EM83702
ALL IN ONE MOUSE CONTROLLER
TIMING DIAGRAM
(A) P/S output:
Key in/release
Mouse RXD
Tms
Tms
Microsoft RXD
Tmx
Tmx
(B) Bytes structure:
Mouse RXD
1st
2nd
3rd
4th
5th
Microsoft RXD
(C) Bits structure:
(1) Mouse
RXD LINE
Data bit no.
Ts
1st
2nd
3rd
0
Td
1
Td
2
Td
3
Td
4
Td
5
Td
6
Td
7
Td
0
Tp
1
(2) Microsoft
RXD LINE
Data bit no.
Ts
0
Td
1
Td
2
Td
3
Td
4
Td
5
Td
6
Td
0
Tp
Tp
1
#(D) mode select timing:
(1) Mouse system
RTS
Trd
>
<Trb
RXD
>
two byte "C8" code
<
Reset code
"C8" Bit no.
(2) Microsoft
RTS
>
Trd
<
Ts
0
1
2
3
4
5
6
7
Tp
RXD
>
"CD" code
<
Reset code
"CD" Bit no.
Ts
0
1
2
3
4
5
6
7
Tp
* This specification are subject to be changed without notice.
4.15.1996
7