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...
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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...
Hello,
I had been looking at BLE mesh documentation as well as the examples on the SDK and looks every node should have a dedicated function. generic on/off server controlling...
Hello!
I am trying to interface with some old hardware that communicates over a single data pin. I need to take in varying 32-bit packets and output the data that translates...
Hi all,
The chip we used is nRf52832, the version of SDK I used is nRF5_SDK_15.2.0_9412b96.
The problem is when I pair to windows 10, sometimes PM_EVT_PEER_DATA_UPDATE_SUCCEEDED...
Hi,
I am using i2c driver available with zephr as i2c master. This is working fine.
I want to change the pins to P0.02 for SCL and P0.03 for SDA. I see multiple questions...
Hello,
I am looking into the peer manager and the LESC module and have some question regarding what is possible to do with this.
Is it possible to manage the private...
Hi,
I am updating SDK version from 15.0 to 17. We are using nrf52840.
I would like to know if these are necessary to add, as they were added in some examples, and if so...
Hi,
i have a problem when using the ble_uart connected to Raspberry-pie withe Bluez.
after 40 seconds the connection is lost.
tried to use several examples, but most...
Hello Community I am starter in nrf51822 i want to know if anybody has code for interfacing with ADS1115 since i didn't got any of the post which would be helpful, please...
Hello,
Is there a particular test Nordic recommends to screen for latent failures in the BLE circuit? If one has access to an Anritsu MT8852B tester with Direct-Test-Mode...
Hi,
I am updating SDK version from 15.0 to 17.0.
In many examples PM_FLASH_BUFFERS was changed from 2 to 4? What is the meaning of this change? We have one peer always...
While exploring documentaion and trying to learn more about the DFU (and bootloader settings), I found info on how to generate the bootloader settings , which also explains...
I want to measure voltages at all 8 channels but when I am enabling all channels its sending the values once only and after that its not sending anything, my requirement is...
Hi,
We are aware that i2s internally includes hardware double buffering to ensure that the audio is continuous.
Is there any way by which we can avoid double buffering...
Hello,
I developed board with NRF9160 chip and I am facing issue with "at_cmd: Failed to open AT socket (err:-12)", i am not able to communicate with modem. It is not...
