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FDC37C78-HT Datasheet(PDF) 20 Page - Microchip Technology

Part # FDC37C78-HT
Description  Floppy Disk Controller
Download  82 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

FDC37C78-HT Datasheet(HTML) 20 Page - Microchip Technology

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20
DIGITAL INPUT REGISTER (DIR)
Address 3F7 READ ONLY
This register is read-only.
BIT 0 - 6 UNDEFINED
The data bus outputs D0 - 6 will remain in a high
impedance state during a read of this register.
BIT 7 DSKCHG
This bit monitors the pin of the same name and
reflects the opposite value seen on the disk cable.
7
6
5
4
3
2
1
0
DSK
CHG
RESET
COND.
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A


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