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EVK-NINA-B4 - User guide

UBX-19054587 - R03

Board configuration

Page 14 of 38

C1 - Public

Figure 7: Overview of EVK power sources and targets showing connected schematic net names

Figure 8: Jumper headers J7 and J22 board location and pinout

DC/DC

Onboard 3.3 V

converter

Battery

Battery with

protection diode

MCU

PC communication

HAT

Raspberry Pi

expansion board

NINA module power

Board I/O power:

Level shifters, LEDs etc.

3V3

VBAT_DIODE

VBAT

VDD_MCU

3V3_PI

VDD_IO

VCC
VCC_IO

Sources

Net names

Targets

Any power net

-.-- V

External supply

iguration

G

ND

G

ND

V

D

D

_MC

U

VDD

_NI

NA

VDD

_NI

NA

VDD

_NI

NA

3V

3_

P

I

3V

3

3V

3

V

B

A

T

V

B

A

T

_D

IOD

E

3V

3

J7

J22

1

11

12

2

J7

GND

GND

VDD_IO

VCC_IO

VDD_NINA
VCC

5

6

2 1

J22

Power Conf

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Содержание EVK-NINA-B4

Страница 1: ...User guide Abstract This document describes how to set up the EVK NINA B4 evaluation kit to evaluate NINA B4 series standalone Bluetooth 5 1 low energy modules It also describes the different options...

Страница 2: ...y rights in the products names logos and designs included in this document Copying reproduction modification or disclosure to third parties of this document or any part thereof is only permitted with...

Страница 3: ...l power supply or power analyzer 12 4 Board configuration 13 4 1 Powering options 13 Selecting the power configuration jumpers 13 Default power configuration 3 3 V 16 Battery powered 3 1 7 V 17 Batter...

Страница 4: ...EVK NINA B4 User guide UBX 19054587 R03 Contents Page 4 of 38 C1 Public A Schematics 32 B Glossary 36 Related documents 37 Revision history 37 Contact 38...

Страница 5: ...software 3 Select Launch button in the installer or open the application from the Windows Start button Install J Link drivers Follow the procedure outlined below to install the J Link drivers needed f...

Страница 6: ...ccommodate alternative antenna and software solutions EVK NINA B400 with open CPU NINA B400 module and U FL antenna connector for connecting to external antennas EVK NINA B410 with u connect NINA B410...

Страница 7: ...2 3 Key features u blox NINA B4 Bluetooth Low Energy module based on the Nordic nRF52833 SoC o Full Bluetooth 5 1 support o NFC tag functionality o 802 15 4 PHY o Integrated Arm Cortex M4 microcontrol...

Страница 8: ...sh Memory 3 3 V VDD_NINA DC DC reg Protect diodes NFC antenna connector Dedicated NINA USB 2 0 conn VDD_NINA Bluetooth 802 1 5 4 Arduino Uno R3 interface D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D1 0 D1 1 D1 2 D...

Страница 9: ...the EVK NINA B400 EVK NINA B410 J12 Cortex Debug connector 10 pin 50 mil pitch connector that can be used to connect external debuggers to the NINA B4 module The NINA B4 modules support Serial Wire d...

Страница 10: ...d the ring is negative The operating system installs the correct drivers automatically The drivers need only be installed once when you connect the unit to a new computer If the drivers are not instal...

Страница 11: ...he J5 external power supply connector It is also useful when the MCU interface has been disconnected from the NINA B4 module using the jumpers on the J19 header SEGGER J Link software 6 is necessary t...

Страница 12: ...r the signal from the NINA module is connected to an EVK peripheral The leakage is typically in the order of 100 s of nano amps To reduce leakage current use a second external power channel to supply...

Страница 13: ...moved to pin headers shorting two of the pins together and connecting or disconnecting different power nets on the evaluation board Figure 7 shows an overview of the available power sources and target...

Страница 14: ...d 3 3 V converter Battery Battery with protection diode MCU PC communication HAT Raspberry Pi expansion board NINA module power Board I O power Level shifters LEDs etc 3V3 VBAT_DIODE VBAT VDD_MCU 3V3_...

Страница 15: ...upplied by the board and will always be powered as long as a power source is connected 8 VDD_NINA Connects to J22 pin 3 from where it can be connected to the module supply pin or somewhere else 9 3V3...

Страница 16: ...ector Add jumper to pins Description J7 7 8 Selects the board regulated 3 3 V net as source for the VDD_NINA net 9 10 Powers up the Interface MCU USB hub and UART to USB converter with 3 3 V J22 1 3 P...

Страница 17: ...an extra board peripheral might deplete the battery Do not connect jumpers J7 5 6 and J7 7 8 at the same time while a battery is connected This might cause damage to the battery Figure 10 Jumper posi...

