turck 100000897, Инструкция по эксплуатации

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Commissioning
Programming digital channels (DXP)
68
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WRITE:
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{
// file doesn't exist
// export gpio...
if((fh = fopen("/sys/class/gpio/export", "w")) !=
{
fputs("88",fh);
fclose(fh);
}
else
{
printf("failed on export to write...\n");
printf("result: %i \n", (int)fh);
return -1;
}
}
// set direction to read...
if((fh = fopen("/sys/class/gpio/gpio88/direction", "w")) !=
{
fputs("out",fh);
fclose(fh);
}
else
{
printf("failed on setting direction to write...\n");
return -1;
}
// write GPIO...
if((fh = fopen("/sys/class/gpio/gpio88/value", "w")) !=
{
fputs((const char*)"1",fh);