Table B±6. RS422 Pin±out Comparison
Pin | L1016 RS232 | L1016 RS422 | L1024 RS232/RS422 | |
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1 | Ground | Ground | Ground | |
| TX (Output) |
| TX+ (Output +) | TX (Output) |
2 |
| |||
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|
3 | RX (Input) |
| RX+ (Input+) | RX (Input) |
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|
4 | RTS (Output) |
| RTS+ (Output +) | RTS (Output) |
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|
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|
5 | CTS (Input) |
| CTS+ | CTS (Input) |
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|
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|
6 | DSR (Input) |
| DSR+ | DSR (Input) |
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|
7 | Ground |
| Ground | Ground |
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|
8 |
|
|
| DCD (Input) |
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9 |
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10 |
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11 |
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12 |
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|
| CTS± (Input±) |
|
13 |
|
|
| |
|
|
| TX± (Output±) |
|
14 |
|
|
| |
|
|
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|
|
15 |
|
|
| RX± (Input±) |
|
|
| RX± (Input±) |
|
16 |
|
|
| |
|
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|
17 |
|
|
| RX+ (Input+) |
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|
18 |
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|
19 |
|
| RTS± (Output±) | TX± (Output±) |
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20 | DTR (Output) |
| DTR+ (Output+) | DTR (Output) |
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21 |
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| DSR± (Input±) |
|
22 |
|
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| |
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|
| DTR± (Output±) |
|
23 |
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| |
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24 |
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|
25 |
|
|
| TX+ (output+) |
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|
B±14 | Host I/O Interfaces |