Denon DCD-1500AE Service Manual page 31

pin port
32
~ ~
P73/CTS2 /RTS2~/TA1IN/V
33 P72/CLK2/TA1OUT/V
34 P71/RXD2/SCL/TA0IN/TB5IN
35 P70/TXD2/SDA/TA0OUT
36 P67/TXD1
37 VCC
38 P66/RXD1
39 VSS
40 P65/CLK1
41 P64/CTS1~/RTS1~/CTS0~/CLKS1
42 P63/TXD0
43 P62/RXD0
44 P61/CLK0
45 P60/CTS0~/RTS0~
46 P13_7
47 P13_6
48 P13_5
49 P13_4
50 P57/RDY~/CLKOUT
51 P56/ALE
52 P55/HOLD~
53 P54/HLDA~
54 P13_3
55 P13_2
56 P13_1
57 P13_0
58 P53/BCLK
59 P52/RD~
60 P51/WRH~/BHE~
61 P50/WRL~/WR~
62 P12_7
63 P12_6
64 P12_5
65 P47/CS3~
66 P46/CS2~
67 P45/CS1~
68 P44/CS0~
69 P43/A19
70 P42/A18
71 P41/A17
72 P40/A16
73 P37/A15
74 P36/A14
75 P35/A13
76 P34/A12
77 P33/A11
78 P32/A10
79 P31/A9
80 P12_4
81 P12_3
82 P12_2
83 P12_1
84 P12_0
85 VCC
86 P30/A8(/-/D7)
87 VSS
function I/O Initial
P73 O H XMSLAT
CLK2 O H MSCK
RXD2 I MSDATAO
TXD2 O H MSDATAI
TXD1 O H CD_LED
VCC
RXD1 I H SA_LED
VSS
P65 I H PULL_DWN
P64 O H DRVRST
TXD0 O H DRVRX
RXD0 I DRVTX
CLK0 O H DRVCLK
CTS0~ I DRVRDY
O OPEN
O OPEN
O OPEN
O L CD_SEL
P57 I MRDY
P56 I OPEN1
P55 I P_UP2
P54 I OPEN2
O H OPEN
I (L) OPEN
O L OPEN
O H OPEN
P53 - OPEN3
P52 I MRD
P51 I OPEN4
P50 I MWR
I (L) OPEN
O H OPEN
O L OPEN
CS3~ O H MCS
P46 O H CLS_DRV
P45 O H OPN_DRV
CS2~ O H MCS2
P43 O L OPEN
P42 O L OPEN
P41 O L OPEN
A16 O A16
A15 O A15
A14 O A14
A13 O A13
A12 O A12
A11 O A11
A10 O A10
A9 O A9
O L OPEN
O L OPEN
O H D_OUT
O L OPEN
O L OPEN
VCC - ---
A8 O A8
VSS - ---
mode
SERIAL DATA LATCH for CXD2753R
SERIAL DATA CLK for CXD2753R
SERIAL DATA INPUT from CXD2753R
SERIAL DATA OUTPUT for CXD2753R
WRITE USE (22k P.U)
WRITE USE (22k P.U)
5.1K PULL DOWN(NON CONECT)
RESET for CXD1885Q(RESET=L)
SERIAL DATA for CXD1885Q
SERIAL DATA from CXD1885Q
DATA CLOCK for CXD1885Q
DATA READY SIGNAL from CXD1885Q
New AL Test3
New AL Test4
New AL Test5
INTERNAL CD PLAY ONLT "H" (RESERVE)
READY from CXD1885Q (NOT USE)
OPEN(anytime)
10K PULL UP(NON CONECT)
OPEN(must)
DSPMOSI
DSPMISO
DSPSPICLK
DSPSPICS
OPEN(must)
READ STROBE for CXD1885Q(NOT USE)
OPEN(must)
WRITE STROBE for CXD1885Q(NOT USE)
BUSYEPROM
VPP
ROMRST
CHIP SELECT for CXD1885Q
TRAY CLOSE DRIVE CONTROL
TRAY OPEN DRIVE CONTROL
CHIP SELECT for 1M-SRAM
OPEN
OPEN
OPEN
ADRRES LINE
ADRRES LINE
ADRRES LINE
ADRRES LINE
ADRRES LINE
ADRRES LINE
ADRRES LINE
ADRRES LINE
SEL4fs
RST3
SPDIF SIGNAL LINE ON/OFF H: OUTPUT
OPEN
OPEN
3.3V
ADRRES LINE
GND
31
DCD-1500AE
action
PULL UP
PULL UP
Flash(w:pull up)
Flash(w:pull up)
Flash(w:pull down)
Flash(w:pull up)
Flash(w:pull up)
Flash(w:GND)
Flash(w:pull up)
NOTE