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What is the pin-out of the serial ports?

pin-out ports serial
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What is the pin-out of the serial ports?

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The pin-out of the RS232 serial ports is as follows: PinSignal 1CTS (input) 2+12V (output – port 1 only) 3RXD (input) 4Not used 5RTS (output) 6TXD (output) 7GND Top

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