A simulation system comprising: a powered surgical instrument (10; 100; 1000) including: a first processor configured to control operation of the powered surgical instrument; a first memory configured to store a tissue compression program including programming code coefficients; and a motor configured to control a reload (500; 3000), comprising a tool assembly (504; 3040) and being releasably attached to the distal end of the powered surgical instrument, to apply a compressive force to the tissue by the reload; and characterized by a simulation reload operably coupled to the powered surgical instrument including: a second memory configured to store a simulation program to adjust the programming code coefficients; a second processor configured to execute the simulation program; and at least one sensor configured to measure a current draw on the motor of the powered surgical instrument, wherein, when the powered surgical instrument is placed in a reload simulation state to test the powered surgical instrument, the second processor is operable to execute the simulation program to measure the current draw on the motor during the simulation state when the powered surgical instrument simulates a staple firing through a predetermined nominal thickness and wherein the measured current draw on the motor during the simulation state is stored in the second memory; and a test platform including: a first interface configured to be operatively connected to the powered surgical instrument; and a second interface configured to be operatively connected to the simulation reload; wherein the test platform is configured to adjust the programming code coefficients to adjust the tissue compression program stored in the first memory based on the measured current draw on the motor during the simulation state stored in the second memory. a powered surgical instrument (10; 100; 1000) including: a first processor configured to control operation of the powered surgical instrument; a first memory configured to store a tissue compression program including programming code coefficients; and a motor configured to control a reload (500; 3000), comprising a tool assembly (504; 3040) and being releasably attached to the distal end of the powered surgical instrument, to apply a compressive force to the tissue by the reload; a first processor configured to control operation of the powered surgical instrument; a first memory configured to store a tissue compression program including programming code coefficients; and a motor configured to control a reload (500; 3000), comprising a tool assembly (504; 3040) and being releasably attached to the distal end of the powered surgical instrument, to apply a compressive force to the tissue by the reload; and characterized by a simulation reload operably coupled to the powered surgical instrument including: a second memory configured to store a simulation program to adjust the programming code coefficients; a second processor configured to execute the simulation program; and at least one sensor configured to measure a current draw on the motor of the powered surgical instrument, wherein, when the powered surgical instrument is placed in a reload simulation state to test the powered surgical instrument, the second processor is operable to execute the simulation program to measure the current draw on the motor during the simulation state when the powered surgical instrument simulates a staple firing through a predetermined nominal thickness and wherein the measured current draw on the motor during the simulation state is stored in the second memory; and a second memory configured to store a simulation program to adjust the programming code coefficients; a second processor configured to execute the simulation program; and at least one sensor configured to measure a current draw on the motor of the powered surgical instrument, wherein, when the powered surgical instrument is placed in a reload simulation state to test the powered surgical instrument, the second processor is operable to execute the simulation program to measure the current draw on the motor during the simulation state when the powered surgical instrument simulates a staple firing through a predetermined nominal thickness and wherein the measured current draw on the motor during the simulation state is stored in the second memory; and a test platform including: a first interface configured to be operatively connected to the powered surgical instrument; and a second interface configured to be operatively connected to the simulation reload; wherein the test platform is configured to adjust the programming code coefficients to adjust the tissue compression program stored in the first memory based on the measured current draw on the motor during the simulation state stored in the second memory. a first interface configured to be operatively connected to the powered surgical instrument; and a second interface configured to be operatively connected to the simulation reload; wherein the test platform is configured to adjust the programming code coefficients to adjust the tissue compression program stored in the first memory based on the measured current draw on the motor during the simulation state stored in the second memory.