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...
I'm using SDK 15.3 and Mesh 3.20 on a system, that works fine with LPN and nodes with friend-features. The LPN can initiates (establish) friend connection, request status...
Hi !
In order to consume lowest current，we use the function power_manage() ，let the MCU go into sleep，the SD is S130, V1.0，we enable the GPIOTE，watchdog ，ADC ，app_timer...
Hai, I'm trying to learn the UART using the example code available in nRF5_SDK_15.0.0_a53641a\examples\ble_peripheral\ble_app_uart. I'm using BMD-300 Evaluation Board. I'm...
I am looking at the NRF52832 for some projects and so downloaded the SDK and opened an example project in Segger Embedded Studio (SES). I was shocked to find that the directory...
Hi Devzone!
I'm using UART for sending AT COMMAND and receive the response from lte modem.
I use LM5 which is LTE modem made by m2mnet.
I thought It can be implemented...
I updated to nRF Connect 3.0 today and its seemed to causes issues with any Dongles I connect to my PC. I get the following error:
ERROR Unsupported device with serial number...
Hello,
I want to use the nRF52832 as native transceiver 2.4GHz and I'm looking at examples of the latest SDK.
I'm using Segger Embedded Studio.
I found some examples...
Hi, I'm on final development stage of my custom board. I'm using nRF52840 with nRF5 SDK v15.0.0 and S140 SoftDevice v6.0.0. I need to trace the over-the-air communication...
I'm not using a softdevice, and am doing some time critical measurements when the radio begins transmitting.
This code works very well with nrf51:
__disable_irq(); NRF_RADIO...
Hello
I have a question i cannot figure out. I'm using my phone to send string on my NUS client (NRF52 with SDK15.3.0 and FreeRTOS) and the event BLE_NUS_EVT_RX_DATA is...
Hi,
I am new to development with Nordic chips. I am using nRF52840-DK (SES,nRF5_SDK_15.3.0_59ac345) to read analog input on ADC pin AIN0. I want to continuously read the...
Hi,
I used a NRF52832 to test our product with Python Script.
I enable my notification. I start to receive notification and I have a crash after received first notification...
I've used the DFU bootloader from SDK 14, s132 and the ble app uart example as a boilerplate for my app.
Now i'm looking into making some relatively large changes to the...
