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UM10895

All information provided in this document is subject to legal disclaimers.

© NXP Semiconductors N.V. 2018. All rights reserved.

User manual

Rev. 4 — 12 November 2018 

17 of 22

NXP Semiconductors

UM10895

QN9020 mini DK user guide

3.2  PCB layout

 

Fig 21. Silk screen top

aaa-018347

SWDIO

SWCLK

LED1

R20

R18

P1.7-P1.0

P2.7-P2.0

P0.0-P0.7

P3.0-P3.6

QN9020_MINIDK_V7

R150121

R15

C24

D1

R28

R29

R13

R14

R25

R12
C21
C22
C14
C15

C9

J13

U5

TP2

J1
1

12

3

J12

VCC

C26

C23

R24

U2

C29

C30

R30

C36

SW2

SW1

QNVCC

VBAT

J13 power for U1
J12 power for U6
J11 power select

BUTTON2

BUTTON1

D2

R21

C6

R9

R27

R23

J7

J8

J6

J4

J9

A1

R7

R8

C1
1

C5

U1

SEGGER

J-Link

TM

T

e

chnology

www

.segger

,com

D3

CTS

TXD

RXD

RTS

R37

R38

R34

R35

R36

C40

C46

C43

Y3

R32

C44

L3

Y2
C45

R2

R4

R3

R5

J1

C2

Y1

C20

C13

C19

C18

C17

C48

C38

C37

C41

R31

C42

C47

C39

L1

U6

L2

L5

L4

SW3

QN_RST

C8

C3

R22

GND

P3.5

P3.3

P0.5

P0.4

P0.3

SCL

SDA

P3.6

P3.1

P3.0

VCC

VCC

J10

J5

R17

R16

R33

R10
R11
R6

C12

C7

R26

R19

C10

TP1

C16

LED2

Содержание QN9020 mini DK

Страница 1: ...r guide Rev 4 12 November 2018 User manual Document information Info Content Keywords mini DK J Link OB UART SWD GPIO LED button power supply buzzer Abstract This user manual describes the features of the QN9020_MINIDK_Vx board ...

Страница 2: ...es office addresses please send an email to salesaddresses nxp com NXP Semiconductors UM10895 QN9020 mini DK user guide Revision history Rev Date Description v 4 20181112 fixed Figure 10 v 3 20180417 Updated Section 2 5 QN9020 device v 2 20160524 second release Modifications Section 1 2 Additional resource updated Figure 5 updated Section 2 6 GPIO interface updated Section 3 1 Schematics for QN902...

Страница 3: ...resources visit http www nxp com products microcontrollers and processors more processors applicati on specific mcus mpus bluetooth low energy ble BLUETOOTH LOW ENERGY BLE 2 Hardware description The QN9020 mini development board provides easy access to peripherals such as buttons piezo buzzer and LED The board also provides useful interfaces such as a USB port for UART communication and J Link deb...

Страница 4: ...e The component layout on both the sides of the board is shown in Figure 2 and Figure 3 The detailed information of each component is listed in Table 1 Fig 1 The QN9020 functional diagram Fig 2 The QN9020 board top view aaa 018330 GPIO SENSOR CONNECTOR GPIO SENSOR CONNECTOR GPIO SENSOR CONNECTOR BUTTON2 LED1 LED2 BUTTON1 RESET Virtual UART POWER OnBoard ANTENNA RF MATCHING JLink OB ATSAM3U2C UART ...

Страница 5: ...ource select jumper used for power source selection see Section 2 3 6 current measurement jumper used to measure the QN9020 device power consumption 7 LDO TPS73630 5 V to 3 V regulator 8 button1 used as input see Section 2 9 9 button2 used as input see Section 2 9 10 LED2 used as output see Section 2 8 11 QN9020 GPIO port used for interface extension 12 LED1 used as output see Section 2 8 13 SWD r...

Страница 6: ...cable The onboard LDO is used to regulate output voltage to 3 V and supplies power to all parts on the board 2 Battery power mode The CR2032 supplies power to QN9020 and optional sensor connector when it is in battery power mode The J Link OB still uses the LDO as power supply via USB cable When using USB interface as a power supply connect the jumper J11 pin 2 and pin 3 see Figure 4 When using a ...

Страница 7: ...GER J Link OB offers the SWD and UART interface Users can download or update firmware into a QN9020 device by using the UART or SWD interface Furthermore it is convenient to debug the program for a QN9020 device using SWD interface To program or debug the QN9020 device using the SEGGER J Link OB the 0 resistors R37 R38 should be soldered see Figure 6 Fig 5 Connecting jumper J11 Pin1 and Pin 2 to s...

