eKM8053
USB & PS/2 Optical Mouse Controller
1 Revision1.01 (5300) 2006/7/11 This specification is subject to be changed without notice
1. General Description
The eKM8053 is a Mouse Controller designed to control both USB & PS/2 Optical
Mouse device. This Mouse Controller can auto detect USB or PS/2 mode, and supports
X,Y,Z three axes , and L, R, M, P and N five buttons under both USB and PS2 mode.
2. Features
◆Universal Serial Bus Specification, version 1.1
◆USB HID Specification, version 1.1
◆Auto-detecting PS/2 port or USB port.
◆Compatible with Microsoft 3D PS/2 mouse.
◆Support 3D (X,Y,Z) 5 Key (L,R,M,P,N) input.
◆Support Z/2 Z-axis input type.
◆Support Agilent HDNS-2051 & 2610 & 2620 Optical Mouse Sensor.
◆Firmware simulates 800DPI for 2610/2620 Optical Sensor.
◆Applications：
◇3D, 3 Buttons USB and PS/2 Combo Mouse
◇3D, 5 Buttons USB and PS/2 Combo Mouse.
◆Package：
◇18 Pin PDIP (300MIL) eKM8053BP 3D 3K
◇18 Pin SOP (300MIL) eKM8053BM 3D 3K
◇20 Pin PDIP (300MIL) eKM8053CP 3D 5K
◇20 Pin SOP (300MIL) eKM8053CM 3D 5K
eKM8053
USB & PS/2 Optical Mouse Controller
2 Revision1.01 (5300) 2006/7/11 This specification is subject to be changed without notice
3. Pin assignment
◆ eKM8053B (18-Pin) for 3D3Buttons
□□□□□□□□
4 3 2 1 18171615
CPIS□ 1z 18 □Z1 (0,0)
L KEY□ 2 17 □Z2 +
R KEY□ 3 16 □IR_C
M KEY□ 4 15 □PD
SCLK□ 5 14 □SDIO
K_OP□ 6 13 □D+ / CLK □5 14
□
VSS□ 7 12 □D- / DATA □6 X
□
V3.3□ 8 11 □VDD □7 8 9 101112 13 □
OSCI□ 9 10 □OSCO □ □□□□
eKM8053B (18-Pin) Bounding PAD
Symbol I/O PIN Function
CPIS I 1 400/800 CPI Selection Pin，V3.3 : 800 CPI ；GND : 400 CPI
L KEY I 2 Left Key Input
R KEY I 3 Right Key Input
M KEY I 4 Middle Key Input
SCLK I/O 5 Serial Clock to Agilent sensor IC SCLK
K_OP I 6 3D3K/3D5K Selection Pin，Connect to V3.3 for 3D3K；Pull Low 1Mohm to GND for 3D5K
VSS - 7 GND
V3.3V O 8 3.3V DC voltage output from internal regulator. This pin has to be tied to a 4.7μF capacitor.
OSCI I 9 6MHz ceramic resonator input.
OSCO I/O 10 Return path for 6-MHz ceramic resonator.
VDD - 11 5 V Power Input
D- / DATA I/O 12 USB D- or PS/2 Data I/O
D+ / CLK I/O 13 USB D+ or PS/2 CLK I/O
SDIO I/O 14 Serial Data from Agilent sensor IC SDIO
PD I
15 2051 Power Down Pin
IR_C I/O 16 IR Control Pin#1
Z2 I
17 Z axis Input 2
Z1 I
18 Z axis Input 1
eKM8053
USB & PS/2 Optical Mouse Controller
3 Revision1.01 (5300) 2006/7/11 This specification is subject to be changed without notice
◆ eKM8053C (20-Pin) for 3D5Buttons
□□□□□□□□
4 3 2 1 20191817
CPIS□ 1z 20 □Z1
L KEY□ 2 19 □Z2 (0,0)
R KEY□ 3 18 □IR_C +
M KEY□ 4 17 □PD
SCLK□ 5 16 □SDIO
P KEY/K_OP□ 6 15 □N KEY
VSS□ 7 14 □D+ / CLK □5
16 □
VSS□ 8 13 □D- / DATA □6
15 □
V3.3□ 9 12 □VDD □89 10111213
14 □
OSCI□ 10 11 □OSCO □ □□□□
eKM8053C (20-Pin) Bounding PAD
Symbol I/O PIN Function
CPIS I 1 400/800 CPI Selection Pin ; V3.3 : 800 CPI ; GND : 400 CPI
L KEY I 2 Left Key Input
R KEY I 3 Right Key Input
M KEY I 4 Middle Key Input
SCLK I/O 5 Serial Clock to Agilent sensor IC SCLK
K_OP I 6 3D3K/3D5K Selection Pin，Connect to V3.3 for 3D3K；Pull Low 1Mohm to GND for 3D5K
P KEY I 6 Previous KEY Input
VSS - 7,8 GND
V3.3V O 9 3.3V DC voltage output from internal regulator. This pin has to be tied to a 4.7μF capacitor.
