Lenovo PC 300PL Technical Information Manual for IBM PC300GL (Type 6563, 6564, - Page 49

IDE connectors, Table 23., IDE connector pin assignments, Signal

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IDE connectors 2 1 Table 23. IDE connector pin assignments Pin Signal I/O Pin 1 RESET O 21 2 Ground N/A 22 3 Data bus bit 7 I/O 23 4 Data bus bit 8 I/O 24 5 Data bus bit 6 I/O 25 6 Data bus bit 9 I/O 26 7 Data bus bit 5 I/O 27 8 Data bus bit 10 I/O 28 9 Data bus bit 4 I/O 29 10 Data bus bit 11 I/O 30 11 Data bus bit 3 I/O 31 12 Data bus bit 12 I/O 32 13 Data bus bit 2 I/O 33 14 Data bus bit 13 I/O 34 15 Data bus bit 1 I/O 35 16 Data bus bit 14 I/O 36 17 Data bus bit 0 I/O 37 18 Data bus bit 15 I/O 38 19 Ground N/A 39 20 Key (Reserved) N/A 40 40 39 Signal I/O NC N/A Ground N/A I/O write O NC N/A I/O read O Ground I I/O channel ready I ALE O NC N/A Ground N/A IRQ I CS16# I SA1 O PDIAG# I SA0 O SA2 O CS0# O CS1 O Active# I Ground N/A 42 PC 300 GL and 300 PL

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42
PC 300 GL and 300 PL
IDE connectors
Table 23.
IDE connector pin assignments
Pin
Signal
I/O
Pin
Signal
I/O
1
RESET
O
21
NC
N/A
2
Ground
N/A
22
Ground
N/A
3
Data bus bit 7
I/O
23
I/O write
O
4
Data bus bit 8
I/O
24
NC
N/A
5
Data bus bit 6
I/O
25
I/O read
O
6
Data bus bit 9
I/O
26
Ground
I
7
Data bus bit 5
I/O
27
I/O channel ready
I
8
Data bus bit 10
I/O
28
ALE
O
9
Data bus bit 4
I/O
29
NC
N/A
10
Data bus bit 11
I/O
30
Ground
N/A
11
Data bus bit 3
I/O
31
IRQ
I
12
Data bus bit 12
I/O
32
CS16#
I
13
Data bus bit 2
I/O
33
SA1
O
14
Data bus bit 13
I/O
34
PDIAG#
I
15
Data bus bit 1
I/O
35
SA0
O
16
Data bus bit 14
I/O
36
SA2
O
17
Data bus bit 0
I/O
37
CS0#
O
18
Data bus bit 15
I/O
38
CS1
O
19
Ground
N/A
39
Active#
I
20
Key (Reserved)
N/A
40
Ground
N/A
1
2
40
39