![Mitsubishi CP8000DW Скачать руководство пользователя страница 15](http://html1.mh-extra.com/html/mitsubishi/cp8000dw/cp8000dw_operation-manual_1809427015.webp)
12
• Parallel input connector terminal Signal allocation (Signal : Nibble)
Pin No. Return
pin No.
Signal
From/To
Function
1
19
HostClk
PC/DP
High
Unknown
Sends data in “Low” when HostBusy is “Low”. After HostBusy
turns “High”, this signal becomes “High”.
High: DP is on BUSY status.
Low: DP can send data.
Earth
PeripheralLogicHigh
Clears sending data to this unit. (Low) Incoming pulse width
should be 100
µ
s minimum.
Data1(LSB), Data5
Unused
Becomes “High” when DP requests each mode of IEEE1284.
PC/DP
DP/PC
DP/PC
DP/PC
PC/DP
DP/PC
PC/DP
DP/PC
PC/DP
2 - 9
20 - 27
Unknown
10
28
PtrBusy
11
29
PtrBusy
12
Xflag
13
14
16•17
18
Earth
19 - 30
31
32
15•
33 - 35
36
HostBusy
GND
High
Init
GND
DataAvail
NC
1284
Active
16
Data4, Data8(MSB)
AckDataReq
Data3, Data7
Data2, Data6
DP/PC
CONNECTIONS