debian man page for modbus_connect

MODBUS_CONNECT(3)						 Libmodbus Manual						 MODBUS_CONNECT(3)

NAME
       modbus_connect - establish a Modbus connection

SYNOPSIS
       int modbus_connect(modbus_t *ctx);

DESCRIPTION
       The modbus_connect() function shall etablish a connection to a Modbus server, a network or a bus using the context information of libmodbus
       context given in argument.

RETURN VALUE
       The modbus_connect() function shall return 0 if successful. Otherwise it shall return -1 and set errno to one of the values defined by the
       system calls of the underlying platform.

EXAMPLE
	   modbus_t *ctx;

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

SEE ALSO
       modbus_close(3)

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

NOTES
	1. stephane.raimbault@gmail.com
	   mailto:stephane.raimbault@gmail.com

libmodbus 3.0.3 						    05/26/2012							 MODBUS_CONNECT(3)