Star Micronics NP-225 User Manual
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3. Data signal input connecter (Parallel)
Printer side connecter: 57-40360 (DDK) equivalent
Mating connecter: 57F-40360-20N (DDK) equivalent
Pin# Signal In/Output
Function
Remarks
1
/STB
Input
Data read assign signal
2
PD0
Input
Parallel print data 0
3
PD1
Input
Parallel print data 1
4
PD2
Input
Parallel print data 2
5
PD3
Input
Parallel print data 3
6
PD4
Input
Parallel print data 4
7
PD5
Input
Parallel print data 5
8
PD6
Input
Parallel print data 6
9
PD7
Input
Parallel print data 7
10
/ACK
Output
Data processing end signal
11
BUSY
Output
Receive data not ready signal
12
PE
Output
No paper signal
13
SLCT
Output
Connection select signal
14
Not fixed
*
For extension
19 GND - Common
ground
31 /INIT Input
Initialize
signal
32
/ERROR
Output
Control stop signal
36
Not fixed
*
For extension
15-18
20-30
35
Not fixed
* 14 and 36 are kept as “HIGH”. Do not connect them.
4. Data signal input connecter (Serial)
Printer side connecter: JEC-9S (JST) equivalent
Mating connecter: JEC-9P (JST) equivalent
Pin# Signal
In/Output
Function
Remarks
2
RXD
Output
Serial receive data
3
TXD
Input
Serial transmit data
4
DTR
Output
Data transmit permit signal
Connect to No.7
5
GND
-
GND for signal
6
CTS
Input
Transmit permit signal
Connect to No.8
7
DTR
Output
Data transmit permit signal
Connect to No.4
8
CTS
Input
Transmit permit signal
Connect to No.6
1, 9
N.C
-