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BTP-R580 USER MANUAL
- 30 -
26
Signal Ground (Data 7)
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
Table 6.1-1
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.
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
Table 6.2-1
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
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