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參數資料
型號: W83877AF
廠商: WINBOND ELECTRONICS CORP
元件分類: 外設及接口
英文描述: Multi-Function I/O Port Controller(多功能輸入/輸出口控制器)
中文描述: MULTIFUNCTION PERIPHERAL, PQFP100
封裝: QFP-100
文件頁數: 36/171頁
文件大小: 1634K
代理商: W83877AF
W83877AF
Publication Release Date: Dec. 1996
Preliminary Version 0.52
- 34 -
1
2
3
4
5
6
7
0
WP
INDEX
HEAD
TRAK0
STEP F/F
DRQ
INIT PENDING
DIR
INIT PENDING (Bit 7):
This bit indicates the value of the floppy disk interrupt output.
DRQ (Bit 6):
This bit indicates the value of DRQ output pin.
STEP F/F (Bit 5):
This bit indicates the complement of latched STEP output.
TRAK0 (Bit 4):
This bit indicates the complement of TRAK0 input.
HEAD (Bit 3):
This bit indicates the value of HEAD output.
0
side 1
1
side 0
INDEX (Bit 2):
This bit indicates the complement of INDEX output.
WP (Bit 1):
0
1
disk is not write-protected
disk is write-protected
DIR (Bit 0)
This bit indicates the direction of head movement.
0
inward direction
1
outward direction
相關PDF資料
PDF描述
W83877ATD enhanced version from Winbonds most popular I/O chip W83877F
W83877ATF enhanced version from Winbonds most popular I/O chip W83877F
W83877 WINBOND I/O
W83877F WINBOND I/O
W83877TD I/O chip disk drive adapter
相關代理商/技術參數
參數描述
W83877ATD 制造商:WINBOND 制造商全稱:Winbond 功能描述:enhanced version from Winbonds most popular I/O chip W83877F
W83877ATF 制造商:WINBOND 制造商全稱:Winbond 功能描述:enhanced version from Winbonds most popular I/O chip W83877F
W83877F 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83877TD 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83877TF 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O