Texas Instruments TSB42AA9 (StorageLynx) EVM, User Manual

Page: 29 / 32

B-3
StorageLynx

EVM Schematics
Figure B–2.StorageLynx EVM—EEPROM/Flash
R22 5.6K
U1B
ST
ORAGEL
YNX
DD0
49
DD1
52
DD2
55
DD3
58
DD4
60
DD5
63
DD6
65
DD7
67
DD8
66
DD9
64
DD10
61
DD1
1
59
DD12
56
DD13
53
DD14
51
DD15
48
AD7
4
AD6
3
AD5
1
AD4
100
AD3
99
AD2
98
AD1
97
AD0
96
ADDR0
72
ADDR1
73
ADDR2
74
ADDR3
75
ADDR4
77
ADDR5
78
ADDR6
79
ADDR7
82
ADDR8
88
ADDR9
89
ADDR10
93
ADDR1
1
91
ADDR12
83
ADDR13
87
PWRON
34
SCL
24
SDA
23
INT/
27
WE/
85
CS/
95
WR/
25
RD/
92
ALE
26
CS1/
36
CS0/
37
DA0
39
DA1
40
DA2
38
RST
A
T
CTL/
68
INTRQ
42
DMACK/
43
IORDY
44
DIOR/
45
DIOW/
46
DMARQ
47
R24 10K
R25 10K
C32 .1uF
U10
SN74AHC1G04
NC
1
A
2
GND
3
Y
4
VCC
5
R20 1K
U9
SN74AHC1G04
NC
1
A
2
GND
3
Y
4
VCC
5
C34 .1uF
U1
1
SN74AHC1G00
A
1
B
2
GND
3
Y
4
VCC
5
C35 .001uF
U3
AM29L
V010B–55EC
A1
1
1
A9
2
A8
3
A13
4
A14
5
NC
6
WE#
7
VCC
8
NC
9
A16
10
A15
11
A12
12
A7
13
A6
14
A5
15
A4
16
OE#
32
A10
31
CE#
30
DQ7
29
DQ6
28
DQ5
27
DQ4
26
DQ3
25
VSS
24
DQ2
23
DQ1
22
DQ0
21
A0
20
A1
19
A2
18
A3
17
R27 10K
R21 10K
R26 10K
R28 10K
C33 .001uF
R29 10K
U4
A
T
24C04
A0
1
A1
2
A2
3
GND
4
VCC
8
WP
7
SCLK
6
SDA
T
A
5
R30 10K
J4
Mictor
+5V
1
SCL
38
GND
2
SDA
37
ECLK
3
OCLK
36
ED15
4
OD15
35
ED14
5
OD14
34
ED13
6
OD13
33
ED12
7
OD12
32
ED1
1
8
OD1
1
31
ED10
9
OD10
30
ED9
10
OD9
29
ED8
11
OD8
28
ED7
12
OD7
27
ED6
13
OD6
26
ED5
14
OD5
25
ED4
15
OD4
24
ED3
16
OD3
23
ED2
17
OD2
22
ED1
18
OD1
21
ED0
19
OD0
20
39
40
41
42
Ground Pins
43
R31 10K
R23 10K
S1
Switch Dip 8 (CKN3043)
1 2 3 4 5 6 7 8
16 15 14 13 12 11 10 9
R74 1K
R32 10K
U12
SN74AHC1G08
A
1
B
2
GND
3
Y
4
VCC
5
SCL
ADDR10
A15 A16 A14
A14 UAR
T
_RXD
UAR
T
_TXD
MODE0 A15 MODE1
ADDR13 ADDR6
RD/ ALE INT/ AD0
ADDR4 ADDR5
AD1 AD4 AD2
ADDR1 ADDR2 ADDR9
SDA SCL CS/ AD5
ADDR0 ADDR12 ADDR10 ADDR1
1
AD6
ADDR8 ADDR7
AD3 WR/
ADDR3
AD7
OE/
RST
A
TCTL/
RD/ WR/
OE/
RD/
MODE0
SDA
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V +3.3V
+3.3V
AD4 AD7 AD0 AD3 AD6 AD1
ADDR13 ADDR7 ADDR2 ADDR0
DD3 DD0
SCL
PWRON
ADDR1
1
DD6 DD2
ADDR5 ADDR9
DIOR/ DA1
RD/
AD4
DD15
DD9 DD7
DA0
ALE
DD12
ADDR10 ADDR8
ADDR4
INTRQ DIOW/
INT/
AD1 DD13
ADDR1
1
AD2
CS1/
ADDR3
CS/
ADDR12 ADDR9 ADDR4
AD5 AD3 AD7
AD5
DD10 DD5
CS/
WR/
SDA
AD2 DD1
1
DD8 DD1
ADDR8
DMACK/ CS0/
ADDR1
ADDR13
DA2
DD4 AD0
DD14
DMARQ IORDY
AD6
ADDR6 ADDR5
ADDR6 ADDR12
A16
ADDR7
WE/
WE/
WE/
DMARQ IORDY INTRQ
PWRON
CS0/ CS1/ DA2 DA1 DA0 RST
A
TCTL/
DMACK/ DIOR/ DIOW/
UAR
T_RXD
UAR
T_TXD
MODE1 MODE0
+3.3V
WR/ ALE
AD7 AD5 AD6 AD2 AD1 AD3 AD0 AD4
INT/
RD/
DD0 DD1 DD2 DD3 DD5 DD6 DD4
DD15
DD9
DD10 DD12
DD8
DD1
1
DD13 DD14
DD7
FLASH MEMOR
Y
MICT
OR (FLASH)
ST
ORAGEL
YNX (MEMOR
Y
,ICE,
A
T
A/A
T
API INTERF
ACE)
SERIAL
EEPROM
DIP
SWITCH
If
StorageL
ynx is run at 25MHz, –90ns Flash can be used.