22.2 Architectural Overview

BiSS is a four channel serial interface. Figure 22-1 provides a schematic of the BiSS connection between a dsPIC33A device and two BiSS sensors.

Figure 22-1. BiSS High-Level Block Diagram

Note: Refer to Terminology for signal abbreviations in BiSS module figures.

The devices in the BiSS system can operate in the following relationships:

Figure 22-2. Point-to-Point – Single Client

Figure 22-3. Point to Point – Multiple Clients

Figure 22-4. Bus Configuration – Multiple Clients