OSCI I 10 6MHz ceramic resonator input.
OSCO I/O 11 Return path for 6-MHz ceramic resonator.
VDD - 12 5 V Power Input
D- / DATA I/O 13 USB D- or PS/2 Data I/O
D+ / CLK I/O 14 USB D+ or PS/2 CLK I/O
N KEY I 15 Next KEY Input
SDIO I/O 16 Serial Data from Agilent sensor IC SDIO
PD I
17 2051 Power Down Pin
IR_C I/O 18 IR Control Pin#1
Z2 I
19 Z axis Input 2
Z1 I 20 Z axis Input 1
eKM8053
USB & PS/2 Optical Mouse Controller
4 Revision1.01 (5300) 2006/7/11
4. Function description
Z
DETECT
CIRCUIT
X-COUNTER
Y-COUNTER
Z-COUNTER
MODE
SELECTOR
DATA
I/O D+/CLK
D-/DATA
BTM
REGISTER
L M R P N
SCLK
SDIO
Z1
Z2
LMR
DATA
PROCESS
MULTIPLEXER
USB PROTOCOL
CONTROLLER
PS/2 PROTOCOL
CONTROLLER
IR_C
SENSOR
Interface
PD
CPIS
PN
IR_C
IR_C2
Fig-1 : Function block
◆Quadrature Signal Timing Diagram
◇Z Axis Counting
Z/2 COUNTING
+1 +1 -1 -1
Z1
Z2
◇Quadrature Output Crossed Width Limit
TTTT TTTT
Z1
Z2
This specification is subject to be changed without notice
Note：For Z Axis ,T > 1ms
eKM8053
USB & PS/2 Optical Mouse Controller
5 Revision1.01 (5300) 2006/7/11 This specification is subject to be changed without notice
◆PS/2 function description
◇PS/2 Mouse Commands Description
Hex Code Command eKM8051 echo code
FF Reset FA,AA,00
FE Resend XX,(XX,XX)
F6 Set Default FA
F5 Disable FA
F4 Enable FA
F3,XX Set Sampling Rate FA,FA
F2 Read Device Type FA,00
F0 Set Remote Mode FA
EE Set Wrap Mode FA
EC Reset Wrap Mode FA
EB Read Data FA,XX,XX,XX
EA Set Stream Mode FA
E9 Status Request FA,XX,XX,XX
E8 Set Resolution FA,FA
E7 Set Autospeed FA
E6 Reset Autospeed 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:
eKM8053
USB & PS/2 Optical Mouse Controller
6 Revision1.01 (5300) 2006/7/11 This specification is subject to be changed without notice
【3D3Buttons Data Format】
Byte Bit Description
1 0 Left button status; 1 = pressed
1 Right buttson status; 1 = pressed
2 Middle button status; 1 = pressed
3 Reserve to 1
4 X data sign; 1 = negative
5 Y data sign; 1 = negative
6 X data overflow; 1 = overflow
7 Y data overflow; 1 = overflow
2 0-7 X data (D0-D7)
3 0-7 Y data (D0-D7)
4 0-7 Z data (D0-D7)
(D) Operating in 3D5K mode:
a. All of the commands in legacy mode still be valid.
b. The ID code of read device type command (F2) will changed from "03" to be "04".
c. Data report will be four bytes format:
【3D5Buttons Data Format】
Byte Bit Description
1 0 Left button status; 1 = pressed
1 Right button status; 1 = pressed
2 Middle button status; 1 = pressed
3 Reserve to 1
4 X data sign; 1 = negative
5 Y data sign; 1 = negative
6 X data overflow; 1 = overflow
7 Y data overflow; 1 = overflow
2 0-7 X data (D0-D7)
3 0-7 Y data (D0-D7)
4 0-3 Z data (D0-D3)
4 4 P KEY status; 1 = pressed
4 5 N KEY status; 1 = pressed
4 6,7 Reserve to 0
(E) Exiting Microsoft scrolling mode & 3D5K mode:
There are two ways to exit:
a. Power off.
b. Reset command (FF).