Страница 8: ...emiconductors UM10895 QN9020 mini DK user guide In order to use a USB to UART bridge for the QN9020 download the solder bridge SB3 SB4 should be shorted see Figure 7 2 5 QN9020 device The QN9020 device is integrated with a BLE radio controller protocol stack and profile software and a high performance MCU on a single chip see Figure 8 Fig 7 Short R35 R36 Fig 8 The QN9020 device ...

Страница 9: ...sing UART interface of SEGGER J Link OB the reset button should be pressed first to ensure that QN9020 is in boot mode See Figure 11 for the detailed circuit Fig 9 QN9020 version V7 GPIO connections Fig 10 QN9020 version V8 GPIO connections aaa 018338 1 nRESET J9 P3 0_ADC 2 3 4 5 6 7 8 9 10 P3 1_ADC P3 2_SPI0 MISO P3 3_SPI0 MOSI P3 4_SPI0 CLK P3 5_SPI0 CS P3 6 QN_VCC_3 3 V GND 1 P0 0 UART0 TX J6 P...

Страница 10: ...gure 12 The LEDs are powered up when the corresponding GPIO outputs switch to logic LOW level 2 9 Button The QN9020 board offers two buttons which are connected to QN9020 device GPIO Button 1 and button 2 are connected to GPIO P1 4 and P1 5 respectively See Figure 13 for detailed circuits When using the buttons the GPIO P1 4 and P1 5 must be configured as inputs Logic LOW input is applied to QN902...

Страница 11: ...onnect the sensor board The pin name definitions are shown in Figure 15 2 12 Current measurement The jumper J12 is used to measure the QN9020 device current In current test mode the digital ammeter should be connected in series with J12 In the other modes pin 1 and pin 2 of J12 are shorted A jumper cap is used to short the pins Fig 14 Piezo buzzer circuit aaa 018342 buzzer 1 2 P2 6_PWM B1 Fig 15 C...

Страница 12: ...Ω C18 10 μF C19 0 1 μF VDDIN 52 51 VDDOUT MB_VCC_3 3V VCORE MB_VCC_3 3V VCORE TDI PB23 62 61 60 XIN XOUT VCORE 59 58 GND3 VDDIO3 VDDCORE3 PB24 ATSAM3U2CA PB4 8 9 10 11 12 39 40 41 42 43 44 45 46 47 48 49 50 87 86 85 84 83 82 81 80 79 78 77 76 VDDCORE1 PA13 VCORE TDlin TMSin TCKout TMSout TDIout TCKout TDOin ENSPI MB_VCC_3 3V PA14 PA15 GNDANA 3 4 5 6 7 AD12BVREF VDDANA MB_VCC_3 3V TCKin RTCKin 1 2 ...

Страница 13: ... ID G S2 S3 CON10C 1 J4 10 MB_VCC_3 3V 2 9 PI_TMS MB_VCC_3 3V LED_RED1 MB_VCC_3 3V D1 LED4 R13 220 Ω LED_RED2 XOUT XIN MB_VCC_3 3V D1 LED4 R14 220 Ω Y1 12 MΩ 3 8 GND 4 7 PI_TCK 5 6 VS PI_TDO PI_TDI PI_RST C5 0 1 μF R30 1 MΩ R29 39 Ω 1 R28 39 Ω 1 C36 1 nF C24 0 1 μF C23 10 μF MB_VCC_3 3V VBUS C6 0 1 μF C7 0 1 μF C8 0 1 μF C9 0 1 μF C10 0 1 μF C11 0 1 μF VCORE ATSAM3U2CA programming interface MB_VCC...

Страница 14: ...9020 mini DK user guide Fig 18 Power schematic for all mini DK versions aaa 018345 1 5 VIN V5 VBUS TP2 R25 0 Ω VOUT C29 0 1 μF C26 10 nF C30 10 μF 16 V J13 J11 JUMP2 JUMP3 MB_VCC_3 3V U2 GND GND 2 GND 3 BAT1 battery 1 2 2 3 1 3 4 EN NR FB TPS73633 J12 R24 0 Ω JUMP2 QN_VCC_3 3V QN current test Note connect jumper J11 PIN2 3 LDO as a power supply connect jumper J11 PIN1 2 battery as a power supply Q...

