Integration Manual

Table Of Contents
NORA-B1 series - System integration manual
UBX-20027617 - R04 Contents Page 4 of 61
C1-Public
1.12 Reserved pins (RSVD) ..............................................................................................................................16
1.13 GND pins .....................................................................................................................................................16
2 Software ................................................................................................................................................ 17
2.1 Nordic Semiconductor nRF Connect SDK............................................................................................17
2.1.1 Toolchain Manager ...........................................................................................................................17
2.1.2 Documentation nRF Connect SDK .............................................................................................17
2.1.3 Support Nordic Semiconductor DevZone development forum ............................................17
2.1.4 Example code .....................................................................................................................................18
2.2 Bluetooth device (MAC) address and other production data ..........................................................19
3 Flashing application software ........................................................................................................ 22
3.1 SWD interface ............................................................................................................................................22
3.2 Readback protection ................................................................................................................................22
3.3 Recovery ......................................................................................................................................................22
3.4 Programming .............................................................................................................................................22
4 Design-in ................................................................................................................................................ 24
4.1 Overview ......................................................................................................................................................24
4.2 Design for NORA family ...........................................................................................................................24
4.3 Antenna interface .....................................................................................................................................24
4.3.1 RF transmission line design (NORA-B101 only) .........................................................................25
4.3.2 Antenna design (NORA-B101 only)...............................................................................................27
4.3.3 On-board antenna (NORA-B106 only) ..........................................................................................30
4.4 Supply interfaces ......................................................................................................................................31
4.4.1 Module supply design ......................................................................................................................31
4.5 Debug interface .........................................................................................................................................31
4.6 Serial interfaces ........................................................................................................................................32
4.6.1 UART ...................................................................................................................................................32
4.6.2 USB ......................................................................................................................................................32
4.6.3 SPI, QSPI, I2C, I2S, PDM ..................................................................................................................33
4.7 NFC interface .............................................................................................................................................33
4.8 General high-speed layout guidelines ...................................................................................................34
4.8.1 General considerations for schematic design and PCB floor-planning .................................34
4.8.2 Module placement ............................................................................................................................35
4.8.3 Layout and manufacturing .............................................................................................................36
4.9 Module footprint and paste mask .........................................................................................................36
4.10 Thermal guidelines ...................................................................................................................................36
4.11 ESD guidelines ...........................................................................................................................................36
5 Handling and soldering ..................................................................................................................... 38
5.1 Packaging, shipping, storage, and moisture preconditioning .........................................................38
5.2 Handling ......................................................................................................................................................38
5.3 Soldering .....................................................................................................................................................38
5.3.1 Reflow soldering process ................................................................................................................38
5.3.2 Cleaning ..............................................................................................................................................39