Z-axis Input Function : The Z0-Z7 limit value is ±7
Z-axis counter accumulates the Z1, Z2 phase changed by movement. This mode includes noise
immunity.
Z/2 : 2 dot per count. The wheel should stay at Z1=0, Z2=0 or Z1=1, Z2=1 Phase
eKM8053
USB & PS/2 Optical Mouse Controller
7 Revision1.01 (5300) 2006/7/11 This specification is subject to be changed without notice
◆USB function Description
【Each Descriptor in USB Mode】
Descriptor Type Byte1 Byte2 Byte3 Byte4 Byte5 Byte6 Byte7 Byte8
12 01 10 01 00 00 00 08
VID1 VID0 PID1 PID0 REV1 REV0 00 02
Device Descriptor
00 01
09 02 22 00 01 01 00 A0
Configuration Descriptor 32
09 04 00 00 01 03 01 02
Interface Descriptor 00
09 21 11 01 00 01 22 34
HID Descriptor 00
Endpoint 07 05 81 03 04 00 0A
05 01 09 02 A1 01 09 01
A1 00 05 09 19 01 29
KEY1
15 00 25 01 95
KEY1 75 01
81 02 95 01 75
KEY2 81 03
05 01 09 30 09 31 09 38
15 80 25 7F 75 08 95 03
HID Report Descriptor
81 06 C0 C0
*VID：Vendor ID (Default = 0x04F3)
*PID：Product ID (3D3K MOUSE = 0x0213 , 3D5K MOUSE = 0x0214)
*REV：Revision Number = 0x5300
*KEY1：3D3K MOUSE = 3, 3D5K MOUSE = 5
*KEY2：3D3K MOUSE = 5, 3D5K MOUSE = 3
【USB Mouse Report Data Type】
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
Byte0 0 0 0 N P M R L
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
Byte1 X-AXIS
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
Byte2 Y-AXIS
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
Byte3 Z-AXIS
*3D3K MODE , P = N = 0.
eKM8053
USB & PS/2 Optical Mouse Controller
8 Revision1.01 (5300) 2006/7/11 This specification is subject to be changed without notice
5. Absolute Maximum Rating
Symbol min Max unit
Temperature under bias 0 70 ºC
Storage temperature -65 150 ºC
Input voltage -0.5 6.0 V
Output voltage -0.5 6.0 V
6. Electrical Characteristic
(T = 25ºC, VDD=4.4~5.2V, VSS=0V)
Symbol Parameter Condition Min Type Max Unit
3.3V Regulator
VRag Output voltage of 3.3v Regulator VDD = 4.2V ~ 5.2V 3.0 3.3 3.6 V
VResetL Low Power Reset detecting low Voltage - 2.3 V
VResetH Low Power Reset detecting high Voltage 2.4 - V
MCU operating
IIL Input Leakage Current for input pins VIN=VDD,VSS - - 1
μA
VIHX Clock Input High Voltage OSCI 2.5 - - V
VILX Clock Input Low Voltage OSCI - - 1.0 V
GPIO Pins
VHL High/Low level transfer point Input 1.1 - V
VOH Output High Voltage IDrive = 5.0mA 2.4 - - V
VOL Output Low Voltage ISink = 5.0mA - - 0.4 V
IPH Input current with pull-high resister
The input pin with internal
pull-high resistor of Port6 or
port7 is connected to VSS.
- 25 -
μA
IPL Input current with pull-low resister
The input pin with internal
pull-low resistor of Port6 is
connected to VDD.
