modbus_close

Name

modbus_close - close a Modbus connection

Synopsis

void modbus_close(modbus_t *ctx);

Description

The modbus_close() function shall close the connection established with the backend set in the context.

Return value

There is no return value.

Example

modbus_t *ctx;

ctx = modbus_new_tcp("127.0.0.1", 502);
if (modbus_connect(ctx) == -1) {
    fprintf(stderr, "Connection failed: %s\n", modbus_strerror(errno));
    modbus_free(ctx);
    return -1;
}

modbus_close(ctx);
modbus_free(ctx);

See also

• modbus_connect