Denon TU-604CI Service Manual page 23

Pin Pin Function Pin Name
28 P63/TXD0 TU_RX
29 P62/RXD0 TU_TX
30 P61/CLK0 TU_CLK
31 P60/CTS0 TUX_CS
32 P57 TUX_REQ
33 P56 NC
34 P55/EPM RS232C_UP
35 P54 NC
36 P53 NC
37 P52 NC
38 P51 NC
39 P50/CE RS232C_UP
40 P43 NC
41 P42 NC
42 P41 NC
43 P40 NC
44 P37 NC
45 P36 NC
46 P35 NC
47 P34 NC
48 P33 NC
49 P32 NC
50 P31 NC
51 P30 NC
52 P27 NC
53 P26 NC
54 P25 NC
55 P24 NC
56 P23 NC
57 P22 NC
58 P21 NC
59 P20 NC
60 P07/D7 NC
61 P06/D6 NC
62 P05/D5 NC
63 P04/D4 NC
64 P03/D3 NC
65 P02/D2 NC
66 P01/D1 NC
67 P00/D0 NC
68 P107/AN7 NC
69 P106/AN6 NC
70 P105/AN5 NC
71 P104/AN4 NC
72 P103/AN3 NC
73 P102/AN2 NC
74 P101/AN1 NC
75 AVSS AVss
76 P100/AN0 SLOT NO.
77 VREF VREF
78 AVCC AVcc
79 P97/SIN4 NC
80 P96/SOUT4 IDATA
I/O STBY STOP Active
O O/L O/L UART
I O/L O/L UART
I I I
I I I Fall Edge&L
O O/L O/L Fall Edge&L
O O/L O/L
I I I
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O I I
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
O O/L O/L
GND - - -
I I I
3.3V - - -
3.3V - - -
O O/L O/L
I/O O/L O/L -
23
TU-604CI
Function
TUNER SUB CPUCommunication control terminal
TX(HOST side RX)
TUNER SUB CPUCommunication control terminal
RX(HOST side TX)
TUNER SUB CPUCommunication control terminal CLOCK
TUNER SUB CPUCommunication control terminal CHIP
SELECT TU NO.X
TUNER SUB CPUCommunication control terminal
REQEST TU NO.X
OPEN
UP GRADE PIN
OPEN
OPEN
OPEN
OPEN
UP GRADE PIN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
GND
SLOT NO. A/D input
VREF
POWER 3.3V
OPEN
E2PROM IDATA