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Canon W6400 Series Service Manual Page 143

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J6(Operation panel I/F)
Pin
Signal name
IN/OUT
number
8
STANDBY
IN
9
+5V
OUT
J7(Engine controller I/F)
Pin
Signal name
IN/OUT
number
1
GND
-
2
E_RDY
IN
3
C_WAKE
IN
4
C_RDY
OUT
5
GND
-
6
reserved
-
7
SRITR_CLK
OUT
8
GND
-
9
SRIINDATA
IN
10
E_INT
IN
11
GND
-
12
S-REQ
IN
13
GND
-
14
S-ACK
OUT
15
ENABLE
OUT
16
GND
-
17
GND
-
18
GND
-
19
D1
IN/OUT
20
GND
-
21
D4
IN/OUT
22
D5
IN/OUT
23
D7
IN/OUT
24
GND
-
25
D10
IN/OUT
26
D11
IN/OUT
27
D13
IN/OUT
28
GND
-
29
reserved
-
30
START
IN
31
VCC2
IN
32
AUXVCC1
IN
33
AUXVCC1
IN
34
AUXVCC1
IN
35
AUXVCC1
IN
36
AUXVCC1
IN
37
EVCC_ON
IN
38
reserved
-
39
GPDATA22
IN/OUT
40
GND
-
41
GND
-
42
reserved
-
43
GND
-
44
reserved
-
45
GND
-
46
GND
-
47
SRIOUTDATA
OUT
48
GND
-
49
SRIRE_CLK
IN
50
GND
-
51
GND
-
52
C-REQ
OUT
Function
Software SW power supply ON/OFF signal
Power supply (+5.0V)
T-6-3
Function
GND
Engine ready signal
Controller wake command signal
Controller ready signal
GND
-
Serial send clock signal
GND
Serial receive data signal
Serial status send request interrupt
GND
Engine status request signal
GND
Engine status acknowledge signal
Image data enable signal
GND
GND
GND
Parallel communication data signal
GND
Parallel communication data signal
Parallel communication data signal
Parallel communication data signal
GND
Parallel communication data signal
Parallel communication data signal
Parallel communication data signal
GND
-
Software SW steady state input power supply (+3.3V)
Power supply (+5.0V)(OFF during sleep mode)
Controller power supply (+3.3V) (always ON)
Controller power supply (+3.3V) (always ON)
Controller power supply (+3.3V) (always ON)
Controller power supply (+3.3V) (always ON)
Controller power supply (+3.3V) (always ON)
Power supply output from engine control signal
-
General purpose input/output terminal (unconnected)
GND
GND
-
GND
-
GND
GND
Serial output data signal
GND
Serial receive clock signal
GND
GND
Command request signal
Chapter 6
6-17

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