ide管脚界说图

IDE 电缆外观为：

引脚界说

Pin	Name	Dir	DescripTIon
1	/RESET		Ground
3	DD7	” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>	Data 8
5	DD6	” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>	Data 9
7	DD5	” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>	Data 10
9	DD4	” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>	Data 11
11	DD3	” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>	Data 12
13	DD2	” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>	Data 13
15	DD1	” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>	Data 14
17	DD0	” src=”mhtml:/article/UploadPic/2008-1/2008131124444100.gif” width=32 border=0>	Data 15
19	GND		Ground
20	KEY	–	Key
21	n/c	–	Not connected
22	GND		Ground
23	/IOW		Ground
25	/IOR		Ground
27	IO_CH_RDY
28	ALE		Ground
31	IRQR		Interrupt Request
32	/IOCS16	?	IO ChipSelect 16
33	DA1	” src=”mhtml:/article/UploadPic/2008-1/2008131124443689.gif” width=32 border=0>	Address 0
36	DA2	” src=”mhtml:/article/UploadPic/2008-1/2008131124443689.gif” width=32 border=0>	(1F0-1F7)
38	/IDE_CS1	” src=”mhtml:/article/UploadPic/2008-1/2008131124443689.gif” width=32 border=0>	Led driver
40	GND		Ground

住宅和商用空调及热泵通过采用碳化硅器件，从容应对盛夏炎热