2.4G无线鼠标及RF接收器原理图

2.4G无线鼠标 RF接收器原理图

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R2 VCC 150K VCCREST

SPI_MISO OSCO C5 OSCI N/A Y1 4MHz RA 1M C2 27P C3 27P

主控电路

RF电路VCC R5 VCC 150K RF_CS#

R6RF_RST

C6 VCC 104

R7 4.7~10RTVCC

C7 10uF A

150K

A

R1 20K

ANT U1 P55 P54 TCC GND SPI_MISO SPI_CLK SPI_MOSI RF_CS# LVD# PD#/ID DPI_BTN MBUTTON RBUTTON 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 P55 P54 TCC VDD NC VSS INT P50 P51 P52 P53 P60 P61 P62 P63 P64 P56 P57 RESET OSCI OSCO P77 P76 P75 P74 P73 P72 P71 P70 P67 P66 P65 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 P56 P57 REST OSCI OSCO PKT_FLAG IIC_SDA P75 P74 IIC_SCL SNS_CS# ZWH_C ZWH_A ZWH_B LBUTTON VCC C1 104 C4 104

L2 * CF1 *

ANT 2. 4G

CF2 *

VCC

+1.8V C16 30PF VCC Y3 12M C15 30PF+1.8V C14 0. 1uF C8 2.2UF ANT R9 680K U3 R8 560R24 23 22 21 20 19

C10 0.1uF TVCC C9 0.1uF B

SE28A DICE B 1 2 3 4 U2 A0 A1 A2 VSS VCC WP SCL SDA 8 7 6 5 R4 10K

XTALO VDD_IN GND CKPHA LDO_VOUT VDD_IO

IIC_SCL IIC_SDA

24C02(SOP-8)

IF_VDD AMS_VDD FIFO_FLAG RXCLK PKT_FLAG GND

1 2 3 4 5 6

XTALI PLL_VDD VCO_VDD ANT GND RF_VDD

SPI_MISO RESET_n SPI_CLK SPI_MOSI SPI_SS DIG_VDD

18 17 16 15 14 13

SPI_MISO RF_RST SPI_CLK SPI_MOSI RF_CS#+1.8V C11 10nF

按键、编码电路S4 DPI_BTN S7 PD#/ID S1 LBUTTON S3 MBUTTON C RBUT TON S2 RIGHT MIDDLE LFETCOM B A

7 8 9 10 11 12

DPI+1.8V PD/ID C13 0.1uF SE1 EC10E

8713 DICE

C12 10NF

PKT_FLAG

3 2 1

ZWH_C ZWH_B ZWH_A

C

R3 VCC

RST5030#

POWER电路B+ BT1 1. 5V X1 C17 104 C18 47uF L1 100uH 3 LX

D3 SS12 U4GND

低电压检测电路VCC D1 VCC C19 * C20 104 C21 100uF B+ 3 R10 *(150R)GND

Sensor电路D2 LED1

20K R11 VCC *(100R)

*R3在16083和A5030上使用, A5090不用R3. *R11在16083和A5030上用100R *R11在A5090上用180R

Vout

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Batt_Low IIC_SCL 1 LVD#

U6 SPI_MISO RST5030# SNS_CS# VCC R12 150K ADNS5030,16083,A5090 Vout 1 2 3 4 MISO XY_LED NRESET NCS MOSI VDD3 GND SCLK 8 7 6 5 SPI_MOSI VCC GND SPI_CLK VCC+ C23 10uF C22 104

1

BL8530-XX(SOT-89)

Vin

U5 BL8506-XX(SOT-23)

D

2

备注:带*的元器件为选用或根据具体情况选定Title Size A4 Date: File: 1 2 3 4 5 6 Number Revision Sheet of Drawn By: 7

D

GiGa HiD-V2-SE-5030/16083/509020100309 WYJ8

V2.3

2.4G无线鼠标 RF接收器原理图

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A

A

RF电路+1.8V 3V3 C9 0.1uF R3 3.3R RF3V3 C8 0.1uF C7 4.7uF/6.3V

主控电路3V3 C2 4.7uF/6.3VD+ 3V3 GND OSCO OSCI

+5V C5 4.7uF/10V C1 104

OSCO

C4 Y1 12M

30P(15P)

OSCI C3 24P(12P)

DSPI_MISO RF_RST#

24 23 22 21 20 19

OSCI B+1.8V 2.2nF C11 2.2UF ANT L2 ANT1 * CF1 *

RFIX

P54 P55 P56 P57 P60

C14

1 2 3 4 5

D+ V3.3 VSS OSCO OSCI

20 19 18 17 16

DP92 P93 P52 P53

VDD P66 P65 P62 P61

15 14 13 12 11

+5V LED# E2_WP ID_KEY IIC_SDA B

XTALO VDD_IN GND CKPHA LDO_VOUT VDD_IO

IF_VDD AMS_VDD FIFO_FLAG RXCLK PKT_FLAG GND

1 2 3 4 5 6

XTALI PLL_VDD VCO_VDD ANT GND RF_VDD

SPI_MISO RESET_n SPI_CLK SPI_MOSI SPI_SS DIG_VDD

18 17 16 15 14 13

SPI_MISO RF_RST# SPI_CLK SPI_MOSI RF_CS#+1.8V C10 10nF C13 0.1uF R2 3V3 10K

SPI_CLK 6 SPI_MOSI 7 8 RF_CS# PKT_FLAG 9 IIC_SCL 10

U2 SE95CQ(QFN-20)或SE95CD(DICE)

以上

是SE95BQ/SE95BD的升级版1 2 3 SCL GND SDA WP VCC 5 4 E2_WP 3V3 C6 104

IIC_SCL GND IIC_SDA

+1.8V PKT_FLAG C C12 0.1uF 3V3 R1根据 D1的LED特性确定 R1 0-560R D1 LED LED#+5V DD+ R11 3.3R R9 R10 USBA 33R 33R 1 2 3 4 VCC DD+ GND5

7 8 9 10 11 12

U1 R8713(QFN-24)或8713(DICE)

U3 SE24C02TB(TSOT-23-5)

C

ID_KEY

L1 SID ID KEY

选用电路

Bead需过安规时，R9,R10,R11,L1用上述值否则直接短路

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Title Size A4 Date: File: 1 2 3

GiGa HiD 2.4G Nano RX接收器原理图Number

D

GiGa HiD-V2-SE-Nano RXSheet of Drawn By: WYJ 4

Revision

V2.3

20100131