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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  
stream mode  
2 dots/count  
disable  
b). Resend ( FE )  
i). Any time EM84510 receives an invalid command, it returns a Resend command to the system.  
ii). When EM84510 receives a Resend command, it retransmits its last packet of data. If the last packet was  
a Resend command, it transmits the packet just prior to the Resend command.  
iii). In stream mode, if a Resend command is received by EM84510 immediately following a 3-byte data  
packet transmission to the system.  
c). Set Default ( F6 )  
The command reinitializes all conditions to the power-on defaults.  
d). Disable ( F5 )  
This command is used in the stream mode to stop transmissions from EM84510.  
e). Enable ( F4 )  
Begins transmissions, if in stream mode.  
f). Set Sampling Rate ( F3,XX )  
In the stream mode, this command sets the sampling rate to the value indicated by byte hex XX,  
shown in following:  
Second byte XX  
Sample Rate  
0A  
10/sec  
14  
28  
3C  
50  
64  
C8  
20/sec  
40/sec  
60/sec  
80/sec  
100/sec  
200/sec  
g). Read Device Type ( F2 )  
EM84510 always echoes FA,00 following this command.  
h). Set Remote Mode ( F0 )  
Data value are reported only in response to a Read Data command.  
i). Set Wrap Mode ( EE )  
Wrap mode remains until Reset ( FF ) or Reset Wrap Mode( EC ) is received.  
j). Reset Wrap Mode ( EC )  
EM84510 returns to the previous mode of operation after receiving this command.  
k). Read Data ( EB )  
This command is executed in either remote or stream mode. The data is transmitted even if there has been  
no movement since the last report or the button status is unchanged. Following a Read Data command,  
the registers are cleared after a data transmission.  
5.30.2001  
* This specification are subject to be changed without notice.  
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