We are considering using Gazell for an outdoor application, i.e. lots of noise and disturbances, constantly changing environment, where the amount data being transferred is...
Hi everyone,
I have found your git "Ble Optiboot"( github.com/.../ble-optiboot) , and I have understood, it is usefull to load a binary into MCU flash, I was looking for...
I'll go ahead and describe what I need to do and see if anyone might have some place to start for me since I'm having a lot of trouble figuring out what I need.
I'm looking...
Hello ,
I'm designing an embedded system with one of your RF chips (NRF24L01+) and as far as I searched for the datasheet , It seems like NRF24L01+ doesn't have a hardware...
Hi,
This post is very old.
devzone.nordicsemi.com/.../
I have a nrf51822 chip and I'm using it as BLE and it exposes some service and characteristics and it is working...
Hello!
I set up a project using NRF24L01 and a patch antenna ceramic, the type used in GPS.
In fact, I tested several types of antennas, F, F inverted, GPS, Loop. But...
Hello,
I'm trying to create a PC application to read out some Ti Sensor Tag modules. I'm using a nRF51822 USB dongle and the Master Emulator api.
The nRF dongle sees...
Hi,
i am evaluating the use of the nRF51822-QFxx for our product and made good experience with the nRF51-DK. Now, i would like to layout the custom pcb and i am not sure...
Hi
The definition for nfc_t4t_ndef_rwpayload_set() is that it takes buffer_length parameter.
And the comments state "buffer_length Length of buffer (maximum writable NDEF...
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 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...