AT&T 3B2/300 Technical Reference Manual page 686

Appendix: CONNECTOR AND CABLING I N F O R M A T I O N - - - - - - - - - - - - - - - -
120-PIN VCACHE EDGE CONNECTIONS (Contd)
PIN DESCRIPTION
FUNCTION
(From VCACHE)
059
UBUS ADDRESS BIT 19 (CA19[1])
INPUT
060 UBUS ADDRESS BIT 18 (CA18[1]) INPUT
061 UBUS ADDRESS BIT 17 (CA17[1]) INPUT
062 UBUS ADDRESS BIT 16 (CA16[1]) INPUT
063 GROUND (GRD) GROUND
064 UBUS ADDRESS BIT 15 (CA15[1]) INPUT
065 UBUS ADDRESS BIT 14 (CA14[1]) INPUT
066 UBUS ADDRESS BIT 13 (CA13[1]) INPUT
067 UBUS ADDRESS BIT 12 (CA12[1]) INPUT
068
UBUS ADDRESS BIT 11 (CAll[l]) INPUT
069 UBUS ADDRESS BIT 10 (CAlO[l]) INPUT
070 GROUND (GRD) GROUND
071 UBUS ADDRESS BIT 09 (CA09[1]) INPUT
072 UBUS ADDRESS BIT 08 (CA08[1]) INPUT
073 UBUS ADDRESS BIT 07 (CA07[1]) INPUT
074 UBUS ADDRESS BIT 06 (CA06[1]) INPUT
075
+5V (VCC) POWER
076 UBUS ADDRESS BIT 05 (CA05[1]) INPUT
077 UBUS ADDRESS BIT 04 (CA04[1]) INPUT
078 UBUS ADDRESS BIT 03 (CA03[1]) INPUT
079 UBUS ADDRESS BIT 02 (CA02[1]) INPUT
080 UBUS ADDRESS BIT 01 (CAOl[l]) INPUT
081 UBUS ADDRESS BIT 00 (CAOO[l]) INPUT
082 GROUND (GRD) GROUND
083 UBUS DATA BIT 31 (CD31[1]) INPUT /OUTPUT
084 UBUS DATA BIT 30 (CD30[1])
INPUT /OUTPUT
085 UBUS DATA BIT 29 (CD29[1]) INPUT /OUTPUT
086 UBUS DATA BIT 28 (CD28[1]) INPUT /OUTPUT
087 GROUND (GRD) GROUND
088 UBUS DATA BIT 27 (CD27[1]) INPUT /OUTPUT
089 UBUS DATA BIT 26 (CD26[1]) INPUT /OUTPUT
090 UBUS DATA BIT 25 (CD25[1]) INPUT /OUTPUT
091 UBUS DATA BIT 24 (CD24[1]) INPUT /OUTPUT
092 UBUS DATA BIT 23 (CD23[1]) INPUT /OUTPUT
093
UBUS DATA BIT 22 (CD22[1])
INPUT /OUTPUT
094 +5V (VCC) POWER
095 UBUS DATA BIT 21 (CD21[1]) INPUT /OUTPUT
096
UBUS DATA BIT 20 (CD20[1]) INPUT /OUTPUT
097 UBUS DATA BIT 19 (CD19[1]) INPUT /OUTPUT
098 UBUS DATA BIT 18 (CD18[1]) INPUT /OUTPUT
099 GROUND (GRD) GROUND
100 UBUS DATA BIT 17 (CD17[1]) INPUT /OUTPUT
101 UBUS DATA BIT 16 (CD16[1]) INPUT /OUTPUT
102 UBUS DATA BIT 15 (CD15[1]) INPUT /OUTPUT
103 UBUS DATA BIT 14 (CD14[1]) INPUT /OUTPUT
104 UBUS DATA BIT 13 (CD13[1]) INPUT /OUTPUT
105 UBUS DATA BIT 12 (CD12[1]) INPUT /OUTPUT
106 GROUND (GRD) GROUND
107 UBUS DATA BIT 11 (CDll[l]) INPUT /OUTPUT
108 UBUS DATA BIT 10 (CDlO[l]) INPUT /OUTPUT
109 UBUS DATA BIT 09 (CD09[1]) INPUT /OUTPUT
110 UBUS DATA BIT 08 (CD08[1]) INPUT /OUTPUT
111 +5V (VCC)
POWER
112 UBUS DATA BIT 07 (CD07[1]) INPUT /OUTPUT
113 UBUS DAT A BIT 06 (CD06[1]) INPUT /OUTPUT
114
UBUS DATA BIT 05 (CD05[1]) INPUT /OUTPUT
115 UBUS DATA BIT 04 (CD04[1])
INPUT /OUTPUT
116
UBUS DATA BIT 03 (CD03[1]) INPUT /OUTPUT
117
UBUS DATA BIT 02 (CD02[1]) INPUT /OUTPUT
118
GROUND (GRD) GROUND
119
UBUS DATA BIT 01 (CDOl[l]) INPUT /OUTPUT
120 UBUS DATA BIT 00 (CDOO[l]) INPUT /OUTPUT
LEGEND:
NC No Connection
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