Datasheet

MCP2221 Breakout Module User’s Guide
DS50002282A-page 20  2014 Microchip Technology Inc.
FIGURE 3-4: COMMAND SELECTION
Command lines can be rearranged by left clicking on a line, then dragging and dropping
it into the desired location.
3.3.2 Settings Panel
Figure 3-5 shows a detailed view of the Settings panel.
FIGURE 3-5: SETTINGS PANEL
3.3.2.1 SELECT DEVICE
This drop-down menu contains a list of the connected MCP2221 devices. The selected
device will be used when the Send/Send All buttons are pressed, as well as for the
Bus Scan option. The device list is automatically refreshed.
3.3.2.2 SPEED OPTION
This option is used to set the communication speed to values ranging from 100 kbps to
400 kbps. Custom speeds can be used by typing in the desired value.
3.3.2.3 DATA FORMAT OPTIONS
These options allow selecting between using hexadecimal or decimal formatting for the
input fields. This selection applies to the “Address”, “Register Index” and “Data” fields
in the Commands panel and to the “Start Address” and “End Address” fields under the
Bus Scan option. When switching between the two radixes, the values from the
affected fields will be automatically converted.
Select all lines
Select one line
Settings
Advanced Settings