Denon DN-C680 Service Manual page 15

Pin No. Symbol I/O/T
31 XWE O
32 VSS
33 VSS
34 D7 I/O
35 D6 I/O
36 D5 I/O
37 D4 I/O
38 D3 I/O
39 D2 I/O
40 D1 I/O
41 D0 I/O
42 P7 I/O/T
43 P6 I/O/T
44 P5 I/O/T
45 P4 I/O/T
46 P3 I/O/T
47 P2 I/O/T
48 P1/PT1 I/O/T
49 P0/PT0 I/O/T
50 N.C.
51 SYNC I
52 V
DD
53 INT0 I
54 INT1 I
55 XRESET I
56 Vss
57 CLKI I
58 CLKO O
59 V
DD
60 V
DD
61 ADDR0 I
62 ADDR1 I
63 XCE I
64 IICSEL I
65 XTRANS I
66 SDA I/O
67 SCL I/O
68 MATCH O
69 SDI1 I
70 WSI1 I
71 N.C.
72 SCKI1 I
73 SDI2 I
74 WSI2 I
75 SCKI2 I
76 V
DD
77 V
DD
78 SDO1 O/T
79 WSO1 I
80 N.C.
81 SCKO1 I
82 SOEN1 I
83 SDO2 O/T
84 WSO2 I
Write enable for external RAM.
GND terminal (0V).
GND terminal (0V).
Data 7 for external RAM (Connect to D4~7 when one DRAM is used).
Data 6 for external RAM.
Data 5 for external RAM.
Data 4 for external RAM.
Data 3 for external RAM.
Data 2 for external RAM.
Data 1 for external RAM.
Data 0 for external RAM.
General purpose port 7.
General purpose port 6.
General purpose port 5.
General purpose port 4.
General purpose port 3.
General purpose port 2.
General purpose port 1/Flag 1 for condition dividing.
General purpose port 0/Flag 0 for condition dividing.
Non connection.
Input for program sync (condition input).
Power supply terminal.
Interrupt input 0.
Interrupt input 1.
System reset input.
GND terminal (0V).
System clock input.
System clock output.
Power supply terminal.
Power supply terminal.
Address select 0 for IIC bus.
Address select 1 for IIC bus.
Chip enable for IIC bus.
IIC/IC switching for IIC bus.
Data transfer control for IIC bus.
Serial data for IIC bus.
Serial clock for IIC bus.
Address match at coefficient input for IIC bus.
Data for serial input 1.
Word select for serial input 1.
Non connection.
Serial clock for serial input 1.
Data for serial input 2.
Word select for serial input 2.
Serial clock for serial input 2.
Power supply terminal.
Power supply terminal.
Data for serial output 1.
Word select for serial output 1.
Non connection.
Serial clock for serial output 1.
Output enable for serial output 1.
Data for serial output 2.
Word select for serial output 2.
Function
15
DN-C680 15