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06/18/20 Subject to Change without Notice P a g e | 31

4.2.2.8 Query Hardware Version (0x09)

The Query Hardware Version command requests the ST100 BOARD to return the current hardware version information.

0x09

Leader

Len

Cmd

CRC1

CRC2

Command: AA 05 09 18 59

Response:

Leader

Len

Cmd

Device Code

Silicon Rev

CPU Rev

Radio Rev

CRC1

CRC2

Where:

• Device Code : Always 1 for ST100 BOARD

• Silicon Revision: Simplex Silicon revision

• CPU Revision: Simplex CPU revision

• Radio Revision: Simplex Radio revision

Example Response: AA 0A 09 00 01 8F 62 62 F7 58

Where the revision information returned is:

• Device Code: 01

• Silicon Revision: 8F

• CPU Revision: 62

• Radio Revision: 62

4.2.2.9 Set GPS Timeout command

This command sets the GPS timeout - the maximum time the unit will attempt to obtain a GPS fix before giving up.