", allValue.dio_portA);
printf("DIO Port B = %#x\n", allValue.dio_portB);
printf("\n\n\n");
break;
case 's':
printf("Status = %#x\n", usbGetStatus_USB1408FS(hid[0]));
break;
case 'r':
usbReset_USB1408FS(hid[0]);
return 0;
break;
case 'e':
for ( i = 0; i <= 3; i++ ) {
ret = hid_close(hid[i]);
if (ret != HID_RET_SUCCESS) {
fprintf(stderr, "hid_close failed with return code %d\n", ret);
return 1;
}
hid_delete_HIDInterface(&hid[i]);
}
ret = hid_cleanup();
if (ret != HID_RET_SUCCESS) {
fprintf(stderr, "hid_cleanup failed with return code %d\n", ret);
return 1;
}
return 0;
break;
default:
break;
}
}
}
int main (int argc, char **argv) {
int fd[4];
int flag;
signed short svalue;
__u8 input, channel, gain, options;
__u16 value;
__u16 out_data[1024];
signed short in_data[1024];
int count;
int temp, i, j;
int ch;
int nInterfaces = 0;
float freq;
time_t startTime, endTime;
nInterfaces = PMD_Find(MCC_VID, USB1408FS_PID, fd);
if ( nInterfaces <= 0 ) {
fprintf(stderr, "USB 1408FS not found.\n");
exit(1);
} else
printf("USB 1408FS Device is found! Number of Interfaces = %d\n",
nInterfaces);
/* config mask 0x01 means all inputs */
usbDConfigPort_USB1408FS(fd[0], DIO_PORTA, DIO_DIR_OUT);
usbDConfigPort_USB1408FS(fd[0], DIO_PORTB, DIO_DIR_IN);
usbDOut_USB1408FS(fd[0], DIO_PORTA, 0);
usbDOut_USB1408FS(fd[0], DIO_PORTA, 0);
while(1) {
printf("\nUSB 1408FS Testing\n");
printf("----------------\n");
printf("Hit 'a' to test analog output scan\n");
printf("Hit 'b' to blink LED\n");
printf("Hit 'c' to test counter\n");
printf("Hit 'e' to exit\n");
printf("Hit 'd' to test digital I/O\n");
printf("Hit 'g' to test analog input scan (differential) \n");
printf("Hit 'j' to test analog input scan (single ended).\n");
printf("Hit 'i' to test analog input (differential)\n");
printf("Hit 'h' to test analog input (single ended)\n");
printf("Hit 'o' to test analog output\n");
printf("Hit 'r' to reset\n");
printf("Hit 's' to get status\n");
while((ch = getchar()) == '\0' || ch == '\n');
switch(tolower(ch)) {
case 'b': /* test to see if led blinks */
usbBlink_USB1408FS(fd[0]);
break;
case 'c':
printf("connect pin 20 and 21\n");
usbInitCounter_USB1408FS(fd[0]);
sleep(1);
flag = fcntl(fileno(stdin), F_GETFL);
fcntl(0, F_SETFL, flag | O_NONBLOCK);
do {
usbDOut_USB1408FS(fd[0], DIO_PORTA, 1);
sleep(1);
usbDOut_USB1408FS(fd[0], DIO_PORTA, 0);
printf("Counter = %d\n",usbReadCounter_USB1408FS(fd[0]));
} while (!isalpha(getchar()));
fcntl(fileno(stdin), F_SETFL, flag);
break;
case 'd':
printf("\nTesting Digital I/O....\n");
printf("connect pins 21 through 28 <=> 32 through 39\n");
do {
printf("Enter a byte number [0-0xff]: " );
scanf("%x", &temp);
usbDOut_USB1408FS(fd[0], DIO_PORTA, (__u8)temp);
usbDIn_USB1408FS(fd[0], DIO_PORTB, &input);
printf("The number you entered = %#x\n",input);
} while (toContinue());
break;
case 'o': /* test the analog output */
printf("Testing the analog output...\n");
printf("Enter channel [0-1] => (pin 13-14):");
scanf("%d", &temp);
channel = (__u8) temp;
for ( i = 0; i < 3; i++ ) {
for ( value = 0; value < 0xfff; value++ ) {
usbAOut_USB1408FS(fd[0], channel, value);
}
}
break;
case 'a': /* test Analog Output Scan */
printf("Enter desired frequency [Hz]: ");
scanf("%f", &freq);
for ( j = 0; j < freq; j++ ) {
for (i = 0; i < 1024; i++) {
out_data[i] = i%2 ? 0 : 0xfff;
}
usbAOutScan_USB1408FS(fd, 0, 0, 1024, &freq, out_data);
}
break;
case 'g':
printf("Enter desired frequency [Hz]: ");
scanf("%f", &freq);
printf("Enter number of samples [1-1024]: ");
scanf("%d", &count);
printf("\t\t1. +/- 20.V\n");
printf("\t\t2. +/- 10.V\n");
printf("\t\t3. +/- 5.V\n");
