Eide Drive Bus Connector Pinouts; Eide Drive Bus Connector Pinouts (J6, J7) - AlphaPC 164LX User Manual

Table 4–3 SDRAM DIMM Connector Pinouts (J8 through J11)
Pin Signal
125 CK1
129 S3
133 +3V
137 CB7
141 DQ50
145 NC
149 DQ53
153 DQ56
157 +3V
161 DQ63
165 SA0
1
Pins 1 through 84 are on the front side and pins 85 through 168 are on the back side.
2
The AlphaPC 164LX uses BA1 as both BA1 and ADDR12. Therefore, four-bank DIMMs using ADDR[11:0]
are the maximum size. (Two-bank DIMMs can use ADDR[12:0].)
3
Pull-down.

4.4 EIDE Drive Bus Connector Pinouts

Table 4–4 shows the EIDE drive bus connector pinouts.
Table 4–4 EIDE Drive Bus Connector Pinouts (J6, J7)
Pin Signal
1 RESET
5 IDE_D6
9 IDE_D4
13 IDE_D2
17 IDE_D0
21 MARQ
25 IOR
29 MACK
33 ADDR1
37 CS0
Pin Signal
2
126 BA1 127
130 DQMB6 131
134 NC 135
138 Gnd 139
142 DQ51 143
146 NC 147
150 DQ54 151
154 DQ57 155
158 DQ60 159
162 Gnd 163
166 SA1 167
Pin Signal Pin
2 Gnd 3
6 IDE_D9 7
10 IDE_D11 11
14 IDE_D13 15
18 IDE_D15 19
22 Gnd 23
26 Gnd 27
30 Gnd 31
34 NC 35
38 CS1 39
EIDE Drive Bus Connector Pinouts
1
Pin Signal
Gnd
DQMB7
NC
DQ48
+3V
PD
DQ55
DQ58
DQ61
CK3
SA2
Signal
IDE_D7
IDE_D5
IDE_D3
IDE_D1
Gnd
IOW
CHRDY
IRQ
ADDR0
ACT
AlphaPC 164LX Connector Pinouts
(Sheet 2 of 2)
Pin Signal
128 CKE0
3
132 PD
136 CB6
140 DQ49
144 DQ52
148 Gnd
152 Gnd
156 DQ59
160 DQ62
164 NC
168 +3V
Pin Signal
4 IDE_D8
8 IDE_D10
12 IDE_D12
16 IDE_D14
20 NC (key pin)
24 Gnd
28 BALE
32 IOCS16
36 ADDR2
40 Gnd
4–5