Star Micronics SM-S301-DB38 Handbuch PDF herunterladen (Seite 16)

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3. Interface

3.1. RS-232C

This printer has a RS-232C interface and is connected by means

of a 4 pin mini USB socket. In the following table, the signals present on the Mini-

USB socket are listed:

Pin No. Name Direction Function

1 TxD Output Transmit Data

2 RxD Input Receive Data

3 CTS - -

4 GND - Ground

* Applicable connector: SUNG KYUNG (CM-720)

Caution :

When it removes the communication cable during receiving data, it loses a data.

Don’t connect USB mini B cable here.

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Star Micronics SM-S301-DB38 Handbuch Seite 16