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Chapter 2 • | • Installation |
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Switch settings table of SW1 and SW2 is as follows:
SW1 |
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| Off | |
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| On | |
SW2 | Pin1 Pin2 Pin3 Pin4 | |||
*TxD always enabled | On | Off | X | X |
TxD always disabled | Off | Off | X | X |
TxD enabled by RTS | Off | On | X | X |
*RxD always enabled | X | X | On | Off |
RxD enabled by /RTS | X | X | Off | On |
Note: ‘ * ‘ means default settings , ‘ X ‘ means don’t care
2.3 LED Indicators
There are LED indicators for TxD, RxD, RTS, and PWR on top of A50/A51. The indicator is not lighted on when not connected with signal or power. On the contrary, it will be lighted on and be in one of the red, green or orange colors.
TxD indicator stands for data transmitting from
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