1. A method for configuring, via a computer having a display device and an input device, a function block associated with a process plant, the method comprising: displaying on the display device a matrix associated with a function block output of a function block, the matrix to configure the function block output, wherein the matrix comprises a plurality of cells, wherein each cell of the plurality of cells corresponds to a variable of a plurality of variables; and receiving configuration data entered into at least some of the plurality of cells via the input device, wherein the configuration data includes data indicative of one of a plurality of logic functions to which the variable corresponding to a cell is an input.