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IS-C3050 WIRELESS TERMINAL User Guide
31
Rev 1.1
5
ISON Protocol
Protocol Description
The ISON Protocol defines the method of data exchange between host controller and a target ISON 3G
wireless terminal. It specifies how a host controller can address, configure, and command a target
ISON 3G wireless terminal in order to communicate with M2M devices.
The ISON Protocol supports Binary format exchange. The host controller initiates every REQUEST /
RESPONSE sequence.
Figure 7: Binary Protocol Exchange
Host Interface RS-232
RS-232 Host Interface is used to communicate with PC or other terminal devices.
A 3-wire interface (RX, TX and Ground) is implemented.
RS-232 Data Rates (Baud Rates)
115200 bits/sec, N, 8, 1
PS : No Parity Bit, 8 Data Bits, 1 Stop Bit.
HOST
REQUEST
wireless
terminal
EXECUTE COMMAND
RESPONSE