Eide Drive Bus Connector Pinouts (J24) - Samsung AlphaPC 164UX Technical Reference Manual

AlphaPC 164UX Connector Pinouts
Table 2–4 SDRAM DIMM Connector Pinouts (U3 through U8)
Pin Signal
125 CK1
129 S3
133 3.3V
137 CB7
141 DQ50
145 NC
149 DQ53
153 DQ56
157 3.3V
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 164UX 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.
2.5.4 EIDE Drive Bus Connector Pinouts
Table 2–5 shows the EIDE drive bus connector pinouts.
Table 2–5 EIDE Drive Bus Connector Pinouts (J24)
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
System Configuration and Connectors
2–10
Pin Signal Pin
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
1
Signal Pin Signal
Gnd 128 CKE0
DQMB7 132 PD
NC 136 CB6
DQ48 140 DQ49
3.3V 144 DQ52
PD 148 Gnd
DQ55 152 Gnd
DQ58 156 DQ59
DQ61 160 DQ62
CK3 164 NC
SA2 168 3.3V
Signal Pin Signal
IDE_D7 4 IDE_D8
IDE_D5 8 IDE_D10
IDE_D3 12 IDE_D12
IDE_D1 16 IDE_D14
Gnd 20 NC (key pin)
IOW 24 Gnd
CHRDY 28 BALE
IRQ 32 IOCS16
ADDR0 36 ADDR2
ACT 40 Gnd
(Sheet 2 of 2)
3