libicsneo/examples/c/legacy/deviceSettings/main.c

96 lines
2.8 KiB
C

/*
NOTE: This example is written for a RED 2 device. To use another device type,
change the union lookup type in the pSettings structure to match your device!
e.g. pSettings.Settings.red2 -> pSettings.Settings.fire3
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <stdbool.h>
#if defined _WIN32
#include "icsneo/platform/windows.h"
#define SLEEP(msecs) Sleep(msecs)
#elif defined (__unix__) || (defined (__APPLE__) && defined (__MACH__))
#include <time.h>
#define SLEEP(msecs) do { \
struct timespec ts; \
ts.tv_sec = msecs/1000; \
ts.tv_nsec = msecs%1000*1000; \
nanosleep(&ts, NULL); \
} while (0)
#else
#error "Platform unknown"
#endif
// Get the PRIu64 macro for timestamps
#define __STDC_FORMAT_MACROS
#include <inttypes.h>
// Include icsneo/icsneolegacy.h to access library functions
#include "icsneo/icsneolegacy.h"
int main() {
int ver = icsneoGetDLLVersion();
printf("ICS icsneolegacy.dll version %u\n\n", ver);
// Find and attempt to open device
//legacy open device
int numDevices = 255;
NeoDeviceEx devices[255] = {0};
void* hObject = NULL; // holds a handle to the neoVI object
int iRetVal = 0;
int iResult = 0;
SDeviceSettings pSettings = {0};
iRetVal = icsneoFindDevices(devices, &numDevices, NULL, 0, NULL, 0);
if(iRetVal && numDevices > 0) {
// Attempt to open the selected device, enable message polling, and go online
iRetVal = icsneoOpenDevice(&devices[0], &hObject, NULL, 1, 0, NULL, 0);
if(iRetVal) {
puts("Device found and opened!\n");
} else {
puts("Device found but failed to open!\n");
}
} else {
puts("No new devices found!\n");
}
// Get device settings
{
iRetVal = icsneoValidateHObject(hObject);
iRetVal = icsneoGetDeviceSettings(hObject, &pSettings, sizeof(SRed2Settings), 0);
if(iRetVal) {
puts("Settings read successfully\n");
printf("Baudrate: %u\n", pSettings.Settings.red2.lin1.Baudrate);
printf("Master resistor: %s \n", (pSettings.Settings.red2.lin1.MasterResistor == 0 ? "true" : "false"));
} else {
puts("Settings not read!\n");
}
}
SLEEP(1000);
// set device settings
{
pSettings.Settings.red2.lin1.Baudrate = 19200;
pSettings.Settings.red2.lin1.MasterResistor = 1;
iRetVal = icsneoSetDeviceSettings(hObject, &pSettings, sizeof(pSettings), 1, 0);
if(iRetVal) {
puts("Settings set successfully\n");
iRetVal = icsneoGetDeviceSettings(hObject, &pSettings, sizeof(SRed2Settings), 0);
printf("Baudrate: %u\n", pSettings.Settings.red2.lin1.Baudrate);
printf("Master resistor: %s\n", (pSettings.Settings.red2.lin1.MasterResistor == 0 ? "true" : "false"));
} else {
puts("Settings not set!\n");
}
}
int iNumberOfErrors = 0;
// Attempt to close the device
{
// Close Communication
iResult = icsneoClosePort(hObject, &iNumberOfErrors);
}
puts("Exiting program\n");
return iResult;
}