參數(shù)資料
型號: FDC37C666GT
廠商: STANDARD MICROSYSTEMS CORP
元件分類: 存儲控制器/管理單元
英文描述: High-Performance Multi-Mode Parallel Port Super I/O Floppy Disk Controllers
中文描述: 1 Mbps, IDE COMPATIBLE, FLOPPY DISK DRIVE CONTROLLER, PQFP100
封裝: QFP-100
文件頁數(shù): 27/152頁
文件大?。?/td> 621K
代理商: FDC37C666GT
27
PS/2 Model 30 Mode
BIT 0 nDRIVE SELECT 2
Active low status of the DS2 disk interface
output.
BIT 1 nDRIVE SELECT 3
Active low status of the DS3 disk interface
output.
BIT 2 WRITE GATE
Active high status of the latched WGATE output
signal. This bit is latched by the active going
edge of WGATE and is cleared by the read of
the DIR register.
BIT 3 READ DATA
Active high status of the latched RDATA output
signal. This bit is latched by the inactive going
edge of RDATA and is cleared by the read of the
DIR register.
BIT 4 WRITE DATA
Active high status of the latched WDATA output
signal. This bit is latched by the inactive going
edge of WDATA and is cleared by the read of
the DIR register. This bit is not gated with
WGATE.
BIT 5 nDRIVE SELECT 0
Active low status of the DS0 disk interface
output.
BIT 6 nDRIVE SELECT 1
Active low status of the DS1 disk interface
output.
BIT 7 nDRV2
Active low status of the DRV2 disk interface
input.
7
6
5
4
3
2
1
0
nDRV2
nDS1
nDS0
WDATA
F/F
0
RDATA
F/F
0
WGATE
F/F
0
nDS3
nDS2
RESET
COND.
N/A
1
1
1
1
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