EM84530 데이터 시트보기 (PDF) - ELAN Microelectronics
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EM84530 Datasheet PDF : 14 Pages
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EM84530
2-IN-ONE MOUSE CONTROLLER
m). Status Request ( E9 )
Preliminary
When this command is issued by the system, EM84530 respond with a 3-byte status report as follows:
Byte
Bit
1
0
1
2
3
4
5
6
7
2
0-7
3
0-7
Description
1 = Right button pressed
1 = Middle button pressed
1 = Left button pressed
Reserved
0 = Normal speed, 1 = Autospeed
0 = Disabled, 1 = Enabled
0 = Stream mode, 1 = Remote mode
Reserved
Current resolution setting ( D0 - D7 )
Current sampling rate ( D0 - D7 )
n). Set Resolution ( E8,XX )
EM84530 provides four resolutions selected by the second byte of this command as follows:
Second Byte XX
00
01
02
03
Resolution
8 dots/count
4 dots/count
2 dots/count
1 dots/count
o). Set Autospeed ( E7 )
At the end of a sample interval in the stream mode, the current X and Y data values are converted new values.
The sign bits are not involved in this conversion. The conversion is only in stream mode. The relationship
between the input and output count follows:
Input
0
1
2
3
4
5
N(≥6 )
Ouput
0
1
1
3
6
9
2.0*N
p). Reset Autospeed ( E6 )
This command restore normal speed.
* This specification are subject to be changed without notice.
6.28.1999 8
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