Vicor PI33XX-2X I2C Digital Interface Guide - Manual (Page 9)

vicorpower.com Rev 1.0 Cool-Power
®
800 735.6200 11/2012 Page 9 of 22
PI33XX-2X I
2
C Digital Interface Guide
Figure 6 - Bus Capture Read Fault Register with Generic I 2 c Interface
The sequence for sending the data in Figure 6 applies to a generic I
2
C interface, not the Picor Buck GUI Software.
There are many devices available on the market (including microcontrollers) that may be configured for this
function. In the end, the final result is the same. The sequence was:
START WRITE 98h 2 Bytes 1Ah,00h followed by STOP
START READ 99h 1 Byte followed by STOP
The returned value in the Data field is the actual fault register value sent by the PI33XX-2X.
Figure 7 - I 2 C Bus Capture Clear Fault Register Using Picor Buck GUI and LinkM