AL-2020/2035/2040/2050/2060 CIRCUIT DIAGRAM 14 - 23
PB_NOE
PB_ADDR0
PB_ADDR5
PB_ADDR1
PB_ADDR2
PB_ADDR3
PB_DATA1
PB_DATA0
PB_DATA0
PB_DATA4
PB_DATA4
PB_DATA3
PB_DATA1
PB_DATA7
PB_DATA6
PB_DATA5
PB_DATA3
PB_DATA5
PB_DATA2
PB_DATA7
PB_DATA6
PB_DATA2
PB_ADDR4
PB_ADDR6
PB_ADDR7
PB_NWE
PB_NOE
PB_NWE
FG
I
S
P33
VCC3
I
S
P33
VCC3
VCC3
VCC3
VCC3
I
S
P33
FG
VCC3
VCC3
VCC3
VCC3
VCC3
VCC3
PB_DATA[7:0]
(9,13)
PB_NWE
(5,9)
DT_REQB
(9)
PB_DATA[7:0]
(9,13)
DT_ACKB
(9)
INT_U
S
BD
(9)
PB_NC
S
3
(9)
PB_NOE
(5,9)
PB_ADDR[7:0]
(9,13)
PB_NAE0
(5,9)
/OP_R
S
T
(5,9)
/RE
S
_U
S
B20
(1)
S
U
S
PEND(U
S
B2
.
0)
(9)
WAKEUP
(9)
DT_ACKB
(9)
GND
GND
GND
USB2.0
DEV1
L13
0J
<1608>
CN1
UBR23-4K2200
-D
2
+D
3
S
HIELD
5
GND
4
+5V
1
R258
10KJ
C269
0
.
1U
C404
1U<2012>
TP693
C272
15P
C410
0
.
1U
TP683
C261
10U/10V<2012>
TP871
IC41
I
S
P1583B
S
AGND
1
RPU
2
DP
3
DM
4
AGND
5
RREF
6
RE
S
ET_N
7
EOT
8
DREQ
9
DACK
10
DIOR
11
DIOW
12
DGND
13
INTRQ
14
READY/IORDY
15
INT
16
DA2
17
C
S
_N
18
RW_N/RD_N
19
D
S
_N/WR_N
20
C
S
0_N
21
C
S
1_N
22
AD0
23
AD1
24
AD2
25
VCC(I/O)
26
AD3
27
AD4
28
AD5
29
AD6
30
AD7
31
VCC1V8
32
N
.
C
.
33
MODE1
34
DGND
35
ALE/A0
36
DATA0
37
DATA1
38
DATA2
39
DATA3
40
VCC(I/O)
41
DATA4
42
DATA5
43
DATA6
44
DATA7
45
DATA8
46
DATA9
47
DATA10
48
DATA11
49
DATA12
50
DATA13
51
DATA14
52
DATA15
53
VCC(I/O)
54
VBU
S
55
VCC1V8
56
XTAL2
57
XTAL1
58
DGND
59
MODE0/DA1
60
VCC(3V3)
61
BU
S
_CONF/DA0
62
WAKEUP
63
S
U
S
PEND
64
DGND
DIE
R272
12KF
TP704
R259
NM
R139
33J
IC183
TC7
S
H126FU
4
2
1
5
3
TP675
TP677
L7
BLM21PG600
S
N1
L9
BLM21PG600
S
N1
TP705
TP880
C267
0
.
1U
R310
NM
R399
100KJ
TP688
TP690
C258
0
.
01U
TP701
TP686
R257
10KJ
R274
0J
IC43
TC7
S
H04FU
2
4
1
3
5
C260
0
.
01U
TP702
TP681
C270
0
.
1U
C273
18P
TP692
R267
NM_<1608>
C271
0
.
1U
C262
0
.
1U
TP682
C266
0
.
1U
R256
10KJ
TP707
TP706
TP870
TP700
IC42
TC7
S
H08FU
1
2
3
4
5
R254
NM
TP703
TP699
C101
1000P
TP709
TP697
R260
10KJ
L8
DLW21
S
N900
S
Q2
C268
0
.
1U
TP782
TP696
R400
10KJ
TP708
C403
0
.
1U
X6
AT-49(12MHz)
C257
0
.
01U
L11
0J
<1608>
TP695
C259
0
.
01U
R261
10KJ
TP907
R111
1MF
TP783
R252
10KJ
R401
10KJ
R255
10KJ
TP908
TP670
C408
0
.
1U
C405
0
.
1U
R262
1
.
5KJ
TP694
TP689
TP687
C409
0
.
1U
TP691
R251
10KJ
C406
10U/10V<2012>
TP698
C370
0
.
1U
TP684
R253
1
.
2KJ
C274
0
.
01U
TP685
R273
NM
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
MCU
PWB
(IMC2
USB2.0
section
2/2)
(AL-2050/2060)
10/16
Summary of Contents for AL-2020
Page 217: ...Memo ...