Compaq AlphaPC 264DP Technical Reference Manual page 30

AlphaPC 264DP Mainboard Connector Pinouts
Table 2–3 Daughtercard Connector Pinouts (J18, J23) (Continued)
Pin Signal
109 sysdata15_l
113 sysdata22_l
117 sclk
121 sysdataoutclk3_l 122 sysdata29_l
125 Gnd
129 irq_3_h
133 sysaddin14_l
137 sysaddin4_l
141 sysaddout11_l
145 sysaddout8_l
149 sysdata63_l
153 sysdataoutclk7_l 154 sysdata53_l
157 sysdata56_l
161 sysdata48_l
165 sysdata40_l
169 sysdata34_l
173 bc_config2
177 vdd_2v_term
181 Gnd
to
211
215 frameclk_h
System Configuration and Connectors
2–10
Pin Signal Pin
110 sysdata19_l 111 sysdatainclk2_l
114 sysdata23_l 115 pllbypass_h
118 syscheck2_l 119 sysdata24_l
123 sysdata31_l
126 Gnd 127 fan_ok_l
130 irq_5_h 131 mod_reset_l
134 sysdatainvalid_l 135 sysaddin10_l
138 sysaddin5_l 139 sysaddin2_l
142 sysaddin0_l 143 sysaddout7_l
146 sysaddout5_l 147 sysaddout4_l
150 sysdata62_l 151 sysdata61_l
155 syscheck6_l
158 sysdata58_l 159 sysdatainclk6_l
162 sysdata44_l 163 sysdataoutclk5_l 164 sysdata43_l
166 sysdata38_l 167 syscheck4_l
170 sysdatainclk4_l 171 sysdata33_l
174 cpu_speed0 175 cpu_speed2
178 vdd_2v_term 179 vdd_2v_term
212 pecl_clkin_h 213 pecl_clkin_l
216 frameclk_l 217
to
270
Signal Pin Signal
112 sysdata20_l
116 srom_en_l
120 sysdata27_l
124 sysdataoutvalid_l
128 irq_1_h
132 sysaddin11_l
136 sysaddin12_l
140 sysaddin6_l
144 sysaddout9_l
148 sysaddout3_l
152 sysdata59_l
156 sysdata55_l
160 sysdata50_l
168 sysdata39_l
172 bc_config0
176 −12v_mod
180 vdd_2v_term
214 Gnd
Gnd
12 February 1999 – Subject To Change