Connectors: Power And Device Interface; Difference In Pin Assignments/Availability; Power And Device Interface Connector - Digi Connect ME Hardware Reference Manual

About the Digi Connect ME family of embedded modules
Model
Digi Connect Wi-
ME
DC-WME-01T-JT
Digi Connect Wi-
ME
DC-WME-01T-S
DC-WME-01T-C
Notes:
S: No JTAG for use with Digi Plug-and-Play Firmware
n
C: No JTAG for use with custom NET+OS applications
n
JT: With JTAG for use with custom firmware development
n
MF: No JTAG for use with Microsoft.NET Micro Framework
n

Connectors: power and device interface

The module has a 20-pin male connector that supports a serial interface with data rates up to 230,400
(Digi Connect ME and Digi Connect Wi-ME)/ 921,600 bps (Digi Connect ME 9210) and full-modem
control, and GPIO ports. See the following figure for pin orientation and the table for pin assignments.

Difference in pin assignments/availability

Pin assignments/availability for pins 1 and 2 depend on which module you are using. Pins 1 through 6
are available for Digi Connect ME; these pins are removed for Digi Connect Wi-ME. The pin assignment
table shows the appropriate values.

Power and device interface connector

Viewed from bottom of the module:
Digi Connect ME, Wi-ME, ME 9210, Wi-ME 9210 Hardware Reference Manual
Digi Connect Wi-ME Modules
Description
Used for development purposes only
n
JTAG interface
n
No JTAG interface
n
Ordered independently for use in your
n
implementation.

Connectors: power and device interface

Figure
11