I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Using SEGGER Embedded Studio for ARM Release 3.34a Build 2018022300.35192 Windows x64
with
GCC/BINUTILS: Built using the GNU ARM Embedded Toolchain version 6-2017-q2-update...
Hardware: PCA10040, PPK
SDK: nRF5_SDK_15.3.0_59ac345
I test hrs app and get these number in current consumption during advertising. No modification on example projects...
HI,
We are mainly using "nRFgo Studio" and "nRF Connect" application for erasing and flashing codes to our custom board and its taking place successfully for a long time...
Hi, I am interested in the nRF52811 direction finding capability. In particular, whether its feasible to develop direction findings through a single beacon to receiver configuration...
I am having issues with implementing long-press button action along with normal button press on the same button using the nrf52_sdk_thread on nrf52840.
When I implement...
When mesh_config_clear() is called with a setup containing a file strategy MESH_CONFIG_STRATEGY_ON_POWER_DOWN and an entry in that file has been changed but not yet written...
Hi
I am working on Mesh using light switch example,
1. Wants to relay the ON/OFF message to other server.
2. And send mesh message from server to all node in mesh network...
Hello,
I have program w/o using softdevice to drive an LED driver using I2C. I was able to get this to work very well with out a softdevice, however once I loaded a soft...
Based on nRF5_SDK_15.3.0_59ac345 for nRF52810 application,
a. With s112_nrf52_6.1.1_softdevice.hex and app.hex, it works normally b. Add bootloader, fds_init function will...
On custom nRF51422 hardware with S110, I eventually found that after 3 minutes the advertising timeout turns off the system.
I reproduced it by using the nRF SDK v9 project...
Hello Nordic Support!
I will ask you a question.
Soon it will be mass production from prototype development. I built with MDK-ARM and wrote code with J-LINK +...
in my circuit, it takes 17ms for VCC_NRF to go up from 0 to 1.7V and reach 3.0V, but nRESET PIN does NOT to go up to VCC_NRF.
what is the potential cause of this problem...
Hi all,
I'm working with a chip that is not really i2c compliant and requires us to not send a STOP at the end of an i2c read/write (I know super crappy but that's all I...
Hi to all, i am developing an app with nrf52840 and i want to use cc310 backend to generate ecc public/private key pair. after adding some files and enabling cc310 backend...
