eKM8050
Preliminary
USB & PS/2 Optical Mouse Controller
USB function Description
Each Descriptor in USB Mode.
Descriptor Type
Byte1 Byte2 Byte3 Byte4 Byte5 Byte6 Byte7 Byte8
12
67
00
09
32
09
00
09
00
07
05
19
95
75
A1
25
C0
3C
01
01
12
01
02
10
02
01
02
00
01
00
00
00
00
08
02
Device Descriptor
22
00
10
00
00
01
01
01
00
01
03
01
00
01
22
A0
02
48
Configuration Descriptor
Interface Descriptor
04
21
HID Descriptor
Endpoint
05
01
01
03
05
00
7F
09
15
B1
81
09
29
75
81
09
75
38
00
22
03
02
03
01
03
30
08
95
25
95
04
A1
15
81
05
09
95
01
01
07
00
01
00
02
01
31
02
81
75
B1
0A
05
25
95
09
15
81
06
01
01
09
01
01
01
81
06
09
95
C0
HID Report Descriptor
USB Mouse Report Data Type
Bit7
0
Bit6
0
Bit5
0
Bit4
Bit3
Bit2
Bit1
Bit0
Byte0
Byte1
0
0
M
R
L
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
X-AXIS
Bit7
Bit7
Bit6
Bit6
Bit5
Bit5
Bit4
Bit3
Bit2
Bit2
Bit1
Bit1
Bit0
Bit0
Byte2
Byte3
Y-AXIS
Bit4
Bit3
5
2003/7/1
ELAN [ ELAN MICROELECTRONICS CORP ]
