Sweep Tag - JRC NTG-420 Operation Manual

Err Sim 1 Button: Outputs the CRC32C of header with taking small interval.
Err Sim 2 Button: Outputs any of the data before header.
Err Sim 3 Button: Lack the message of 1 sweep length.
*These functions are for communication confirmation and debugging.
(1) Message1
Specify the header information of simulated sweep message.
Type
Header 12 bytes
Range bin size
Sweep Data
+ 3 bytes
(2) Message2 & Counters
Message ID : Specify the message ID of simulated sweep data (0 x 44).
Message Size : Specify the message size od simulated sweep data.
*Message size = Range bin size+3.
Send Counter : Select the both sending data counter and sweep counter.
Receive Counter: Select the both receiving data counter and sweep counter.
Difference :Select the different. (Send Counter) – (Receive Counter)
Number of bytes: Display the data counter.
Number of sweeps: Display the sweep counter.
Clear Button: Clear the above counter.

2.4.4.5 Sweep Tag

Tag Format (Size):
Size
Message ID (0x48)
Message size(12)
Sequence Number(0 – 255)
Range bin size
Antenna encoder bit number(0x00:11,0x01:12)
Antenna Angle information
CRC32c
Message ID (0 x 44)
Message size(Range bin size + 3)
Data (Echo strength data)
44
Description
7ZPRR002