Operation Mode: M0, M1, M2 And M3 - ICP DAS USA PDS-220F Series User Manual

Programmable Serial-to-Fiber Device Server

4.3.1 Operation Mode: M0, M1, M2 and M3

M0: Transparent Mode (Multi-echo, shared)
M0 is used for Virtual COM and TCP/IP connections. In this mode, data is transmitted to each client
that is connected to the PDS-220Fx.
Condition 1: One client sends a request to the PDS-220Fx to access a device. The PDS-220Fx
transmits the data from device to each connected client.
Condition 2: No clients send any requests to the PDS-220Fx. The PDS-220Fx transmits data from the
device to each connected client.
PDS-220Fx Series User Manual Version 1.3, Oct. 2018 - 43 -