1.1.2. Sensor Chain Adapter (PEA)

ESDK PEA board

1.1.2.1. Introduction

The PEA board is cabled to the Main Board (Main) and provides the start of the sensor chain. It also features:

  • LEDs for the 3.3V and 5V rails

  • A Grove system GPIO connector

1.1.2.2. Schematic diagram

ESDK PEA schematic diagram

1.1.2.3. Theory of operation

The ESDK-EEA acts as a simple pass-through board that connects the I2C bus coming from the ESDK-MAIN board to a Samtec SSW-106-02-G-D-RA 12-pin right-angle connector to interface with the sensor modules.

1.1.2.4. Board layout

ESDK PEA board layout