modbus_set_response_timeout(3) set timeout for response

SYNOPSIS

void modbus_set_response_timeout(modbus_t *ctx, struct timeval *timeout);

DESCRIPTION

The modbus_set_response_timeout() function shall set the timeout interval used to wait for a response. If the waiting before receiving the response is longer than the given timeout, an error will be raised.

RETURN VALUE

There is no return values.

EXAMPLE

struct timeval old_response_timeout;
struct timeval response_timeout;
/* Save original timeout */
modbus_get_response_timeout(ctx, &old_response_timeout);
/* Define a new and too short timeout! */
response_timeout.tv_sec = 0;
response_timeout.tv_usec = 0;
modbus_set_response_timeout(ctx, &response_timeout);

AUTHORS

The libmodbus documentation was written by Stéphane Raimbault <m[blue][email protected]m[][1]>