modbus_close man page

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(3)

Authors

The libmodbus documentation was written by Stéphane Raimbault <stephane.raimbault@gmail.com[1]>

Notes

1.

stephane.raimbault@gmail.com

mailto:stephane.raimbault@gmail.com

Referenced By

libmodbus(7), modbus_connect(3).

04/02/2014 libmodbus 3.0.6 Libmodbus Manual