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...
Hi,
I use nRF5 SDK v15.0.0. In my application I need periodically disable and enable Bluetooth because they are wifi also, which connected to the same antenna. Its mean...
Hi,
I'm trying send me the mac address of the device by UART by the following method:
By serial I receive:
Start b9:24:82:d5:4f:81
The problem its that the device...
Good day
Firstly, an overview.
I am currently busy with a technical proposal for a client. Initial details will result in a completed approx 60 000+ sensor network. My...
Hi EveryBody!
I've begin to work with the n51 family, my board is based on a n51822QFAA H1 IC.
I use Keil5 MDK and a ST-Link V2 programmer. They work fine as I've tested...
IOS, nRF Toolbox 4.4.4, DFU Library version 4.1.1
Attempting to flash to ruuvi with nRF52832 reports
:INFO:Hash failure and
:INFO:Return false in CRC
to J-Link RTT...
Hi,
I'm trying to modify the slave latency and supervisory timeout setting, but found sometimes the gap_params_init() will get error after changing.
For example, I can...
I want to implement mesh functionality. There is no problem with nrf52dk board, but I think there is a problem with board that I made with nrf52832 chip. attach the photo...
I'm on SDK 15.2 and iOS 12 with nRF52832 on a custom board.
I've added the dfu service to my existing NUS/UART service. In the nRF connect app I can see both services and...
I have downloaded SDK software nRF5_SDK_15.2.0_9412b96. I am using segger studio as my IDE on windows.
I tried compiling the Example code for SAADC. There were no errors...
Hi, On SDK12.3 when using sd_flash_write at any memory location causes the device to halt and restart. On SDK11 I've been using flash_word_write and flash_page_erase using...
Hi I am using a nrf52832 board with a BMI160 sensor. I am trying to sample Accel and Gyro at 1600hz using a timer. The timer timeout is set at 20 ticks (32768/1600) @32768...
Dear Sir/Madam,
currently I am using SMK BLE module - BTS04, blank type (QDID 90744) and we have already acquired the Nordic Development Kit nRF52, Rev.1.2.4 date 2018.23...
morning guys ;
I wanna create a bluetooth pan using raspberry pi and beacon nrf51822 using ipv4 , i don't have problem with the raspebrry it works well and it shares the...