- 330 - μA
USB Interface
VOH Static Output High 2.8 - 3.6 V
VOL Static Output Low - - 0.3 V
VDI Differential Input Sensitivity 0.2 - - V
VCM Differential Input Command Mode Range
USB operation Mode
0.8 - 2.5 V
VSE Single Ended Receiver Threshold 0.8 - 2.0 V
CIN Transceiver Capacitance - - 20 pF
VRG Output Voltage of Internal Regulator 3.0 - 3.6 V
RPH
Internal Pull-high Resistor
(USB Spec 5%)
USB operation Mode
-20% 1.5 +20% kΩ
eKM8053
USB & PS/2 Optical Mouse Controller
9 Revision1.01 (5300) 2006/7/11
7. Package Diagram
◆PDIP-18L 300MIL PACKAGE OUTLINE DIMENSION(Unit:mm)
◆PDIP-20L 300MIL PACKAGE OUTLINE DIMENSION(Unit:mm)
This specification is subject to be changed without notice
eKM8053
USB & PS/2 Optical Mouse Controller
10 Revision1.01 (5300) 2006/7/11
◆SOP-18L 300MIL PACKAGE OUTLINE DIMENSION(Unit:mm)
◆SOP-20L 300MIL PACKAGE OUTLINE DIMENSION(Unit:mm)
This specification is subject to be changed without notice
eKM8053
USB & PS/2 Optical Mouse Controller
11 Revision1.01 (5300) 2006/7/11 This specification is subject to be changed without notice
8. Pad List Information
◆eKM8053B Pad Configuration
□□□□□□□□
4 3 2 1 18171615
(0,0)
+
□ 514
□
□ 6X
□
□ 7 8 9 101112 13 □
□ □□□□
◆eKM8053B Pad Name & Coordinate Table
Chip Size：1520*2580 UM
Pad Number Pad Name Pad Coordinate (X, Y)
1 CPIS 196.5, 1176.7
2 L_KEY 91.5, 1176.7
3 R_KEY -13.5, 1176.7
4 M_KEY -118.5, 1176.7
5 SCLK -652.7, -785
6 K_OP -652.7, -890
7 VSS -652.7, -997.5
8 V3.3 -304.45, -1182.6
9 OSCI 44.3, -1182.6
10 OSCO 149.3, -1182.6
11 VDD 256.9, -1182.6
12 D_MNS 364.4, -1182.6
13 D_PLUS 647.3, -1015.8
NC 647.3, -901.6
14 SDIO 647.3, -796.6
15 PD 616.5, 1176.7
16 IR_C 511.5, 1176.7
17 Z2 406.5, 1176.7
18 Z1 301.5, 1176.7
eKM8053
USB & PS/2 Optical Mouse Controller
12 Revision1.01 (5300) 2006/7/11 This specification is subject to be changed without notice
◆eKM8053C Pad Configuration
□□□□□□□□
4 3 2 1 20191817□
(0,0)
+
□ 516
□
□ 6 15 □
□ 8 9 10111213 14 □
□ □□□□
◆eKM8053C Pad Name & Coordinate Table
Chip Size：1520*2580 UM
Pad Number Pad Name Pad Coordinate (X, Y)
1 CPIS 196.5, 1176.7
2 L_KEY 91.5, 1176.7
3 R_KEY -13.5, 1176.7
4 M_KEY -118.5, 1176.7
5 SCLK -652.7, -785
6 P_KEY/K_OP -652.7, -890
7
8 VSS -652.7, -997.5
9 V3.3 -304.45, -1182.6
10 OSCI 44.3, -1182.6
11 OSCO 149.3, -1182.6
12 VDD 256.9, -1182.6
13 D_MNS 364.4, -1182.6
14 D_PLUS 647.3, -1015.8
15 N_KEY 647.3, -901.6
16 SDIO 647.3, -796.6
17 PD 616.5, 1176.7
18 IR_C 511.5, 1176.7
19 Z2 406.5, 1176.7
20 Z1 301.5, 1176.7
eKM8053
USB & PS/2 Optical Mouse Controller
13 Revision1.01 (5300) 2006/7/11
9. Application Circuit
※NOTICE DIAGRAM
15
16
V3.3
6M
7
18
7
+
2.2uF
11
14
6
10
C6
SW_DPI_800
1 2
19
Q1
3904
HLMP-ED80
5
6
1
eKM8053C
VDD
D+/CLK
D-/DATA
VSS
PD
IR_C
Z1
Z2
CPIS
P / K_OP N
OSCI
L
OSCO
R
M
SCLK
VSS
SDIO
V3.3
30P
5
18M
1M Ω
R_5K
+
4.7uF
12
17
1 2
ADNS2051_2
VDD
SCLK
SDIO
PD
R_BIN GND
GND
REFA
REFB
XY _ L E D
OSC_OUT
OSC_IN
XA
XB
YA
YB
4
C3
SW_DPI_400
1 2
3
8
4
Z-AXIS
C7
2
1 2
15
+
C8
20
+
C4
1
0.1uF
14
+
C1C2
11
16
R3
9
10
R2
PORT
VDD
VSS
D+ / CLK
D- / DATA
SHLD
2
C9
R_LED
3
+
C5
R1
8
V3.3
30P
13
13
R4
12
9
◆COMPONENTS IN DETAIL
TYPE R1 R2 R3 R4 C1 C2 C3
NORMAL
APPLICATION － － －
EFT BETTER
IMPROVEMENT
10Ω 33Ω 33Ω 1.5KΩ 10uF 0.1uF(104)
0.1uF(104)
TYPE C4 C5 C6 C7 C8 C9
NORMAL
APPLICATION －
EFT BETTER
IMPROVEMENT 10uF 10uF 0.1uF(104) 0.1uF(104) 4.7uF 4.7uF
＊＊ C5 & C6 have to be closed to MCU(VDD)
＊＊ C7 & C8 have to be closed to Sensor(VDD).
