User’s Manual
2.3.7.3 Serial Port 2 Connector in
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| DATA- |
| 1 |
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| 2 |
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| NC |
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| DATA+ | 3 |
| 4 |
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| NC | ||
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| NC |
| 5 |
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| 6 |
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| NC |
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| NC | 7 |
| 8 |
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| NC | ||
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| NC |
| 9 |
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| 10 |
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| NC |
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2.2.7.3.1 Signal Description – Serial Port 2 Connector in
Signal | Signal Description |
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DATA +/-
This differential signal pair sends and receives serial data to the communication link. The mode of this differential signal pair is controlled through the RTS register of Serial Port 2. Set the RTS register of the Serial Port 2 to LOW for transmitting, HIGH for receiving.