eKM8053
USB & PS/2 Optical Mouse Controller
◆PS/2 function description
◇PS/2 Mouse Commands Description
Hex Code
FF
Command
eKM8051 echo code
Reset
FA,AA,00
XX,(XX,XX)
FA
FE
Resend
Set Default
Disable
F6
F5
FA
F4
Enable
FA
F3,XX
F2
Set Sampling Rate FA,FA
Read Device Type
Set Remote Mode
Set Wrap Mode
Reset Wrap Mode
Read Data
FA,00
F0
FA
EE
FA
EC
FA
EB
FA,XX,XX,XX
EA
Set Stream Mode
Status Request
Set Resolution
Set Autospeed
Reset Autospeed
FA
E9
FA,XX,XX,XX
E8
FA,FA
FA
E7
E6
FA
◇Microsoft PS/2 scrolling mouse & 3D5K mode
(A) Entering procedure of PS/2 scrolling mouse: Except in WRAP mode, while eKM8051 received the
following consecutive command.
i. F3 C8 ---- set sampling rate 200/sec
ii. F3 64 ---- set sampling rate 100/sec
iii. F3 50 ---- set sampling rate 80/sec
(B) Entering procedure of 3D5K mode: after eKM8051 enter scrolling mouse mode (Mouse ID = 03),
while eKM8051 received the following consecutive command.eKM8051 will enter 3D5K mode
(Mouse ID:04)
i F3 C8 ------- set sampling rate 200/sec
ii F3 C8 ---- set sampling rate 200/sec
iii F3 50 ---- set sampling rate 80/sec
(C) Operating in PS/2 scrolling mouse:
a. All of the commands in legacy mode still be valid.
b. The ID code of read device type command (F2) will changed from "00" to be "03".
c. Data report will be four bytes format:
5
This specification is subject to be changed without notice
Revision1.01 (5300)
2006/7/11
ELAN [ ELAN MICROELECTRONICS CORP ]
