User manual

MCP401X/2X Evaluation Board User’s Guide
DS51546B-page 12 © 2005 Microchip Technology Inc.
2.3.2 MCP402X Digital Potentiometer Evaluation Board Firmware
Operation
The 00066_MCP402XEV.HEX firmware programmed into the PIC10F20X provides a
very simple interface to operate the MCP402X digital potentiometer. There are ten
basic commands supported for the user to exercise the MCP402X digital
potentiometer.
Table 2-1 shows the firmware commands of the Digital Potentiometer Evaluation
Board.