Hi Hakon.... when i compile my project i get some linker errors,
._build\gzll_host_ack_payload.axf: Error: L6218E: Undefined symbol __main (referred from arm_startup_nrf51...
I'm trying to perform communication between my device and iOS and I ran into some problems. For tests I'm using iPod touch 5 with nRF Toolbox and LightBlue apps and nRF51822...
I've been using Master Emulator API 2.1.3 in Visual Studio 2010 Express, and have spotted a fix I may need in 2.1.5 so I've switched to using the 2.1.7 API. However, I've...
Hello,In normal condition, I use UART,pwm,spi an so on.Now I want to clear the configuration, and enter System ON mode.But I don't want to system reset.
How should I do...
Hi, everyone~
My goal is to collect data from 4 sensors simultaneously using iPhone.
Now, my testing code for sensor nodes is working fine. It was built based on the...
I am an android developer and I am using your nRF Master Control Panel (BLE) product as published on Google play. Below is the link to the app:
play.google.com/.../details...
I want to build a USB dongle, so I purchased the nrf24lu1+ development kit. However, in order to program the target board, it would seem that I need the nrfgo. Is this correct...
Hello there,
I have developed a board with nRF52840 and a sensor. My hardware and tools setup is:
SDK: nRF5_SDK_for_Thread_v0.10.0_e1c3d11
Thread version:OPENTHREAD...
Hi, I'm using evaluation board nrf52 (nrf52832) and using SDK 13 (nRF5_SDK_13.0.0_04a0bfd) and programing it using eclipse. Here is the code:
Someting is not working and...
I am able to disable the reset function of P0.21 by erasing UICR register and undefining CONFIG_GPIO_AS_PINRESET .
Still i can't set P0.21 as output and set it to 1.
According to the User Guide,
After each byte has been sent over the TXD line, a TXDRDY event will be generated.
When all bytes in the TXD buffer, as specified in the TXD...
Hi Nordic,
We are building a product in the field of Sports, specializing in running shoes. The concept is to correct running form via analyzing the foot strike of the user...
Hi everybody,
I need to preserve 3 pages of data in flash memory during DFU. I know there is the macro DFU_APP_DATA_RESERVED defined in dfu_types.h but, I was wondering...
We need to sample two digital inputs GPIOs at rate of 100khz-1mhz. How can we do that?
The QDEC is only good for up to 128us (~7khz) which is too slow for us.
Is there a...
I'm not able to get clear/un-corrupted data across the ttyACM on the nrf52840-PDK. I must be missing something, seems like this would have been solved a million times, but...
I recently experienced an issue with a race condition between peer manager and FDS in SDK 14.2 which was resolved under this case:
https://devzone.nordicsemi.com/f/nordic...
Hello,
I develop entirely on Linux and I am unable to find the --sd-req / --sd-id required for generating a dfu package zip using nrfutil . I am using developing for the...
I defined custom service (NRF51822,S110) to send sensor data. Code follows. Here I enabled notifications for new data. I can able to receive data, if I enabled notification...
Hi,
I have the following set up:
The remote: nrf51822 acts as central
The wheels: Each wheel has nrf51822 acting as peripheral.
The remote needs to first connect...
My application needs to be notified of large current draws due to the activity of the nRF8001. The active signal works fine for this purpose, but why is it available only...
What is the typical expected receiver sensitivity when performing BER test (1Msps, 16 byte packets) of the radio module ? The spec refers to 2 values: -93 and -96 dBm (p.231...
