MITSUBISHI ELECTRIC P91DW - Manual (Page 23)

20
13
• Connector JD36SL or equivalent (36 pin)
• Input level
TTL
• Parallel input connector port
Signal allocation (Signal : Compatible)
PARALLEL DATA INTERFACE
Pin No. Return
pin No.
Signal From/To Function
1 19 STROBE PC/DP Strobe pulse for data reading. Incoming pulse width shoud be
0.5
µ
s minimum. At regular conditions, “High” data will be read
after becoming “Low”.
High: data 1
Low: data 0
Information will be expressed for parallel data of every signal
from bit No.1 to No.8.
The signal is yielded after data input has ended by a data
reception acknowledgement pulse.
High: DP data is not accepted.
Low: DP data is accepted.
The signal becomes “High” in the following cases:
• During data entry
High: No paper
Low: Paper available
High
High
Earth
PeripheralLogicHigh
Clears sending data to this unit. (Low) Incoming pulse width
should be 100
µ
s minimum.
Low: Abnormal condition occurs in DP. (e.g. error)
Unused
Low
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
PC/DP
2
3
4
5
6
7
8
9 20
21
22
23
24
25
26
27 DATA1(LSB)
DATA2
DATA3
DATA4
DATA5
DATA6
DATA7
DATA8(MSB)
10 28
ACK
(ACKNOWLEDGE)
11 29 BUSY
12 P•E
(PAPAER END)
13
14
16•17
18
Earth 19 - 30
31
32
15•
33 - 35
36
SELECT
AutoFd
GND
High
INIT
GND
Fault
NC
SelectIn
16
PARALLEL TERMINAL SIGNAL
Pin number
18 1
36 19
DP : Digital printer
PC : Personal computer