Configuring a Device via the SMBus

Configuring a Device via the SMBus
Configuring a Device via the SMBus

Application Note May 01, 2009 AN2030.0




Introduction
This document provides a methodology for loading the configuration file into a Zilker Labs Digital-DC device via
the SMBus for commercial device programmers capable of supporting the I2C bus protocol.

Configuring the Zilker Labs Controller via the SMBus
The configuration parameters can be stored in a Zilker Labs Digital-DC device using PMBus protocol via the SDA and
SCL pins. SDA and SCL are a standard I2C interface.
Table 1. SMBus Signals
Pin Symbol I/O