# Application_Note_AN1004 **Repository Path**: MicrochipTech/Application_Note_AN1004 ## Basic Information - **Project Name**: Application_Note_AN1004 - **Description**: Application Note AN1004 - **Primary Language**: Unknown - **License**: Not specified - **Default Branch**: master - **Homepage**: None - **GVP Project**: No ## Statistics - **Stars**: 0 - **Forks**: 0 - **Created**: 2026-06-23 - **Last Updated**: 2026-07-11 ## Categories & Tags **Categories**: Uncategorized **Tags**: None ## README [![MCHP](https://cldup.com/U0qhLwBijF.png)](https://www.microchip.com) # [AN1004](http://www.microchip.com/wwwappnotes/appnotes.aspx?appnote=en024479) ### Using the C18 Compiler to Interface Microwire Serial EEPROMs to PIC18 Devices ----------------------------------- ##### Summary: This application note provides assistance and source code to ease the design process of interfacing a Microchip PIC18F1220 PICmicro® microcontroller to a Microchip Microwire Serial EEPROM, without the use of a hardware serial port. ##### Resources: [PDF](http://ww1.microchip.com/downloads/en/AppNotes/01004a.pdff) [Source Files](http://ww1.microchip.com/downloads/en/AppNotes/AN1004.zip)