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AN746

Title:
Interfacing Microchip's MCP41XXX/42XXX Digital Potentiometers to a PICmicro Microcontroller
Name:
AN746
Date:
04/02/2001
Author:
Craig L. King, Ezana Haile
Description:
The MCP41XXX and MCP42XXX family of digital potentiometers communicate using a standard 3-wire SPI? compatible interface. This application note will discuss communications between these devices and a PIC16F876 microcontroller. The code supplied with this application note will include both absolute and relocatable assembly code, written for both hardware SPI and firmware SPI implementations.
Keywords:
Potentiometer, Digital potentiometer, MCP4XXXX, Interfacing PICmicro controller, SPI, PIC16F876
 
Application Notes & Source Code
 Last Updated
Size
 
  AN746
  03/14/2004
  193KB
  AN746 Source Code
  02/28/2005
  8KB
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