The TWIN Wiring Diagrams has pictures of the boards with text and graphical overlays explaining the relevant components, in addition to a illustrated wiring guide of each TWIN board.

Download: TWIN Wiring Diagrams

The Byte Bus Info has a reference chart explaining the switch settings for altering the parameters of the Byte Bus board, as well as having a chart showing an example TWIN network.

Download: Byte Bus Info

The TWIN Connections Charts show a quick reference guide for the address setting and the channel associated with it. It also shows an example circuit with the TWIN wired for proper use.

Download: TWIN Connection Charts

The Programming Connection Guide explains how to connect to a TWIN/Byte Bus board in order to program it using a ICD 3 by Microchip.

Download: Programming Connection Guide