Trimble ThunderBolt E GPS Disciplined Clock User Guide 41
Trimble Standard Interface Protocol A
Packet descriptions

Packet descriptions used in run mode

Report packet 0X13 unparsable packet
This packet is sent in response to a received packet that was unparsable. A packet is
unparsable if the packet ID is not recognized or if the length or content of the packet is
not correct for the packet ID.
Command packet 0x1C:01 - Firmware version
The command packet 0x1C: 01 may be issued to obtain the firmware version. The
packet format is defined in the following table:
Report packet 0x1C:81 - Report firmware version
Byte Type Item
0 UINT8 Packet ID of unparsable packet
1-N UINT8 Packet data bytes of unparsable packet
Byte Item Type Valu e Definition
0 Packet ID U8 0x1C Packet ID 0x1C
1 Sub-code U8 0x01 Sub-code 0x01 for software component
version information request.
Byte Item Type Val ue Definition
0 Packet ID U8 0x1C Packet ID 0x1C
1 Sub-code U8 0x81 Sub-code 0x81 for software
component version information
report.
2 Reserved U8 Any Reserved
3 Major version U8 Any Firmware major version
4 Minor version U8 Any Firmware minor version
5 Build number U8 Any Firmware build number
6 Month U8 1-12 Firmware build month
7 Day U8 1-31 Firmware build day
8...9 Year U16 Any Firmware build year
10 Length of first
module name
U8 Any The length of the product name
(L1)
11 ... (10+L1) Product name U8 String Product name string in ASCII