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HT82M938R Datasheet

  • HT82M938R

  • 27MHz 3D PS2 Mouse Controller

  • 12頁

  • HOLTEK

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HT82M938T/HT82M938R
27MHz 3D PS2 Mouse Controller
Features
路
Compatible with Microsoft Windows 2000 and
路
Z axis can support optomechanical and mechanical
5-Button Wheel Mouse
路
Compatible with Microsoft Intelli 3D PS/2 and IBM
scroller input
路
Crystal oscillator system frequency 6MHz for trans-
PS/2 mouse compatible
路
Supports rolling buttons in 3D PS/2 mouse mode
路
Supports five buttons (R,M,L,B4,B5) and three axes
mitter and 6MHz for receiver
路
27MHz Single Channel with 8 ID Code
路
Transmitter 20-pin SOP and receiver 16-pin SOP
( X,Y,Z)input
package
General Description
The HT82M938T/HT82M938R is a Plug & Play 27MHz
RF 5 Buttons 3D PS/2 mouse controller transmitter and
receiver. It is compatible with Microsoft Intelli 3D PS/2
Wheel Mouse. The operation of the Z axis can support
optomechanical and mechanical scroller input.
Pin Assignment
T r a n s m itte r
Z 1
1
2
3
L
4
5
6
7
8
9
1 0
B 4
B 5
V S S
N C
X 1
X 2
R
M
2 0
1 9
1 8
1 7
1 6
1 5
1 4
1 3
1 2
1 1
Z 2
IR _ O N
R . _ O U T
R . _ E N
O S C 2
O S C 1
V D D
R E S E T
Y 2
Y 1
N C
1
2
3
4
5
6
7
8
D A T A
N C
N C
N C
V S S
N C
C L K
1 6
1 5
1 4
1 3
1 2
1 1
1 0
9
N C
L E D
R E S _ C H
O S C 2
O S C 1
V D D
R E S E T
R . _ IN
R e c e iv e r
H T 8 2 M 9 3 8 T
2 0 S O P -A
H T 8 2 M 9 3 8 R
1 6 S O P -A
Pin Description
Transmitter
Pin No.
1, 20
Pin Name
Z1, Z2
I/O
I
I
戮
I
I
I
戮
I
O
Description
Z-axis input supports two kinds of scroller input; optomechanical and mechani-
cal.
Input ports with pull-high 12kW resistor. These pads can function as Left, Right,
Middle, B4 and B5 button lines.
Negative power supply, ground
X-axis photo input
Y-axis photo input
Chip reset input, low active
5V positive power supply
6MHz OSC input
6MHz OSC output
2, 3, 4, 5, 6 R, M, L, B4, B5
7
9, 10
11, 12
13
14
15
16
VSS
X, X2
Y1, Y2
RESET
VDD
OSC1
OSC2
Rev. 1.30
1
October 29, 2002

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