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SP3 for synchronous communication channel, it is the SDLC port on controller’s back panel and
also available on the “C12S SP3/SP5”.
SP4 for a terminal and general purpose port on controller’s front panel.
SP5 for a general purpose port (C12S SP3/SP5) on controller’s back panel.
SP6 for handling the LCD’s and keyboard information.
Two Ethernet interfaces (ETH1 and ETH2) with five jack connectors. These interfaces go to the
Ethernet switches on the host board.
Two USB interfaces that goes to the USB switch on host board.
One SPI bus that handles the communication to the Field I/O board installed on the back panel.
Two 50 positions plug connectors to be attached to a host board.
2.5.1.3 Wi-Fi Board Sub-Assembly (M58572A).
This sub-assembly is mounted onto the host board by using two brackets and its connectors are
accessible through the front panel. This sub-assembly is installed only if the controller’s model requires it.
The board hardware features are:
A Wi-Fi 802.11 Module.
SD card receptacle.
Data key receptacle.
One USB interface that goes to the USB switch on host board.
A switch to activate/deactivate the Wi-Fi function with a status led.
A harness (WIFI) to connect the board to the host board (M58570A).
2.5.1.4 SD Card/USB/DK Board Sub-Assembly (M73097A).
This sub-assembly is mounted onto the host board by using two brackets and its connectors are
accessible through the front panel. This sub-assembly is installed only if the controller’s model requires it;
the only difference with the M58572A sub-assembly is that this sub-assembly (M73097A) does not
contain the Wi-Fi feature.
The board hardware features are:
SD card receptacle.
Data key receptacle.
One USB interface that goes to the USB switch on host board.
A harness (WIFI) to connect the board to the host board (M58570A).
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