printf("\t\t4. +/- 4.V\n");
printf("\t\t5. +/- 2.5V\n");
printf("\t\t6. +/- 2.0V\n");
printf("\t\t7. +/- 1.25V\n");
printf("\t\t8. +/- 1.0V\n");
printf("Select gain: [1-8]\n");
scanf("%d", &temp);
switch(temp) {
case 1: gain = BP_20_00V;
break;
case 2: gain = BP_10_00V;
break;
case 3: gain = BP_5_00V;
break;
case 4: gain = BP_4_00V;
break;
case 5: gain = BP_2_50V;
break;
case 6: gain = BP_2_00V;
break;
case 7: gain = BP_1_25V;
break;
case 8: gain = BP_1_00V;
break;
default:
break;
}
svalue = usbAIn_USB1408FS(fd[0], 0, gain);
options = AIN_EXECUTION;
for ( i = 0; i < 1024; i++ ) { // load data with known value
in_data[i] = 0xbeef;
}
usbAInScan_USB1408FS(fd, 0, 0, count, &freq, options, in_data);
for ( i = 0; i < count; i++ ) {
printf("data[%d] = %#hx %.2fV\n", i, in_data[i], volts_1408FS(gain, in_data[i]));
}
break;
case 'h':
printf("Testing Analog Input Single Ended Mode\n");
printf("Select channel [0-7]: ");
scanf("%d", &temp);
channel = (__u8) (temp);
gain = SE_10_00V;
flag = fcntl(fileno(stdin), F_GETFL);
fcntl(0, F_SETFL, flag | O_NONBLOCK);
do {
sleep(1);
svalue = usbAIn_USB1408FS(fd[0], channel, gain);
printf("Channel: %d: value = %#hx, %.2fV\n",
channel, svalue, volts_1408FS_SE(svalue));
} while (!isalpha(getchar()));
fcntl(fileno(stdin), F_SETFL, flag);
break;
case 'j':
printf("Test of scan mode (single ended).\n");
printf("Enter desired frequency [Hz]: ");
scanf("%f", &freq);
printf("Enter number of samples [1-1024]: ");
scanf("%d", &count);
options = AIN_EXECUTION | AIN_GAIN_QUEUE;
for ( i = 0; i < 1024; i++ ) { // load data with known value
in_data[i] = 0xbeef;
}
usbAInScan_USB1408FS_SE(fd, 0, 0, count, &freq, options, in_data);
for ( i = 0; i < count; i++ ) {
printf("data[%d] = %#hx %.2fV\n", i, in_data[i], volts_1408FS_SE(in_data[i]));
}
break;
case 'i':
printf("Connect pin 1 - pin 21 and pin 2 - pin 3\n");
printf("Select channel [0-3]: ");
scanf("%d", &temp);
if ( temp < 0 || temp > 3 ) break;
channel = (__u8) temp;
printf("\t\t1. +/- 20.V\n");
printf("\t\t2. +/- 10.V\n");
printf("\t\t3. +/- 5.V\n");
printf("\t\t4. +/- 4.V\n");
printf("\t\t5. +/- 2.5V\n");
printf("\t\t6. +/- 2.0V\n");
printf("\t\t7. +/- 1.25V\n");
printf("\t\t8. +/- 1.0V\n");
printf("Select gain: [1-8]\n");
scanf("%d", &temp);
switch(temp) {
case 1: gain = BP_20_00V;
break;
case 2: gain = BP_10_00V;
break;
case 3: gain = BP_5_00V;
break;
case 4: gain = BP_4_00V;
break;
case 5: gain = BP_2_50V;
break;
case 6: gain = BP_2_00V;
break;
case 7: gain = BP_1_25V;
break;
case 8: gain = BP_1_00V;
break;
default:
break;
}
printf("Hit s <CR> to stop.\n ");
flag = fcntl(fileno(stdin), F_GETFL);
fcntl(0, F_SETFL, flag | O_NONBLOCK);
do {
usbDOut_USB1408FS(fd[0], DIO_PORTA, 0);
sleep(1);
svalue = usbAIn_USB1408FS(fd[0], channel, gain);
printf("Channel: %d: value = %#hx, %.2fV\n",
channel, svalue, volts_1408FS(gain, svalue));
usbDOut_USB1408FS(fd[0], DIO_PORTA, 0x1);
sleep(1);
svalue = usbAIn_USB1408FS(fd[0], channel, gain);
printf("Channel: %d: value = %#hx, %.2fV\n",
channel, svalue, volts_1408FS(gain, svalue));
} while (!isalpha(getchar()));
fcntl(fileno(stdin), F_SETFL, flag);
printf("Doing a timing test. Please wait ...\n");
time(&startTime);
for (count = 0; count < 500; count++) {
svalue = usbAIn_USB1408FS(fd[0], channel, gain);
}
time(&endTime);
printf("Sampling speed is %ld Hz.\n", 500/(endTime - startTime));
break;
case 's':
printf("Status = %#x\n", usbGetStatus_USB1408FS(fd[0]));
break;
case 'r':
usbReset_USB1408FS(fd[0]);
return 0;
break;
case 'e':
close(fd[0]);
close(fd[1]);
close(fd[2]);
close(fd[3]);
return 0;
break;
default:
break;
}
}
}