Страница 18: ...mper positions for battery powered operation with a protection diode dashed lines show optional jumpers Connector Add jumper to pins Description J7 3 4 Selects the diode protected battery as a source...

Страница 19: ...ous protection circuits of this device This might give false readings when measuring current consumption Isolation can be achieved by removing NINA signal jumpers see section 4 2 for example Figure 12...

Страница 20: ...VCC_IO pins are connected to the selected source for the VDD_NINA net 2 4 Optional Powers up the peripherals directly connected to NINA such as LEDs and external memory with the NINA supply voltage T...

Страница 21: ...B41 RED signal 12 RED RGB diode red signal active low J9 1 GPIO_16 UART_DTR NINA B40 analog capable GPIO signal NINA B41 UART DTR output 2 UART_DTR_I UART to USB DTR signal 3 GPIO_17 UART_DSR NINA B40...

Страница 22: ...e MCU LED Blinks on USB enumeration and activity lit when the Interface MCU is connected via USB DS4 Interface MCU LED Error LED DS5 UART DTR LED Connected to the NINA UART_DTR GPIO_16 pin via jumper...

Страница 23: ...1 N C Not Connected Not connected 2 IOREF I O reference voltage level Selectable by user to 1 7 3 6 V VDD_IO See section 4 1 3 RESET NINA reset signal input Active low logic RESET_N P0 18 4 3 3V 3 3...

Страница 24: ...al on NINA B41 3 D2 Digital I O UART_CTS GPIO_21 P0 23 UART_CTS signal on NINA B41 4 D3 Digital I O UART_RTS GPIO_20 P0 31 UART_RTS signal on NINA B41 5 D4 Digital I O GPIO_1 P0 13 6 D5 Digital I O GP...

Страница 25: ...CL SDA On some Arduino boards the I2C signals SCL and SDA are connected to pins A4 and A5 and to the SCL and SDA pins in the top right hand corner Since these pins will be shorted together this might...

Страница 26: ...as supply input Supplied by USB VBUS and protected from back powering 5 GPIO03 Digital I O GPIO_4 P0 16 6 GND Ground GND GND 7 GPIO04 Digital I O GPIO_3 P0 01 Disconnected by default Connected to 32Kh...

Страница 27: ...19 GPIO10 Digital I O GPIO_48 P0 21 Connected to NINA through a solder bridge if the bridge is cut this pin will be left floating 20 GND Ground GND GND 21 GPIO09 Digital I O GPIO_47 P0 06 Connected to...

Страница 28: ...K NINA B4 is configured to simulate a HAT with GPIO14 connected to the NINA UART_RXD pin and GPIO15 connected to the NINA UART_TXD pin EEPROM support The Raspberry Pi interface supports a unique EEPRO...

Страница 29: ...signal 2 MCU_RXD Interface MCU data input signal 3 MCU_RTS Interface MCU flow control output signal 4 MCU_CTS Interface MCU flow control input signal 5 GND GND Ground J21 1 VDD_IO Supply net for LEDs...

Страница 30: ...series Data sheet 1 SPI signals are shared with other interfaces and GPIO functions and routed to the GPIO pin header J14 Raspberry Pi interface and flash memory footprint on the bottom side of the e...

Страница 31: ...50 mil pitch Cortex Debug ETM connector This extended connector has the same features as J12 but also accommodates instruction trace operations through the Embedded Trace Macrocell ETM of the Cortex...

Страница 32: ...EVK NINA B4 User guide UBX 19054587 R03 Appendix Page 32 of 38 C1 Public Appendix A Schematics...

Страница 33: ...EVK NINA B4 User guide UBX 19054587 R03 Appendix Page 33 of 38 C1 Public...

Страница 34: ...EVK NINA B4 User guide UBX 19054587 R03 Appendix Page 34 of 38 C1 Public For the first prototype build marked PT1 EVK NINA B3 schematic can be used as a reference...

Страница 35: ...4 User guide UBX 19054587 R03 Appendix Page 35 of 38 C1 Public For the first prototype build marked PT1 EVK NINA B3 schematic can be used as a reference Pages 2 and 6 of the schematic are intentionall...

Страница 36: ...eral Purpose Input Output LED Light Emitting Diode MCU Micro controller unit MSD Mass storage device NFC Near Field Communication U FL Coaxial RF connector USB Universal serial bus RTS Request To send...

Страница 37: ...X 16024251 8 https github com u blox u blox sho OpenCPU For product change notifications and regular updates of u blox documentation register on our website www u blox com Revision history Revision Da...

Страница 38: ...onal Office China Beijing Phone 86 10 68 133 545 E mail info_cn u blox com Support support_cn u blox com Regional Office China Chongqing Phone 86 23 6815 1588 E mail info_cn u blox com Support support...

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