Страница 15: ...D2 D3 R21 470 Ω 470 Ω QN_VIO P0 5 P0 4 R15 P1 4 P1 5_PWM button 1 SW1 2 3 1 4 R18 100 kΩ 100 kΩ QN_VIO button 2 SW2 2 3 1 4 buzzer 1 2 P2 6_PWM B1 1 J5 QN_VIO QN_VIO 2 3 4 5 QN_VIO P3 0_ADC J10 1 2 3 4 5 P3 1_ADC P3 6 P2 3_I2C SDA P2 4_I2C SCL 6 7 8 9 10 P0 3 R16 0 Ω R22 0 Ω R17 0 Ω P0 4 P0 5 P3 3_SPIO MOSI P3 5_SPIO CS 11 12 GND 6 7 8 9 10 11 12 SW3 reset button nRESET USER BUTTON RESET BUTTON US...

Страница 16: ...2 D2 D3 R21 1 kΩ 1 kΩ QN_VIO P0 5 P0 4 R15 P1 4 P1 5_PWM button 1 SW1 2 3 1 4 R18 100 kΩ 100 kΩ QN_VIO button 2 SW2 2 3 1 4 buzzer 1 2 P2 6_PWM B1 1 J5 QN_VIO QN_VIO 2 3 4 5 QN_VIO P3 0_ADC J10 1 2 3 4 5 P3 1_ADC P3 6 P2 3_I2C SDA P2 4_I2C SCL 6 7 8 9 10 P0 3 R16 0 Ω R22 0 Ω R17 0 Ω P0 4 P0 5 P3 3_SPIO MOSI P3 5_SPIO CS 11 12 GND 6 7 8 9 10 11 12 SW3 reset button nRESET USER BUTTON RESET BUTTON US...

Страница 17: ...13 R14 R25 R12 C21 C22 C14 C15 C9 J13 U5 TP2 J11 1 2 3 J12 VCC C26 C23 R24 U2 C29 C30 R30 C36 SW2 SW1 QNVCC VBAT J13 power for U1 J12 power for U6 J11 power select BUTTON2 BUTTON1 D2 R21 C6 R9 R27 R23 J7 J8 J6 J4 J9 A1 R7 R8 C11 C5 U1 SEGGER J Link TM Technology www segger com D3 CTS TXD RXD RTS R37 R38 R34 R35 R36 C40 C46 C 4 3 Y 3 R 3 2 C 4 4 L3 Y2 C45 R2 R4 R3 R5 J1 C2 Y1 C20 C13 C19 C18 C17 C4...

Страница 18: ...V B U S D D G N D V C C V b a t B 1 B A T 1 1 2 3 P 2 1 P 2 3 P 2 5 P 2 7 V C C P 1 1 P 1 3 P 1 5 P 1 7 V C C G N D P 3 6 P 3 4 P 3 2 P 3 0 G N D P 0 7 P 0 5 P 0 3 P 0 1 V C C P 3 5 P 3 3 P 3 1 R E S E T V C C P 0 6 P 0 4 P 0 2 P 0 0 Table 3 Abbreviations Acronym Description UART Universal Asynchronous Receiver Transmitter DK Development Kit LDO Low DropOut SWD Serial Wire Debug PCB Printed Circui...

Страница 19: ...including without limitation specifications and product descriptions at any time and without notice This document supersedes and replaces all information supplied prior to the publication hereof Suitability for use NXP Semiconductors products are not designed authorized or warranted to be suitable for use in life support life critical or safety critical systems or equipment nor in applications whe...

Страница 20: ...l damages including without limitation damages for loss of business business interruption loss of use loss of data or information and the like arising out the use of or inability to use the product whether or not based on tort including negligence strict liability breach of contract breach of warranty or any other theory even if advised of the possibility of such damages Notwithstanding any damage...

Страница 21: ... QN9020 board bottom view 5 Fig 4 Connecting jumper J11 pin 2 and pin 3 to select USB as power supply 6 Fig 5 Connecting jumper J11 Pin1 and Pin 2 to select CR2032 coin cell as power supply 7 Fig 6 Connect R37 R38 7 Fig 7 Short R35 R36 8 Fig 8 The QN9020 device 8 Fig 9 QN9020 version V7 GPIO connections 9 Fig 10 QN9020 version V8 GPIO connections 9 Fig 11 QN9020 reset 10 Fig 12 LED circuit 10 Fig ...

Страница 22: ...1 Hardware overview 3 2 2 Default jumper settings on mini DK board 6 2 3 Power supply 6 2 4 SEGGER J Link OB part 7 2 5 QN9020 device 8 2 6 GPIO interface 9 2 7 QN9020 reset button 9 2 8 LED 10 2 9 Button 10 2 10 Piezo buzzer 11 2 11 Optional sensor connector 11 2 12 Current measurement 11 3 Appendix Schematics and PCB layout 12 3 1 Schematics for QN9020 mini DK board 12 3 2 PCB layout 17 4 Abbrev...

Страница 23: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information NXP QN9020DK598 ...

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