User's Manual

NINA-B1 series - Data Sheet
UBX-15019243 - R05 Early Production Information Contents
Page 3 of 35
Contents
Contents .............................................................................................................................. 3
1 Functional description .................................................................................................. 6
1.1 Overview .............................................................................................................................................. 6
1.2 Product features ................................................................................................................................... 6
1.3 Block diagram ....................................................................................................................................... 7
1.3.1 NINA-B111 .................................................................................................................................... 7
1.3.2 NINA-B112 .................................................................................................................................... 7
1.4 Product description ............................................................................................................................... 7
1.5 AT command support ........................................................................................................................... 8
1.6 Supported features ............................................................................................................................... 8
2 Interfaces ...................................................................................................................... 9
2.1 Power management ............................................................................................................................. 9
2.1.1 Module supply input (VCC) ........................................................................................................... 9
2.1.2 Digital I/O interfaces reference voltage (VCC_IO) ........................................................................... 9
2.2 RF antenna interfaces ........................................................................................................................... 9
2.2.1 2.4 GHz Bluetooth low energy (ANT) ............................................................................................. 9
2.2.2 Near Field Communication (NFC) ................................................................................................... 9
2.3 System functions .................................................................................................................................. 9
2.3.1 Module power-on ......................................................................................................................... 9
2.3.2 Module power-off ....................................................................................................................... 10
2.3.3 Standby mode ............................................................................................................................. 10
2.3.4 Sleep mode ................................................................................................................................. 10
2.3.5 Module reset ............................................................................................................................... 10
2.3.6 Real Time Counter (RTC) ............................................................................................................. 11
2.4 Serial interfaces .................................................................................................................................. 11
2.4.1 Asynchronous serial interface (UART)........................................................................................... 11
2.4.2 Serial peripheral interface (SPI) ..................................................................................................... 11
2.4.3 I
2
C interface................................................................................................................................. 11
2.5 GPIO ................................................................................................................................................... 12
2.6 Analog interfaces ................................................................................................................................ 12
2.6.1 ADC ............................................................................................................................................ 12
2.6.2 Comparator................................................................................................................................. 12
2.6.3 Low power comparator ............................................................................................................... 12
2.6.4 Analog pin options ...................................................................................................................... 13
2.7 NINA-B11x firmware features ............................................................................................................. 13
2.7.1 System status signals ................................................................................................................... 13
2.7.2 System control signals ................................................................................................................. 13
2.7.3 UART signals ............................................................................................................................... 13
3 Pin definition .............................................................................................................. 14
3.1 Pin assignment ................................................................................................................................... 14
3.2 Pin assignment in the NINA-B11x firmware ......................................................................................... 16