User manual

MCP4728 Evaluation Board User’s Guide
DS51837A-page 10 © 2009 Microchip Technology Inc.
5. Select 100 kHz or 400 kHz. Either one will be fine. Click the Next button.
FIGURE 1-5: Step 2 - I
2
C Communication Speed Selection.
6. Select No on Enable Pull-ups and click the Next button.
FIGURE 1-6: Step 3 - Device Pull-Ups Window.
Note: The MCP4728 device supports the I
2
C bus data rate up to 3.4 MHz, but the
current version of the PICkit Serial Analyzer supports the I
2
C bus data rate
up to 400 kHz only.
Note: The MCP4728 Evaluation Board has its own pull-up resistors.