＊＊ C9 has to be closed to MCU(V3.3)
＊＊ CPIS is HIGH LEVEL(3.3V) for 800DPI；LOW LEVEL(GND) for 400DPI
＊＊ R_5K is connected to V3.3 for 3D3Key Type or 1M PULL-Low to GND for 3D5Key Type
◆R_LED For ADNS2051
LED BIN K / L / M / N / P Q R S T U
R_LED(KΩ) 15 15~18 15~22 15~27 15~33 15~37
◆R_LED For ADNS26X0
LED BIN K / L / M / N P Q R S T
R_LED(Ω) 68.9 78.9 93.1 113 137 169
This specification is subject to be changed without notice
eKM8053
USB & PS/2 Optical Mouse Controller
14 Revision1.01 (5300) 2006/7/11
■eKM8053B_Mechanical Z/2 3D3Key Application For ADNS2051
13
eKM8053A
VDD
D+/CLK
D-/DATAVSS
PD
IR_C
Z1
Z2
CPIS
SCLK SDIO
OSCI
L
OSCO
R
M
K_OP
V3.3
7
PORT
VDD
VSS
D+ / CLK
D- / DATA
SHLD
2
C6
4
5
C5
4
3
10
C4
17
11
7
12
V3.3
C3
13
0.1uF
18
14
C2
10
5
1
0.1uF
HLMP-ED80
20P
+
2.2uF
12
2
C1
Z-AXIS
V3.3
0.1uF
6
6
9
C9
R_LED
18M
+
4.7uF
15 8
16
SW_DPI_400
1 2
5
、
Check Notice Table for R_LED
0.1uF
14
1.5K
3
10Ω
2
、
C3 & C4 HAVE TO be closed to VDD(MCU)
+
10uF
ADNS2051_3
VDD
SCLK
SDIO
PD
R_BIN GND
GND
REFA
REFB
XY_LED
OSC_OUT
OSC_IN
XA
XB
YA
YB
20P
9
6M
16
+
4.7uF
4
、
CPIS(MCU) PIN is tied to GND for 400DPI or 3.3V for 800D PI
Q1
3904
15
1
、
C9 HAS TO be clos ed to V3.3(MCU)
1 2
1 2
+
10uF
1
11
SW_DPI_800
1 2
3
、
C5 & C6 HAVE TO be closed to VDD(SENSOR)
8
■eKM8053B_Mechanical Z/2 3D3Key Application For ADNS26X0
1
C3
V3.3
10
C2
5
15
0.1uF
C1
4
、
CPIS(MCU) PIN is tied to GND for 400DPI or 3.3V for 800DPI
0.1uF
1
+
4.7uF
PORT
VDD
VSS
D+ / CLK
D- / DATA
SHLD
16
Q1
3904
1 2
SW_DPI_800
1 2
2
1
、
C9 HAS TO be clos ed to V3.3(MCU)
SW_DPI_400
1 2
3
3
、
C5 & C6 HAVE TO be closed to VDD(SENSOR)
0.1uF
+
2.2uF
+
10uF
18
6M
1K
5
、
Check Notice Table for R_LED
100K
7
+
10uF
2
、
C3 & C4 HAVE TO be closed to VDD(MCU)
R_LED
14
5
ADNS26X0_4
VDD
SCLK
SDIO GND
REFA
LED_CNTL
OSC_OUT
OSC_IN
6
Q2
3906
eKM8053A_7
VDD
D+/CLK
D-/DATAVSS
PD
IR_C
Z1
Z2
CPIS
SCLK SDIO
OSCI
L
OSCO
R
M
K_OP
V3.3
10Ω
11
8
24M
V3.3
12
4
Z-AXIS
7
C9
20P
2
4
1.5K
6
C6
1 2
17
3
HLMP-ED80
13
C5
20P
9
+
4.7uF
8
C4
This specification is subject to be changed without notice
eKM8053
USB & PS/2 Optical Mouse Controller
