1-5. Communication Interface
Parallel Interface
Interface cable : Parallel cable compatible with IBM PC
Pin out | : See below |
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PIN NO. | FUNCTION | TRANSMITTER |
1 | /Strobe | host / printer |
Data | host | |
10 | /Acknowledge | printer |
11 | Busy | printer |
12 | /Paper empty | printer |
13 | /Select | printer |
14 | host / printer | |
15 | N/C |
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16 | Signal Gnd |
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17 | Chassis Gnd |
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18 | +5V,max 500mA | host |
Signal Gnd | ||
31 | /Initialize | host / printer |
32 | /Error | printer |
33 | Signal Ground |
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N/C | host / printer | |
36 | ||
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Serial Interface |
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Serial Default | : 9600 baud rate, no parity, 8 data bits, 1 stop bit, XON/XOFF protocol and RTS/CTS | |
Setting | ||
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RS232 HOUSING
DB9 SOCKET |
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| DB9 PLUG |
1 |
| 1 | +5V,max 500mA | |
| 2 |
| 2 |
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RXD | TXD | |||
| 3 |
| 3 |
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TXD | RXD | |||
| 4 |
| 4 |
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DTR | DSR | |||
| 5 |
| 5 |
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GND | GND | |||
| 6 |
| 6 |
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DSR | DTR | |||
| 7 |
| 7 |
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RTS | N/C | |||
| 8 |
| 8 |
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CTS | RTS | |||
| 9 | 9 |
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RI | N/C | |||
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PC |
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| PRINTER |
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NOTE: The total voltage output from parallel port and serial port altogether can not exceed 500mA.
USB Interface
Connector Type : Type B
PIN NO. | 1 | 2 | 3 | 4 |
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FUNCTION | USBVCC | D- | D+ | GND |
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