u-blox NINA-B112 User Manual

NINA-B1 series - System Integration Manual
UBX-15026175 - R06 Contents
Page 3 of 48
Contents
Contents .............................................................................................................................. 3
1 System description ....................................................................................................... 5
1.1 Overview and applications .................................................................................................................... 5
1.1.1 Module architecture ...................................................................................................................... 6
1.1.2 Hardware options .......................................................................................................................... 6
1.1.3 Software options ........................................................................................................................... 6
1.2 Pin configuration and function ............................................................................................................. 6
1.2.1 Pin attributes ................................................................................................................................. 6
1.2.2 Pin description ............................................................................................................................... 7
1.3 Supply interfaces ................................................................................................................................ 10
1.3.1 Main supply input ....................................................................................................................... 10
1.3.2 Digital I/O interfaces reference voltage (VCC_IO) ......................................................................... 10
1.3.3 VCC application circuits ............................................................................................................... 11
1.4 System function interfaces .................................................................................................................. 11
1.4.1 Module reset ............................................................................................................................... 11
1.4.2 Internal temperature sensor ......................................................................................................... 11
1.5 Debug – Serial Wire Debug (SWD) ...................................................................................................... 11
1.6 Serial interfaces .................................................................................................................................. 12
1.6.1 Universal Asynchronous Serial Interface (UART) ........................................................................... 12
1.6.2 Serial Peripheral Interface (SPI) ..................................................................................................... 12
1.6.3 I
2
C interface................................................................................................................................. 12
1.7 GPIO pins ........................................................................................................................................... 13
1.7.1 Analog interfaces ........................................................................................................................ 13
1.8 Antenna interfaces ............................................................................................................................. 14
1.8.1 Antenna pin – NINA-B111 ........................................................................................................... 14
1.8.2 Integrated antenna – NINA-B112................................................................................................. 15
1.8.3 NFC antenna ............................................................................................................................... 15
1.9 GND pins ............................................................................................................................................ 15
2 Software ..................................................................................................................... 16
2.1 u-blox connectivity software ............................................................................................................... 16
2.2 OpenCPU ........................................................................................................................................... 16
2.2.1 Nordic SDK .................................................................................................................................. 16
2.2.2 mbed OS ..................................................................................................................................... 19
2.2.3 Wirepas connectivity software ..................................................................................................... 23
2.3 Flashing the NINA-B1 module ............................................................................................................. 23
2.3.1 UART flashing.............................................................................................................................. 23
2.3.2 SWD flashing............................................................................................................................... 25
3 Design-in ..................................................................................................................... 28
3.1 Overview ............................................................................................................................................ 28
3.2 Antenna interface ............................................................................................................................... 28

u-blox NINA-B112 Specifications

General

Brand	u-blox
Model	NINA-B112
Category	Control Unit
Language	English