User's Manual

Tally Dascom DT-210/230 User Guide V1.3
59
7.3.3 Serial interface
Serial interface pin assignment
Serial interface compatible with RS-232 standard, with 25 pin (D hole type) socket.
PIN No. Description
PIN 1 Frame Ground
PIN 2 TXD
PIN 3 RXD
PIN 4 RTS
PIN 5 Unconnected
PIN 6 DSR
PIN 7 Signal Ground
PIN 8~19 Unconnected
PIN 20 DTR
PIN 21~25 Unconnected
User can view the setting of interface via printing configuration sample.
The default setting of serial interface is
as follow, 38400 bps (baud rates), 8 bit (data
bit), 1 bit (stop bit), no parity, support RTS/CTS handshaking protocol.
Serial interface connector diagram
7.3.4 Parallel interface
Parallel interface pin assignment
Parallel interface with 36 pin CENTRONICS socket.
Pin No. Signal From Description
1 H
Strobe Signal; Data latch pulse, latch the data to
the printer at the rising edge of the negative
pulse.
2 H Data 0 (The lowest bit)