15 Revision1.01 (5300) 2006/7/11
■eKM8053C_Mechanical Z/2 3D5Key Application For ADNS2051
10
2
、
C3 & C4 HAVE TO be closed to VDD(MCU)
5
、
Check Notice Table for R_LED
Q1
3904
5
6
14
4
1M Ω
1
1 2
16
12
C4
9
+
4.7uF
18
+
10uF
SW_DPI_800
1 2
17
1
、
C9 HAS TO be closed to V3.3(MCU)
V3.3
18M
C3
PORT
VDD
VSS
D+ / CLK
D- / DATA
SHLD
14
+
10uF
19
C1
2
11
3
、
C5 & C6 HAVE TO be closed to VDD(SENSOR)
eKM8053C_1
VDD
D+/CLK
D-/DATA
VSS
PD
IR_C
Z1
Z2
CPIS
P/K_OP N
OSCI
L
OSCO
R
M
SCLK
VSS
SDIO
V3.3
8
C9
SW_DPI_400
1 2
C2
1.5K
9
16
5
10Ω
+
4.7uF
4
、
CPIS(MCU) PIN is tied to GND for 400DPI or 3.3V for 800DPI
20
1 2
13
11
10
12
0.1uF
3
C5
0.1uF
13
20P
7
20P
2
8
15
0.1uF
C6
V3.3
Z-AXIS
15
1
3
+
2.2uF
0.1uF
ADNS2051_7
VDD
SCLK
SDIO
PD
R_BIN GND
GND
REFA
REFB
XY_LED
OSC_OUT
OSC_IN
XA
XB
YA
YB
6
R_LED
HLMP-ED80
7
6M
4
■ eKM8053C_Mechanical Z/2 3D5Key Application For ADNS26X0
4
HLMP-ED80
V3.3
ADNS26X0_6
VDD
SCLK
SDIO GND
REFA
LED_CNTL
OSC_OUT
OSC_IN
1.5K
3
1
R_LED
0.1uF
C2
100K
18
eKM8053C_7
VDD
D+/CLK
D-/DATA
VSS
PD
IR_C
Z1
Z2
CPIS
P /K_OP N
OSCI
L
OSCO
R
M
SCLK
VSS
SDIO
V3.3
SW_DPI_400
1 2
C1
3
1
10Ω
+
4.7uF
+
10uF
5
+
2.2uF
C9
7
V3.3
20P
8
PORT
VDD
VSS
D+ / CLK
D- / DATA
SHLD
15
16
0.1uF
10
6
714
1 2
C4
5
、
Check Notice Table for R_LED
24M
20P
SW_DPI_800
1 2
17
Q1
3904
13
2
54
1K
+
4.7uF
0.1uF
Q2
3906
6
20
6M
C5
1
、
C9 HAS TO be closed to V3.3(MCU)
1M Ω
3
、
C5 & C6 HAVE TO be closed to VDD(SENSOR)
C3
+
10uF
19
12
C6
2
、
C3 & C4 HAVE TO be closed to VDD(MCU)
8
9
4
、
CPIS(MCU) PIN is tied to GND for 400DPI or 3.3V for 800DPI
11
Z-AXIS
1 2
2
This specification is subject to be changed without notice
eKM8053
USB & PS/2 Optical Mouse Controller
16 Revision1.01 (5300) 2006/7/11 This specification is subject to be changed without notice
ELAN (HEADQUARTER) MICROELECTRONICS CORP., LTD.
Address : No. 12, Innovation 1st. Rd. Science-Based Industrial Park, Hsinchu City, Taiwan.
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(whether patentable or not) related to the Information and Technology (herei n after referred as "
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