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nRF5340 & nPM1300 decoupling cap 0

Hi I have some questions about nRF5340 & nPM1300 decoupling cap nRF5340 1.For pin A3/D2/H11/K1/L5/L11, ref. SCH is 1uF*1 and 0.1uF*5, could we only connect 1uF*1 and...
18 views

0 replies

Started 1 day ago
by Poki Huang
Not Answered
nRF9160 GNSS assistance 0

Hello, I have a product based on nRF9160 that uses GNSS. The device is a meter, not an asset tracker, so GNSS is not the TOP 1 feature we need. When the device is installed...
14 views

0 replies

Started 1 day ago
by Vincent44
Not Answered
Nrf52dk_nrf52832 SPI test with default PINs work but it doesn't with the ones from my design 0

Hello everyone, I'm curretly working on a new design based on nrf52832, and I'm validating different interfaces. Currently working on SPI, I'm testing it with a W25Q64...
- software
- nRF Connect SDK
- Evaluation
- spi
- nrf52832
- hardware
24 views

0 replies

Started 1 day ago
by AloisKyrou
Not Answered
Websockets over NB-IOT : No auto-started network interface 0

Hi, I would like to test a websocket connection over NB-IOT with the nRF9151DK. I started with the websocket_client example but I have those warnings and errors at startup...
- software
- lte-m
- nb-iot
- Evaluation
- nRF9151
21 views

0 replies

Started 1 day ago
by MalloryLP
Not Answered
High power consumption on nRF52840DK running blinky sample 0

I have flashed the Blinky sample onto an nRF52840DK. The power consumption is extremely high. I am using an PPKII to in source mode. It is connected to the External Supply...
28 views

0 replies

Started 1 day ago
by Tom McGuinness

Recent in Nordic blog

Nordic nRF51822 ARM Cortex-M0 Development using emIDE

Hugh

Nordic nRF51822 ARM Cortex-M0 Development using emIDE To avoid the hefty charges with commercial compilers I tried emIDE with some success; here are the settings I used for the EV Kit Official emIDE…
- 22 Oct 2014
Beacon Kit - Mistake in Ref_Design_UG_v1.0

Salman

I connected the programming header as described in "nRF6930_Beacon_Ref_Design_UG_v1.0.pdf" 5.5.4 Programming interface. I was trying to program Beacon Kit but failed many times then I compared it with…
- 10 Oct 2014
SD card interfacing

Salman

Hi, I have written SD & SDHC card routine for reading, writing and erasing data from SD card. It used the hardware SPI of nRF51822. NOTE: 1)Define the PINs of SD card first before initialing. 2)Define…
- 10 Oct 2014
How different BLE packet types influence throughput

Stefan Birnir Sverrisson

There are several types of write operations, write request with authorization, write request without authorization and write command. You can see message sequence charts for those messages here and he…
- 9 Oct 2014
Measuring Lithium battery voltage with nRF51

Stefan Birnir Sverrisson

Here is an example of a hardware setup to measure the voltage on a Lithium battery with a voltage divider and a connected capacitor. The Lithium battery typically has a voltage range of 2.7 - 4.2 V and…
- 2 Oct 2014
Sniffer application for OS X

RK

I've put up on Sourceforge, a Mac OSX application which interfaces with the Nordic BTLE sniffer software and has some of the functionality of the Windows application Nordic ships with that software package…
- 1 Oct 2014