Integration Manual

NINA-B4 series - System integration manual
UBX-19052230 - R09 Contents Page 3 of 60
C1-Public
Contents
Document information ................................................................................................................................ 2
Contents .......................................................................................................................................................... 3
1 Functional description ......................................................................................................................... 5
1.1 Overview ........................................................................................................................................................ 5
1.2 Applications ................................................................................................................................................. 6
1.3 Block diagrams ............................................................................................................................................ 7
1.3.1 NINA-B40 .............................................................................................................................................. 7
1.3.2 NINA-B41 ............................................................................................................................................... 8
1.4 Product description .................................................................................................................................... 9
1.4.1 NINA-B40 series .................................................................................................................................. 9
1.4.2 NINA-B41 series ................................................................................................................................... 9
1.5 Hardware options ........................................................................................................................................ 9
1.6 Software options ......................................................................................................................................... 9
1.6.1 Open CPU............................................................................................................................................. 11
1.6.2 u-connectXpress software .............................................................................................................. 11
1.6.3 u-connectLocate software ..............................................................................................................12
1.7 Bluetooth device address .........................................................................................................................12
1.8 Pin configurations and functions ...........................................................................................................12
1.8.1 NINA-B40 pins ....................................................................................................................................12
1.8.2 NINA-B41 pins .................................................................................................................................... 13
1.9 Low power clock ........................................................................................................................................ 13
1.9.1 External crystal ................................................................................................................................. 13
1.9.2 Internal oscillator .............................................................................................................................. 14
1.9.3 External clock source ....................................................................................................................... 14
2 Design-in ................................................................................................................................................. 15
2.1 NINA family migration design................................................................................................................. 15
2.2 Supply interfaces ...................................................................................................................................... 15
2.2.1 Main supply input ............................................................................................................................. 15
2.2.2 Digital I/O interfaces reference voltage (VCC_IO) ...................................................................... 15
2.2.3 VCC application circuits .................................................................................................................. 15
2.3 System function interfaces .................................................................................................................... 16
2.3.1 Module reset ...................................................................................................................................... 16
2.3.2 Internal temperature sensor .......................................................................................................... 16
2.4 Serial interfaces ......................................................................................................................................... 17
2.4.1 Universal Asynchronous Serial Interface (UART) ....................................................................... 17
2.4.2 Serial Peripheral Interface (SPI) ...................................................................................................... 17
2.4.3 I2C interface ....................................................................................................................................... 18
2.4.4 USB 2.0 interface .............................................................................................................................. 18
2.5 GPIO pins ..................................................................................................................................................... 18
2.5.1 Analog interfaces .............................................................................................................................. 19