Trimble ThunderBolt E GPS Disciplined Clock User Guide 63
Trimble Standard Interface Protocol A
CCAUTION – The operation of ThunderBolt E can be affected adversely if incorrect data is
entered in the fields associated with packet 0xBB.
Note – When send ing pack et 0xBB, fi elds tha t are spec ified as "do not alter" or if you do not
want to alter a specific field, send a value of 0xFF for UINT8 types and a value of -1.0 for
floating point types. ThunderBolt E will ignore these values.
Command Packet 0xBC: Set Port Configuration
TSIP packet 0xBC is used to set and query the port characteristics. In query mode,
packet 0xBC is sent with a single data byte and returns report packet 0xBC.
Note – The input and output baud rates must be the same.
Command Packet 0 x BC Data Format (Query Mode)
The table below lists the individual fields within the packet 0xBC when used in the set
mode and when read in the query mode.
Command and Report Packet 0xBC Field Data Format
Byte Item Type Val ue Meaning
0 Port Number UINT8 0 Port 1 (standard)
1 Port 2 (not available)
0xFF Current port
Byte Item Type Val ue Meaning
0 Port to Change UINT8 0 Port 1 (standard)
1 Port 2 (factory only)
0xFF Current port
1 Input Baud Rate UINT8 6 4800 baud
7 9600 baud
8 19200 baud
9 38400 baud
10 57600 baud
11 115200 baud
2 Output Baud Rate UINT8 As above As above
3 # Data Bits UINT8 2 7 bits
38 bits
4Parity UINT80 None
1Odd
2Even
5 # Stop Bits UINT8 0 1 bit
12 bits