AT&T 3B2/300 Technical Reference Manual page 616

Appendix: CONNECTOR AND CABLING I N F O R M A T I O N - - - - - - - - - - - - - - - - -
464-PIN BACKPLANE CONNECTOR, J02 (Contd)
PIN DESCRIPTION FUNCTION
175 GROUND (GRD) GROUND
176 PERIPHERAL DATA STROBE 1 (PDSl[O]) INPUT /OUTPUT
177 RECEIVED FAILURE (RFAIL[O])
INPUT
178 +5v (VCC) POWER
179 PERIPHERAL INTERRUPT ACKNOWLEDGE 2 (PIAK2[0])
OUTPUT
180 PERIPHERAL BUS FAULT (PFLT[O])
INPUT /OUTPUT
181 PERIPHERAL CARD SELECT 09 (PCS09[0]) OUTPUT
182 PERIPHERAL CARD SELECT 10 (PCSlO[O])
OUTPUT
183 PERIPHERAL CARD SELECT 11 (PCSll[O])
OUTPUT
184 PERIPHERAL CARD SELECT 12 (PCS12[0])
OUTPUT
185 PERIPHERAL CARD SELECT 06 (PCS06[0])
OUTPUT
186 GROUND (GRD)
GROUND
187
PERIPHERAL CARD SELECT 07 (PCS07[0])
OUTPUT
188 PERIPHERAL CARD SELECT 08 (PCS08[0])
OUTPUT
189 PERIPHERAL CARD SELECT 03 (PCS03[0])
OUTPUT
190 PERIPHERAL CARD SELECT 04 (PCS04[0])
OUTPUT
191 GROUND (GRD)
GROUND
192 PERIPHERAL CARD SELECT 05 (PCS05[0]) OUTPUT
193 PERIPHERAL BUS ACKNOWLEDGE (PBACK[O])
OUTPUT
194 BUB GRANTED SLOT 1 (BUBGTl(O])
OUTPUT
195
PERIPHERAL CARD SELECT 01 (PCSOl[O]) OUTPUT
196 PERIPHERAL CARD SELECT 02 (PCS02[0])
OUTPUT
197 PERIPHERAL INTERRUPT REQUEST 2 (PINT2(0])
INPUT
198
PERIPHERAL INTERRUPT REQUEST 1 (PINTl(O]) INPUT
199 GROUND (GRD)
GROUND
200 PERIPHERAL INTERRUPT REQUEST O (PINTO[O])
INPUT
201
BACKUP BATTERY (VBKUP) OUTPUT
202
GROUND (GRD) GROUND
203
PERIPHERAL SEQUENTIAL ACCESS (PSEQACC[O]) OUTPUT
204
BUB BUS REQUEST SLOT 2 (BUBRQ2[0]) INPUT
205
BUB DATA STROBE (BDS[O]) INPUT /OUTPUT
206
BUB ADDRESS STROBE (BAS[O]) INPUT /OUTPUT
207
GROUND (GRD)
GROUND
208
BUB DATA ACKNOWLEDGE (BDTCK[O]) INPUT /OUTPUT
209 BUB GRANTED SLOT O (BUBGTO[O]) OUTPUT
210 GROUND (GRD)
GROUND
211 BUB BYPASS MODE ACCESS (BYPASS[O])
OUTPUT
212 BUB DATA FAULT (BFLT[O]) INPUT /OUTPUT
213 NOT USED
NC
214* BUB BUS REQUEST SLOT 3 (BUBRQ3[0])
NOT USED INPUT NC
215 +sv (VCC)
POWER
216 PERIPHERAL PARITY CHECK (PPCHECK[O])
INPUT
217 NOT USED
NC
218
GROUND (GRD) GROUND
219 BUB BUS REQUEST SLOT 1 (BUBRQl[O])
INPUT
220 BUB BUS REQUEST SLOT O (BUBRQO[O])
INPUT
221
MULTIPLEXED ADDRESS BIT 02 (MUXA02[1]) OUTPUT
222
MULTIPLEXED ADDRESS BIT 01 (MUXAOl[l])
OUTPUT
223 MULTIPLEXED ADDRESS BIT 00 (MUXAOO[l])
OUTPUT
224 BUB GRANTED SLOT 2 (BUBGT2[0])
OUTPUT
225 MULTIPLEXED ADDRESS BIT 05 (MUXA05[1])
OUTPUT
226 MULTIPLEXED ADDRESS BIT 04 (MUXA04[1])
OUTPUT
227 GROUND (GRD)
GROUND
228 MULTIPLEXED ADDRESS BIT 03 (MUXA03[1])
OUTPUT
229
MULTIPLEXED ADDRESS BIT 08 (MUXA08[1])
OUTPUT
230
+5V (VCC)
POWER
231 MULTIPLEXED ADDRESS BIT 07 (MUXA07[1])
OUTPUT
232
MULTIPLEXED ADDRESS BIT 06 (MUXA06[1])
OUTPUT
• CM518C System Board signal description shown in italics.
B-34 TECHNICAL REFERENCE MANUAL