EM84510AP ELAN Microelectronics Corp, EM84510AP Datasheet - Page 13

• Manufacturer Part Number: EM84510AP
• Description: PS/2 SCROLLING MOUSE CONTROLLER
• Manufacturer: ELAN Microelectronics Corp

AC Timing point:
* This specification are subject to be changed without notice.
(B) Sending DATA
CLK OUTPUT SIGNAL
EM84510 I/O pin equivalent circuit :
R,M,L :
CLK :
PS2 MOUSE ENABLE
(R,M,L)
CLK
DATA
CLK INPUT SIGNAL
X1,X2,Y1,Y2 PIN
DATA,
CLK PIN
CLK,DATA PIN
L,M,R PIN
>
Tsdc
V
>
DD
<
Start
Tsci
-2.6
CLK
INTERNAL SIGNAL
Bit
1st
>
(R,M,L)
<
Tscd
<
CLK
• • • • • • • • •
2nd
V
CC
Bit0 -Bit7
>
CLK
Tsca
<
DATA :
X1,X2,Y1,Y2 :
• • •
PS/2 SCROLLING MOUSE CONTROLLER
X1,X2,Y1,Y2
V
4
DD
V
CC
• • • • •
CLK
10th
PS2 MOUSE ENABLE
Parity
+
-
DATA OUTPUT SIGNAL
Bit
12.5K
13.2K
51k
DATA INPUT SIGNAL
30K
>
V
DD
Tpi
CLK
11th
13.2K
V
1.6V
V
V
V
12.5K
V
V
SS
SS
DD
SS
DD
Stop
SS
<
+0.4V
Bit
+0.8V
-0.8V
V
DD
80µA
-
+
• • • • • • • • • • •
• • • • • • • • •
PHASE DIGITAL SIGNAL
V
CC
5.30.2001
V
EM84510
CC
DATA
13