User's Manual

HC864-AUTO Hardware User Guide
1vv0300946 Rev.4 – 2012-12-27
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Reserved. Page 70 of 77
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’s software and debug HC864-AUTO when HC864-AUTO is
already mounted on a host system.
Users who use both of UART and USB interfaces to communicate HC864-AUTO
- Must implement a download method in a host system for upgrading HC864-AUTO when
it’s mounted.
Users who use USB interface only to communicate HC864-AUTO
- Must arrange UART port in a host system for debugging or upgrading HC864-AUTO
when it’s mounted.
Users who use UART interface only to communicate HC864-AUTO
- Must arrange USB port in a host system for debugging or upgrading HC864-AUTO when
it’s mounted.