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INSTALLATIONS
22 MB820 User’s Manual
IDE, IDE2: Primary and Secondary IDE Connectors
Signal Name Pin # Pin # Signal Name
Reset IDE 1 2 Ground
Host data 7 3 4 Host data 8
Host data 6 5 6 Host data 9
Host data 5 7 8 Host data 10
Host data 4 9 10 Host data 11
Host data 3 11 12 Host data 12
Host data 2 13 14 Host data 13
Host data 1 15 16 Host data 14
Host data 0 17 18 Host data 15
Ground 19 20 Protect pin
DRQ0 21 22 Ground
Host IOW 23 24 Ground
Host IOR 25 26 Ground
IOCHRDY 27 28 Host ALE
DACK0 29 30 Ground
IRQ14 31 32 No connect
Address 1 33 34 No connect
Address 0 35 36 Address 2
Chip select 0 37 38 Chip select 1
IDE1
Activity 39 40 Ground
Signal Name Pin # Pin # Signal Name
Reset IDE 1 2 Ground
Host data 7 3 4 Host data 8
Host data 6 5 6 Host data 9
Host data 5 7 8 Host data 10
Host data 4 9 10 Host data 11
Host data 3 11 12 Host data 12
Host data 2 13 14 Host data 13
Host data 1 15 16 Host data 14
Host data 0 17 18 Host data 15
Ground 19 20 Protect pin
DRQ1 21 22 Ground
Host IOW 23 24 Ground
Host IOR 25 26 Ground
IOCHRDY 27 28 Host ALE
DACK1 29 30 Ground
IRQ15 31 32 No connect
Address 1 33 34 No connect
Address 0 35 36 Address 2
Chip select 0 37 38 Chip select 1
IDE2
Activity 39 40 Ground