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...
Hello,
I have nrf51 beacon that is protected from read. I want to recover it (erase and disable protection) but I only have st-link programmer. How can I do that? Maybe...
Hi,
I have been developing with nRF51 for some time and already implemented a nice 13.56MHz wireless charging circuit. Now that I'm moving to nRF52 I would like to keep...
Hello,
I have bought a bunch of nRF24L01+ chips online and just received them. How can I tell if they're genuine or fake? The markings are 24L01+ and 1712AB.
The boards...
Without making use of white list approach, can a BLE peripheral reject connection request sent by a BLE central?
I want my application layer to be notified when the BLE peripheral...
Hi,
DevZone displays incorrectly when single word length exceeds the width of the #ContentLeft
div. Instead of wrapping, it expands the div to accommodate, clobbering...
Hi all,
I'm using the nRF iOS Toolbox as a reference to design an app.
Can someone please help me in terms of which swift code file I need to use to read and write data...
Hello,
I've gone through the other posts regarding printf() with floats ( devzone.nordicsemi.com/.../)
and I still can't seem to get float to print. Currently, printf...
This is my coding implementation using mbed online compiler mbed code
and this is serial pc result
and this is the result over BLE using nRF UART app
how this...
ScreenRecord_20171204_133336.mp4
I am working in sdk14.1 nrf52832 ble_app_hids_keyboard_pca10040_s132.
IOS and WIN10 on working ,but android no working .
here is...
Hi all,
We've tried to port IoT SDK features (IPv6 over Bluetooth low energy) to Nordic Thingy 52 .
As base, we use FW for Nordic Thingy 52 from GitHub
We need to send...
The last table on the S132 Specification BLE "data throughput" web page lists the maximum GATT Notification send/receive rates as 16kbps when using an event length of 2.5ms...
I've been following the instructions on how to test buttonless secure DFU without bonds using the Buttonless DFU Template Application page.
I followed the instructions...
I'm trying to port my project from SDK11 to SDK14.
I am having troubles understanding how the drivers supposed to be used.
In the files nrf_peripheralXXX_drv.c there is...
Hi guys,
has anyone had problems with: Cannot connect to J-Link via USB. message?
The device is alive and i can flash and connect to it from CLI.
Thanks
Hi guys,
Many thanks for the help before, I could now running example and change the parameters in the example code for my Taiyo Yuden nRF51 board.
Say, I would like...