ay-mse kit-實驗套件原理圖

Vout2負壓輸

4

J8控制負

4

4

LPS6225-

分壓電阻檢測電壓

零偏5uV，軟件調(diào)零電流測量電

3

J6串接LED和電流 U1

ADC

J4選擇電壓還是電流模

2

+IN 34

765

LED串點亮與電流控

電壓測量電C +3 +3

測試這里各種不同的GND表示，在PCB中都是以GND標識

Size1

2

2013/12/16 Sheetof 4341

VIN+2

0.1控制可以分別

0.1 currentA

LPS6225-

Power

0.1

1212

LPS6225-

R11

2VFB1

12kB

SGNDLeftPinsinBoosterPackofCotex

RightPinsinBoosterPackofCotex1

PF2

8

PB5GNDPB0PD0PB1PD1PE4PD2PE5PD3PB4

PF3PB2PB3PE0PC4PF0PC5RSTPC6PB7PC7

Floatto

6

LED

PA5PE2PA6PE3PA7

PD6PA4PD7PA3PF4C

-

111111111111111112

5V- +VoutVFB1VPMW1

C V-11111111 Lowpass INA213Out VSENSESW3PGNDPGND1PGND2V-111111112 2

PGNDPGNDPGND

1

3

SheetE:\AllWork\..\DC-DC-Buck-Tiva.SchDocDrawn4

++

25VREF15

441

44

0

比較器輸

88

0

偏置輸

8+5V8

1

1

38 8

10k

21

23

33

4 4

0++

頻率測B

6VREF1

7

濾

055

比較器輸

偏置輸 6

7

5

VREF

C

33C上電指 相

D

SizeD

Sheet

E:\AllWork\\FreqPhaseLockTiva A

10uF10v

123

A

99

12345

滾輪電 SD

RES

Diode 按C

液晶顯示模C +3

D

3

Sheet Drawn4

程控衰減放大和峰值檢測模

MIC輸入信號產(chǎn) 低通濾波和DAC驅(qū) 上電指 A

1

A21

MIC

MIC

33

88

負電源產(chǎn)

55

signalin

1

44 44

-

-

- 程控放大和衰

AMP

21

AMP_OUTA

16

7

k 14 3AMP 2

1

7

GPIO

11

AMP88

ADC

21

10

setto0-AMP_OUTB 音頻輸

連接喇叭，不用隔直電容1231234

-

44

SPICLKSPICLK 32 223456

99

15GPIO 2

GAIN=

20TexasInstrumentsand/oritslicensorsdonotwarranttheaccuracyorcompletenessofthisspecificationoranyinformationcontained Number:

Designedfor:PRJ_CustomerProjectTitle:PRJ_TitleSCHet

Mod.Date:TexasInstrumentsand/oritslicensorsdonotwarrantthatthisdesignwillmeetthespecifications,willbesuitableforyourapplicationorfitforany SVNRev:Notinversioncontrol AssemblyVariant:VariantnamenotinterpretedSheet:1of1particularpurpose,orwilloperateinanimplementation.TexasInstrumentsand/oritslicensorsdonotwarrantthatthedesignisproductionworthy.DrawnBy: File:MDAC-Tiva.SchDoc Size:A4Youshouldcompleyvalidateandtestyourdesignimplementationtoconfirmthesystemfunctionalityforyour Engineer: Contact: ?TexasInstruments V+322uF/69001uF/16VAV+3

R1022R05WR2022R0

33VBUSPB0PD0PB1PD1PE4PD2PE5PD3PB4PE1PA5PE2PA6PE3PA7

A

2424

543

DCM-

PF3PB2PB3PE0PC4PF0PC5

01uF/16V

1

13 13

PC6PB7PC7PB6PD6PA4PD7PF4 RightPinsinBoosterPackofCotex 0

6543654321

42 42C1 34 6

L1MSS1048-

1212

022R/0

1k/

44 6277

C

V+3

TestMotorDriver&LED HighLightLED

Sheet

E:\AllWork\\MotroDriver-TivaschdocDrawn4

XuBing A

1 212

+3

A7723

644

1待測電12

用萬用測變

333VBUSPB0PD0PB1PD1PE4PD2PE5PD3PB4PE1PA5PE2PA6PE3PA7LetPinsinBoosterPackofCotex

REF3

112+2+

PF3PB2PB3PE0PC4

待測電 恒流源電

電橋電

C11

PC5PC6 PC7PB6PD6PA4PD7PA3PF4RightPinsinBoosterPackofCotex

ADS1100作16位采樣時，采樣率為ADC的前置RC低通濾波器設計截止頻率為 IN2-1 INA1

8+5V7

IN2+2

ADCVin+1

IN1-

IN-6 IN+6

77

+3

IN1+

Vin+Vin-

C523

V-

3IN2-

ADC

SDA

INA

INA

4 1K,50ppm4IN1+

1

10K

32321

+3 +3

Sheet4

A

-

R1

RC

77

2 545432

C3C47 7

2 2

-

CLK

SYNC 4 4

DIN

23452345

36C4136C42

C37C3844

DIN

C6C9-

1

377

B0.1

-

2121C15

壓控增益放大電 雙極性輸出電2 2

8

-

PF2PF2PF3PB3PC4PC5PC6PC7PD6PD7PF4

C

33

6 6

-

PB0PB1PE4PE5PB4PA5PA6PA7LetPB0PB1PE4PE5PB4PA5PA6PA7電平轉(zhuǎn)換電