Connectors And Signals - Star Micronics DP8340R Series User Manual

8-5. Connectors and Signals

Signal
Pin No.
Name
1 GND
2 tXD
3 RXD
4 RtS
5 CtS
6 DSR
7 GND
8 N/C
9 ttY tXDR
10 ttY tXD
RCH
11
12 N/C
13 GND
14 FaUlt
15 ~ 16 N/C
17 ttY tXDR
18 ttY RXDR
19 ttY RXD
20 DtR
21 ~ 22 N/C
23 ttY RXDR
24 ttY tXD
25 ttY RXD
Direction
— Frame Ground
OUt This pin carries data from the printer.
(Return channel)
IN This pin carries data to the printer.
OUt This is SPaCe when the printer power is ON.
IN This pin is SPaCe when the computer is ready to send
data. The printer does not check this pin.
IN This pin is SPaCe when the computer is ready to send
data. The printer does not check this pin.
— Signal ground.
Unused.
This pin is the return path for data transmitted from
—
the printer on the 20ma current loop.
This pin carries data from the printer on the 20ma
OUt
current loop.
This pin is SPaCe when the printer is ready to receive
OUt
data. This line carries the same signal as pin 20.
Unused.
— Signal ground.
This is MaRk when the printer is abnormal. (Refer to
OUt
error Condition alarm Mode *1.) Or there is a paper
error.
Unused.
This pin is the return path for data transmitted from
—
the printer on the 20ma current loop.
This pin is the return path for data transmitted to the
—
printer on the 20ma current loop.
This pin carries data to the printer on the 20ma cur-
IN
rent loop.
This printer turns this pin SPaCe when it is ready to
OUt
receive data.
Unused.
This pin is the return path for data transmitted to the
—
printer on the 20ma current loop.
This pin carries data from the printer on the 20ma
OUt
current loop.
This pin carries data to the printer on the 20ma cur-
IN
rent loop.
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Function