FDC37C669-MT SMSC, FDC37C669-MT Datasheet - Page 118

• Manufacturer Part Number: FDC37C669-MT
• Description: IC CTRLR SUPER I/O FLPPY 100TQFP
• Manufacturer: SMSC

Specifications of FDC37C669-MT

• Controller Type: I/O Controller
• Interface: ISA Host
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Supply: 25mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1008

;-----------------------------.
; ENTER CONFIGURATION MODE
;-----------------------------'
MOV
MOV
CLI
OUT
OUT
STI
;-----------------------------.
; CONFIGURE REGISTERS CR0-CRx
;-----------------------------'
MOV
MOV
OUT
MOV
MOV
OUT
;
MOV
MOV
OUT
MOV
MOV
OUT
;
; Repeat for all CRx registers
;
;-----------------------------.
; EXIT CONFIGURATION MODE
;-----------------------------'
MOV
MOV
OUT
DX,3F0H
AX,055H
DX,AL
DX,AL
DX,3F0H
AL,00H
DX,AL ; Point to CR0
DX,3F1H
AL,3FH
DX,AL ; Update CR0
DX,3F0H
AL,01H
DX,AL ; Point to CR1
DX,3F1H
AL,9FH
DX,AL ; Update CR1
DX,3F0H
AX,0AAH
DX,AL
;
; disable interrupts
; enable interrupts
;
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