Intel VC820 Design Guide - Page 209
Rsc242, Cpu Tach1
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8 7 6 5 4 Processor Connector 1 D VCC5 VCC5 VCC5 VTT1_5 VCCVID1 0.1UF R138 0K R139 0K R140 0K R142 0K R145 0K 4,7 CPUHCLK R101 2.7K C CPURST# R103 4,6,8 Q17 C 4.7K B 1 3 2 E B VCC12 CPU TACH1 C110 A JP32 1 2 3 2N3904 2N3904 R102 J120 2.7K U25 2 D1 VCC 14 3 CLK1 Q1 5 1 CLR1# Q1# 6 4 PR1# 12 D2 Q2 9 11 CLK2 Q2# 8 13 CLR2# 10 PR2# GND 7 74F74 4 4 BREQ#0 4,6 Q16 C R392 1K B 1 3 2 E VCC3_3 A25 DEP#0 A27 DEP#1 B26 DEP#2 A28 DEP#3 B27 DEP#4 A29 DEP#5 A31 DEP#6 B28 DEP#7 TCK_R TMS_R R390 8.2K 4 R391 4,10,34 4,10,34 7 33 SLOTOCC1# R395 47 47 TMS1 4 4 4 TCK BINIT# B19 BP2# A21 BP3# A23 BPM0# B24 BPM1# A24 BINIT# PICD0 PICD1 PICCLK1 A19 PICD0 B22 PICD1 B18 PICCLK TDO_0 TDO_1 TRST# B101 A9 A11 B11 B7 B10 SLOTOCC# TDI TDO TRST# TCK TMS EMI1_1 EMI1_2 EMI1_3 EMI1_4 EMI1_5 B61 B100 B81 B1 B41 EMI_1 EMI_2 EMI_3 EMI_4 EMI_5 7 4,33 4,6,8 CPUHCLK1 PWRGOOD CPURST# A75 BCLK A12 PWRGOOD B74 RESET# 8 7 6 5 4 GND29 A118 GND28 A114 GND27 A110 GND26 A106 GND25 A102 GND24 A98 GND23 A94 GND22 A90 GND21 A86 GND20 A82 GND19 A78 GND18 A74 GND17 A70 GND16 A66 GND15 A62 GND14 A58 GND13 A54 GND12 A50 GND11 A46 GND10 A42 GND9 A38 GND8 A34 GND7 A30 GND6 A26 GND5 A22 GND4 A18 GND2 A10 GND1 A6 GND0 A2 B121 VCC3_3 B117 VCC3_2 B113 VCC3_1 B109 VCC5 B105 VCCP19 B97 VCCP18 B93 VCCP17 B89 VCCP16 B85 VCCP15 B77 VCCP14 B73 VCCP13 B69 VCCP12 B65 VCCP11 B57 VCCP10 B53 VCCP9 B49 VCCP8 B45 VCCP7 B37 VCCP6 B33 VCCP5 B29 VCCP4 B25 VCCP3 B17 VCCP2 B13 VCCP1 B9 VTT4 B5 VTT3 A3 VTT2 A1 VTT1 3 2 VCC5 VCC3_3 1 D SC242 AP0# AP1# BNR# BPRI# TRDY# DEFER# LOCK# DRDY# HITM# HIT# DBSY# HADS# A117 B116 A101 A103 A104 A105 B106 B107 A109 B110 A111 A115 BNR# BPRI# HTRDY# DEFER# HLOCK# DRDY# HITM# HIT# DBSY# HADS# PREQ# A20 PRDY# B23 BREQ0# A76 BREQ1# B75 RES4 B76 TESTHI A13 BSEL0 BSEL1 B21 A14 FLUSH# B2 ITPREQ1# ITPRDY1# BREQ#1 BREQ#0 TESTHI1 SEL133/100# FLUSH# THMTRP# A15 A20M# STPCLK# SLP# SMI# LINT0 LINT1 INIT# FERR# IGNNE# IERR# BERR# AERR# RES0 RES1 RES2 RES3 A5 B6 B8 B3 A17 B16 B4 A7 A8 A4 A77 B118 A16 B20 B112 A113 A20M# STPCLK# SLP# SMI# LINT0 LINT1 HINIT# FERR# IGNNE# 4,8 4,8 4,8 4,8 4,8 4,8 4,8 C 4,8 4,8 VCC3_3 4,8 4 4 4 4,6 34 R389 220 4,7,9 4,34 4,10,34 B 4,10,34 4,10,34 4,10,34 4,10,34 4,10,34 4,10,12,34 4,10,34 4,10,34 A TITLE: INTEL(R) 820 CHIPSET DUAL PROCESSOR CUSTOMER REFERENCE BOARD REV: PROCESSOR CONNECTOR 3.03 R PCD PLATFORM DESIGN DRAWN BY: PROJECT: 1900 PRAIRIE CITY ROAD FOLSOM, CALIFORNIA 95630 LAST REVISED: SHEET: 11-29-1999_14:45 6 OF 38 3 2 1