User`s manual

BTP-L580 Users Manual
29
27 Signal Ground (Data 8)
28 Signal Ground (PError, Select, and nAck)
29 Signal Ground (Busy and nFault)
30 Signal Ground (nAutoFd, nSelctIn, and nInit)
31 H nInit
32 P nFault
33
Not defined
34 Not defined
35 Not defined
36 H nSelectIn
6.2 Serial interface
The serial interface of the printer is compatible with RS-232 and is
equipped with a 25-pin female D type connector for connection with
the printer.
PIN No. Signal definition
PIN1 Frame Ground
PIN2 TXD
PIN 3 RXD
PIN 4 DTR
PIN 5 Not connected
PIN6 DSR
PIN 7 Signal Ground
PIN 8~19 Not connected
PIN 20 DTR
PIN 21~25 Not connected
The user may check the current setting status of the interface by
printing a configuration table. The default setting is as follows:
Baud rate: 19200bps, 8 data bit, none Parity, 1 stop bit; Handshake:
DTR/DSR