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Connector pinout: EISA PINOUT: EISA pin name direction description color 1 CMD# Command Phase 2 START# Start Phase 3 EXRDY EISA Ready 4 EX32# EISA Slave Size 32 5 GND Ground 6 KEY Access Key 7 EX16# EISA Slave Size 16 8 SLBURST# Slave Burst 9 MSBURST# Master Burst 10 W/R# Write/Read 11 GND Ground 12 RES RESERVED 13 RES Reserved 14 RES Reserved 15 GND Ground 16 KEY Access Key 17 BE1# Byte Enable 1 18 LA31# Latchable Addressline 31 19 GND Ground 20 LA30 Latchable Addressline 30 21 LA28 Latchable Addressline 28 22 LA27 Latchable Addressline 27 23 LA25 Latchable Addressline 25 24 GND Ground 25 KEY Access Key 26 LA15 Latchable Addressline 15 27 LA13 Latchable Addressline 13 28 LA12 Latchable Addressline 12 29 LA11 Latchable Addressline 11 30 GND Ground 31 LA9 Latchable Addressline 9 32 GND Ground 33 +5V +5 VDC 34 +5V +5 VDC 35 -- -- 36 -- -- 37 KEY Access Key 38 -- -- 39 -- -- 40 +12V +12 VDC 41 M/IO# Memory/Input-Output 42 LOCK# Lock bus 43 RES Reserved 44 GND Ground 45 RES Reserved 46 BE3# Byte Enable 3 47 KEY Access Key 48 BE2# Byte Enable 2 49 BE0# Byte Enable 0 50 GND Ground 51 +5V +5 VDC 52 LA29# Latchable Addressline 29 53 GND Ground 54 LA26# Latchable Addressline 26 55 LA24# Latchable Addressline 24 56 KEY Access Key 57 LA16 Latchable Addressline 16 58 LA14 Latchable Addressline 14 59 +5V +5 VDC 60 +5V +5 VDC 61 GND Ground 62 LA10 Latchable Addressline 10 63 LA7 Latchable Addressline 7 64 GND Ground 65 LA4 Latchable Addressline 4 66 LA3 Latchable Addressline 3 67 GND Ground 68 KEY Access Key 69 D17 Data 17 70 D19 Data 19 71 D20 Data 20 72 D22 Data 22 73 GND Ground 74 D25 Data 25 75 D26 Data 26 76 D28 Data 28 77 KEY Access Key 78 GND Ground 79 D30 Data 30 80 D31 Data 31 81 MREQx Master Request 82 LA8 Latchable Addressline 8 83 LA6 Latchable Addressline 6 84 LA5 Latchable Addressline 5 85 +5V +5 VDC 86 LA2 Latchable Addressline 2 87 KEY Access Key 88 D16 Data 16 89 D18 Data 18 90 GND Ground 91 D21 Data 21 92 D23 Data 23 93 D24 Data 24 94 GND Ground 95 D27 Data 27 96 KEY Access Key 97 D29 Data 29 98 +5V +5 VDC 99 +5V +5 VDC 100 MAKx Master Acknowledge