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pinout (распиновка) |
30 pin SIMM connector
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SIMM=Single Inline Memory Module
30 pin SIMM connector at the computer |
|
Pin
|
Name
|
Description |
|
1 |
VCC
|
+5 VDC
|
|
2 |
/CAS
|
Column Address Strobe
|
|
3 |
DQ0
|
Data 0 |
|
4 |
A0
|
Address 0 |
|
5 |
A1
|
Address 1 |
|
6 |
DQ1
|
Data 1 |
|
7 |
A2
|
Address 2 |
|
8 |
A3
|
Address 3 |
|
9 |
GND
|
Ground
|
|
10
|
DQ2
|
Data 2 |
|
11
|
A4
|
Address 4 |
|
12
|
A5
|
Address 5 |
|
13
|
DQ3
|
Data 3 |
|
14
|
A6
|
Address 6 |
|
15
|
A7
|
Address 7 |
|
16
|
DQ4
|
Data 4 |
|
17
|
A8
|
Address 8 |
|
18
|
A9
|
Address 9 |
|
19
|
A10
|
Address 10
|
|
20
|
DQ5
|
Data 5 |
|
21
|
/WE
|
Write Enable
|
|
22
|
GND
|
Ground
|
|
23
|
DQ6
|
Data 6 |
|
24
|
A11
|
Address 11
|
|
25
|
DQ7
|
Data 7 |
|
26
|
QP
|
Data Parity Out
|
|
27
|
/RAS
|
Row Address Strobe
|
|
28
|
/CASP
|
Something Parity ????
|
|
29
|
DP
|
Data Parity In
|
|
30
|
VCC
|
+5 VDC
|
| |
Note: SIMM above is a 4MBx9.
QP & DP is N/C on SIMMs without parity.
A9 is N/C on 256kB.
A10 is N/C on 256kB & 1MB. A11 is N/C on 256kB, 1MB & 4MB.
Источник: comp.sys.ibm.pc.hardware.* FAQ Part 4, maintained by Ralph Valentino
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