![Telit Wireless Solutions GS2101M Series Command Reference Manual Download Page 51](http://html1.mh-extra.com/html/telit-wireless-solutions/gs2101m-series/gs2101m-series_command-reference-manual_1083662051.webp)
GS2101M IP2WiFi Adapter Command Reference Guide
1VV0301499
Rev. 2.0
51
2019-08-05
The format of HI Parameters field is determined by the service class. The service class of
each frame is signaled by the value of the first field. Available service class identifiers (see
3.2.2.4 Annexure - HI Frame Response (From GS Node)
shows the HI Frame Response from GS node.
Figure 10 HI Frame Response (from GS Node)
shows the HI Frame Response from GS node
Table 20 HI Parameters Service Class Identifiers
Identifiers
Description
Start of frame
0xA5
Class
0x01 - WRITE_REQUEST from MCU side
0x02 - READ_REQUEST from MCU side
0x03 - DATA from MCU side
Reserved
0x00
Additional Info
0x00,0x00
Length
Maximum 2032
CheckSum
A single checksum byte is used, computed as the 1’s
complement of the 8-bit long (modulo-256) sum of all the
bytes of the HI HEADER (not including the Start
delimiter).