Acroprint HandPunch 1000 - Manual (Page 19)

HandPunch 1000 Manual
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Table 2: RS-232 Serial Connection
J8 Pin Signal Connection
1 GND Ground
2 RXD Receive Data Input (from external device)
3 TXD Transmit Data Output (to external device)
4 RTS Ready to Send Output (to external device)
1 2 3 4
RS-232 Pins
Figure 4-2: J4 - RS-232 Jack Pinout