AT&T 3B2/300 Technical Reference Manual page 618

Appendix: CONNECTOR AND CABLING I N F O R M A T I O N - - - - - - - - - - - - - - - -
464-PIN BACKPLANE CONNECTOR, J02 (Contd)
PIN
DESCRIPTION FUNCTION
291 BUB DATA BIT 00 (BDOO[l]) INPUT /OUTPUT
292 NOT USED NC
293
BUB DAT A BIT 02 (BD02[1])
INPUT /OUTPUT
294 BUB DAT A BIT 04 (BD04[1]) INPUT /OUTPUT
295 GROUND (GRD) GROUND
296
BUB DATA BIT 03 (BD03[1]) INPUT /OUTPUT
297 BUB DAT A BIT 05 (BD05[1]) INPUT /OUTPUT
298 GROUND (GRD) GROUND
299 BUB DATA BIT 07 (BD07[1]) INPUT /OUTPUT
300 BUB DATA BIT 06 (BD06[1]) INPUT /OUTPUT
301 BUB DAT A BIT 08 (BD08[1]) INPUT /OUTPUT
302
BUB DATA BIT 10 (BD10[1]) INPUT /OUTPUT
303 +5V (VCC) POWER
304 BUB DATA BIT 09 (BD09[1]) INPUT /OUTPUT
305 BUB DATA BIT 11 (BDll[I]) INPUT /OUTPUT
306
GROUND (GRD) GROUND
307 BUB DATA BIT 13 (BDl3[1]) INPUT /OUTPUT
308 BUB DATA BIT 12 (BD12[1]) INPUT /OUTPUT
309 BUB DATA BIT 14 (BD14[1]) INPUT /OUTPUT
310 BUB DATA BIT 17 (BD17[1]) INPUT /OUTPUT
311 BUB DATA BIT 16 (BDl6[1]) INPUT /OUTPUT
312 BUB DAT A BIT 15 (BD15[1]) INPUT /OUTPUT
313 BUB DATA BIT 18 (BDl8[1]) INPUT /OUTPUT
314 BUB DAT A BIT 20 (BD20[1]) INPUT /OUTPUT
315
GROUND (GRD) GROUND
316 BUB DATA BIT 19 (BD19[1]) INPUT /OUTPUT
317 BUB DATA BIT 21 (BD21[1]) INPUT /OUTPUT
318 GROUND (GRD) GROUND
319 BUB DAT A BIT 23 (BD23[1]) INPUT /OUTPUT
320 BUB DATA BIT 22 (BD22[1]) INPUT /OUTPUT
321 BUB DAT A BIT 24 (BD24[1]) INPUT /OUTPUT
322 BUB DATA BIT 26 (BD26[1]) INPUT /OUTPUT
323
GROUND (GRD) GROUND
324 BUB DATA BIT 25 (BD25[1]) INPUT /OUTPUT
325 BUB DATA BIT 27 (BD27[1]) INPUT /OUTPUT
326 GROUND (GRD) GROUND
327 BUB DAT A BIT 29 (BD29[1]) INPUT /OUTPUT
328 BUB DATA BIT 28 (BD28[1]) INPUT /OUTPUT
329 SYSTEM RESET (SYSRST[O]) OUTPUT
330 REQUEST SYSTEM RESET (RQRST[O]) INPUT /OUTPUT
331 NOT USED NC
332 THERMAL SHUTDOWN (THSDN[O]) INPUT
333
BUB DATA BIT 30 (BD30[1]) INPUT /OUTPUT
334 RECEIVED FAILURE (RFAIL[O])
INPUT
335 +5V (VCC) POWER
336 BUB DATA BIT 31 (BD31[1])
INPUT /OUTPUT
337
BUB CONNECTOR INHIBIT (BINHIBO[O]) OUTPUT
338 BUB INTERRUPT LEVEL 10 (BINTD10[0]) INPUT
339 BUB INTERRUPT LEVEL 12 (BINT012[0]) INPUT
340
BUB INTERRUPT LEVEL 14 (BINT014[0]) INPUT
341* UBUS DATA BIT 01 (CDOl[l]) NOT USED INPUT /OUTPUT NC
342 GROUND (GRD)
GROUND
343* UBUS DATA BIT 00 (CDOO[l]) NOT USED INPUT /OUTPUT NC
344* UBUS SEQUENTIAL ACCESS (CSEQACC[O]) NOT USED INPUT NC
345* UBUS DATA BIT 05 (CD05[1]) NOT USED INPUT /OUTPUT NC
346* UBUS DATA BIT 04 (CD04[1]) NOT USED INPUT /OUTPUT NC
347* UBUS DATA BIT 03 (CD03[1])
NOT USED INPUT /OUTPUT NC
348* UBUS DATA BIT 02 (CD02[1])
NOT USED INPUT /OUTPUT NC
• CM5 l 8C System Board signal description shown in
italics.
B-36 TECHNICAL REFERENCE MANUAL