I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
I am facing problem to connect my computer with another devices. when i am trying to connect it with another devices, it not show on another devices. So please help me to...
Hi, Nordic
When I use nrfutil dfu ble, it shows:
File "D:\Program Files\Python27\lib\site-packages\nordicsemi\dfu\dfu_transport_ble.py", line 226, in open
target_device_addr...
Documentation specifies levels of security mode 1, and first level means that connection is without any encryption. But how it is possible? Every connection starts with pairing...
Hi,
I have modified my files as mentioned here . When I upload the package, the template device show and I am able to connect. But when I subscribe to the notification...
I'm trying to find out if drawing more than 70mA through the PPK will damage it.
As I have a beeper on my custom board that can draw 200mA, and I'm concerned that attaching...
I have 6 RGB LED strips and I would like to control them by Raspberry PI. 6 strips with 3 colors each require 18 controllable PWM sources, so I have SN3218 which is exactly...
Hi all,
I'm new to nRF51822 and I'm trying to use the fds system.
However, I always get a NO MEM return code when calling the init method.
Any hint?
Thanks
This is my code，the problem is when cpu executed the __WFI() instruct it should be paused ,this means that NRF_LOG_INFO("wake up\r\n") should not been executed only after...
I am trying to integrate an ADXL345 with my nRF52. I am attempting to implement Bjørn Spockeli's driver which I stumbled upon here: devzone.nordicsemi.com/.../
I am using...
Hi all,
I have an application for nRF52 which works fine using SDK 12.1.0. I am now trying to make it working with 12.2.0 and it hangs.
Apparently inside the function...
My question is somehow connected to hardware side of SPI(M) peripheral implementation.
When using SPIM, I am observing 3 types of situation:
WhenSCK pin is defined...
Hello,
I took this project on about a month ago to do bug fixes within the app. The bugs are fixed but the OTA was not tested for the last 2-3 months. No changes were made...
Hi,
I am working on interfacing SD card with nrf52. I am sampling SAADC at 1000 sps and trying to write over SD card as well as sending over BLE. Both operations are working...
