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| CHAPTER 2: Introduction |
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Pin Number | Signal Name | Mode |
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3 | Transmit Data (TD) | Output |
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7 | Request To Send (RTS) | Output |
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4 | Data Term Ready (DTR) | Output |
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5 | Ground (GND) |
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2 | Receive Data (RD) | Input |
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1 | Data Carrier Detect (DCD) | Input |
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6 | Data Set Ready (DSR) | Input |
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8 | Clear To Send (CTS) | Input |
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9 | Ring Indicator (RI) | Input |
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