Table 10-6. u403 sram pinouts -6, U403 sram pinouts – Motorola SSETM 5000 User Manual
Page 140
November 11, 2004
6881094C12-A
10-6
Troubleshooting Tables: List of Board and IC Signals
F3
DATA 13
No
D5
DATA 12
No
F4
DATA 11
No
F5
DATA 10
No
F6
DATA 9
No
G7
DATA 8
No
G1
DATA 7
R435**
Yes
E3
DATA 6
R434**
Yes
G3
DATA 5
R433**
Yes
E4
DATA 4
R432**
Yes
G5
DATA 3
R431**
Yes
E5
DATA 2
R430**
Yes
E6
DATA 1
R429**
Yes
F7
DATA 0
R428**
Yes
A5
VPP
D402, pin 3
1.875 V
Yes
G6
VSW2
C409*
1.875 V
Yes
E1
VSW2
C409*
1.875 V
Yes
G4
VSW2
C409*
1.875 V
Yes
A4
VSW2
C409*
1.875 V
Yes
* Component located under a shield on the VOCON board
** No test point/component on the VOCON board – signal not accessible
Table 10-6. U403 SRAM Pinouts
U403
Pin No.
Description
To/From
Comment
Accessible
on Vocon?
A2
EN_OE
No
G5
R_W
R_W
W = 0 V
Yes
A1
LB
No
B2
UB
No
B5
CS1
CS2 (TP)
Active Low
Yes
A6
CS2
C411*
Active Low
Yes
Table 10-5. U402 FLASH Pinouts (Continued)
U402
Pin No.
Description
To/From
Comment
Accessible
on Vocon?