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F71869A 参数 Datasheet PDF下载

F71869A图片预览
型号: F71869A
PDF下载: 下载PDF文件 查看货源
内容描述: 超级I / O +硬件监控 [Super I/O + Hardware Monitor]
分类和应用: 监控
文件页数/大小: 156 页 / 1561 K
品牌: FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
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F71869A  
This is an open drain output.  
FDC function is selected by register setting.  
GPIO33  
WDATA#  
GPIO34  
I/OD14st,5v  
OD14,5v  
3VCC  
3VCC  
Default General Purpose IO.  
Write data. This logic low open drain writes pre-compensation  
serial data to the selected FDD. An open drain output.  
FDC function is selected by register setting.  
Default General Purpose IO.  
10  
11  
I/OD14st,5v  
Direction of the head step motor. An open drain output. Logic  
1 = outward motion  
DIR#  
OD14,5v  
Logic 0 = inward motion  
FDC function is selected by register setting.  
Default General Purpose IO. (Suppot scan / make code  
setting).  
3VCC  
3VCC  
GPIO35  
I/OD14st,5v  
12  
13  
Step output pulses. This active low open drain output produces  
a pulse to move the head to another track.  
FDC function is selected by register setting.  
STEP#  
OD14,5v  
GPIO36  
I/OD14st,5v  
Default General Purpose IO. (Suppot scan code setting).  
Head select. This open drain output determines which disk  
drive head is active.  
HDSEL#  
OD14,5v  
Logic 1 = side 0  
Logic 0 = side 1  
FDC function is selected by register setting.  
Default General Purpose IO. (Suppot scan code setting).  
GPIO37  
I/OD14st,5v  
OD14,5v  
3VCC  
3VCC  
14  
15  
Write enable. An open drain output.  
WGATE#  
FDC function is selected by register setting.  
Default General Purpose IO. Support volume up control from  
LPC (Suppot scan code setting).  
GPIO50  
RDATA#  
GPIO51  
I/OOD12st,5v  
INst,5v  
The read data input signal from the FDD.  
FDC function is selected by register setting.  
Default General Purpose IO. Support volume down control  
from LPC (Suppot scan code setting).  
3VCC  
3VCC  
I/OOD12st,5v  
Track 0. This Schmitt-triggered input from the disk drive is  
active low when the head is positioned over the outermost  
track.  
16  
17  
TRK0#  
GPIO52  
INDEX#  
INst,5v  
I/OOD12st,5v  
INst,5v  
FDC function is selected by register setting.  
Default General Purpose IO. Support mute control from LPC  
(Suppot scan code setting).  
This Schmitt-triggered input from the disk drive is active low  
when the head is positioned over the beginning of a track  
marked by an index hole.  
FDC function is selected by register setting.  
Default General Purpose IO. Support PWM up for FANCTL3  
(Suppot scan code setting).  
3VCC  
3VCC  
GPIO53  
WPT#  
I/OOD12st,5v  
18  
19  
Write protected. This active low Schmitt input from the disk  
drive indicates that the diskette is write-protected.  
FDC function is selected by register setting.  
Default General Purpose IO. Support PWM down for  
INst,5v  
GPIO54  
I/OOD12st,5v  
13  
Oct., 2011  
V0.19P