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SC84510AP 参数 Datasheet PDF下载

SC84510AP图片预览
型号: SC84510AP
PDF下载: 下载PDF文件 查看货源
内容描述: PS / 2滚轮鼠标CONTROLIER [PS/2 SCROLLING MOUSE CONTROLIER]
分类和应用:
文件页数/大小: 17 页 / 178 K
品牌: SILAN [ SILAN MICROELECTRONICS JOINT-STOCK ]
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Silan  
Semiconductorsꢀ  
SC84510  
(D) PS/2 Mouse Error Handling:  
(a) A Resend command (FE) following receipt of an invalid input or any input with incorrect parity.  
(b) If two invalid input are received in succession, an error code of hex FC send to the system.  
(c) The counter accumulators are cleared after receiving any command except “Resend”.  
(d) SC84510 receives a Resend command (FE), it transmit its last packet of data.  
(e) In the stream mode “Resend” is received by SC84510 following a 3-byte data packet transmission to the  
system. SC84510 resend the 3-byte data packet prior to clearing the counter.  
(f) A response is sent within 25 ms if  
a The system requires a response  
b An error is detected in the transmission  
(g) 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 SC84510. The “FA” code 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:  
The following describes valid commands:  
Hex Code  
FF  
Command  
Reset  
SC84510 echo code  
FA, AA, 00  
FE  
Resend  
XX, (XX, XX)  
F6  
Set Default  
FA  
F5  
Disable  
FA  
F4  
Enable  
FA  
F3, XX  
F2  
Set Sampling Rate  
Read Device Type  
Set Remote Mode  
Set Wrap Mode  
Reset Wrap Mode  
Read Data  
FA, FA  
FA, 00  
F0  
FA  
EE  
FA  
EC  
FA  
EB  
FA, XX, XX, XX  
EA  
Set Stream Mode  
Status Request  
Set Resolution  
Set Auto-speed  
Reset Auto-speed  
FA  
E9  
FA, XX, XX, XX  
E8, XX  
E7  
FA, FA  
FA  
E6  
FA  
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD  
Rev: 1.0  
2000.12.31ꢀ  
8