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EM84510FP 参数 Datasheet PDF下载

EM84510FP图片预览
型号: EM84510FP
PDF下载: 下载PDF文件 查看货源
内容描述: PS / 2滚轮鼠标控制器 [PS/2 SCROLLING MOUSE CONTROLLER]
分类和应用: 外围集成电路光电二极管控制器局域网
文件页数/大小: 19 页 / 110 K
品牌: ELAN [ ELAN MICROELECTRONICS CORP ]
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EM84510  
PS/2 SCROLLING MOUSE CONTROLLER  
iii). The counter accumulators are cleared after receiving any command except Resend.  
iv). EM84510 receives a Resend command ( FE ), it transmit its last packet of data.  
v). In the stream mode Resendis received by EM84510 following a 3-byte data packet transmission  
to the system. EM84510 resend the 3-byte data packet prior to clearing the counter.  
vi). A response is sent within 25 ms if  
a). The system requires a response  
b). An error is detected in the transmission  
vii). When a command requiring a response is issued by the system ,another command should not be issue  
until either the response is received or 25ms has passed.  
E). PS/2 Mouse Commands Description:  
There are 16 valid commands that transmits between the system and EM84510. The FAcode is always the  
first response to any valid input received from the system other than a Set Wrap Mode or Resend command.  
The following table list the commands:  
Hex Code  
Command  
EM84510 echo code  
FF  
Reset  
FA,AA,00  
FE  
Resend  
XX,(XX,XX)  
F6  
Set Default  
FA  
F5  
Disable  
FA  
F4  
Enable  
FA  
F3,XX  
F2  
F0  
Set Sampling Rate  
Read Device Type  
Set Remote Mode  
Set Wrap Mode  
Reset Wrap Mode  
Read Data  
Set Stream Mode  
Status Request  
Set Resolution  
Set Autospeed  
Reset Autospeed  
FA,FA  
FA,00  
FA  
FA  
EE  
EC  
EB  
EA  
E9  
E8,XX  
E7  
FA  
FA,XX,XX,XX  
FA  
FA,XX,XX,XX  
FA,FA  
FA  
E6  
FA  
The following describes valid commands:  
a). Reset ( FF )  
EM84510 operation:  
i). Completion the reset.  
ii). Transmitted FA,AA,00 to the system.  
iii). Set default:  
sampling rate: 100 reports/s  
non-autospeed  
* This specification are subject to be changed without notice.  
5.30.2001  
5