User's Manual

LE920 Hardware User Guide
1vv0301026 Rev.8 2015-01-03
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15.5. Download and Debug Port
One of the following options should be chosen in the design of host system in order to download
or upgrade the Telit software and debug LE920 when LE920 is already mounted on a host
system.
Users who use both UART and USB interfaces to communicate with LE920
- Must implement a USB download method in a host system for upgrading LE920 when it is
mounted.
Users who use USB interface only to communicate with LE920
- Must arrange for a USB port in a host system for debugging or upgrading LE920 when it is
mounted.
Users who use UART interface only to communicate with LE920
- Must arrange for a USB port in a host system for debugging or upgrading LE920 when
it is mounted.