58
CDX-P2050VC,P2050VN,P2050VS
-
Pin Functions (PE5041A)
Pin No.
Pin Name
I/O
Format
Function and Operation
1
svtest
I
Service testmode input
2
NC
Not used
3
VCPPW
O
C
Power supply for AK2316,ROM
4
AVSS
A/D converter ground potential
5
NC
Not used
6
IPPW
O
C
Power supply control output for IP BUS interface IC
7
AVREF1
(Connect to VDD)
8
GLEV0
O
C
Guidance level output 0
9
GLEV1
O
C
Guidance level output 1
10
NC
Not used
11
ILLM
O
C
Illumination output
12–14
NC
Not used
15
SYSPW
O
C
System power supply control output
16
TSI
I
Chip test data input
17
TSO
O
C
Chip test data output
18
TSCK
I
Chip test clock input
19–26
NC
Not used
27–32
HD0–5
I/O
Data line 0–5
33
VSS
Grand potential
34,35
HD6,7
I/O
Data line 6,7
36
RAMPF
O
CS2 control output for SRAM
37
hwr
O
Data writing request output
38
hrd
O
Data reading request output
39
PD
O
Power down control output
40,41
HA0,1
O
C
Registor select address output 0,1
42,43
NC
Not used
44
MUTE
O
C
Mute control output for AK2316,ROM
45
BEEP
O
C
BEEP
46,47
NC
Not used
48
VCPRST
O
C
AK2316,ROM reset output
49–55
NC
Not used
56
TX
O
C
IP BUS data output
57
RX
I
IP BUS data input
58,59
NC
Not used
60
reset
I
Reset input
61
VSS
GND
62
bsens
I
Back up power sense input
63
asens
I
ACC power sense input
64–67
NC
Not used
68
VDD
Power supply
69
X2
System clock input (
x1
)
70
X1
System clock input
71
IC
Connect to GND
72
XT2
Sub Clock terminal
73
TEST/TESTEN
I
Test mode/Test enable
74
AVDD
A/D converter analog power supply (VDD)
75
NC
Not used
76
KEY1
VOL key/AUDIO key/SOURCE key input
77
KEY2
CALL key/+ key/- key input
78
GSENS
I
Debug input
79,80
NC
Not used
Содержание CDX-P2050VC/X1N/UC
Страница 6: ...6 CDX P2050VC P2050VN P2050VS 2 2 EXTERIOR ...
Страница 8: ...8 CDX P2050VC P2050VN P2050VS 2 3 CD MECHANISM MODULE ...
Страница 13: ...13 CDX P2050VC P2050VN P2050VS 5 6 7 8 5 6 7 8 D C B A B POWER UNIT F CN303 ...
Страница 14: ...14 CDX P2050VC P2050VN P2050VS 1 2 3 4 1 2 3 4 D C B A F VOICE UNIT G PCB ASSY ...
Страница 15: ...15 CDX P2050VC P2050VN P2050VS 5 6 7 8 5 6 7 8 D C B A B CN922 ...
Страница 18: ...18 CDX P2050VC P2050VN P2050VS 1 2 3 4 1 2 3 4 D C B A A2 2 A 1 2 SYSTEM CONTROLLER PD5512B ...
Страница 27: ...EJECT RESET MAG IC Q 27 CDX P2050VC P2050VN P2050VS D C B A 1 2 3 4 1 2 3 4 A SIDE B CD CORE UNIT A ...
Страница 29: ...29 CDX P2050VC P2050VN P2050VS D C B A 1 2 3 4 1 2 3 4 B POWER UNIT B SIDE B ...
Страница 33: ...33 CDX P2050VC P2050VN P2050VS D C B A 1 2 3 4 1 2 3 4 F VOICE UNIT F SIDE B ...
Страница 40: ...40 CDX P2050VC P2050VN P2050VS Grating waveform 45 0 75 60 30 90 Echt Xch 20mV div AC Fcht Ych 20mV div AC ...
