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'm running the Espruino JavaScript interpreter on a Nordic nRF51 (actually the BBC micro:bit), and I am finding it will totally reset itself when trying to erase a page...
Hi,
I'm trying to design the solution of this problem: I need to detect when a peripheral module goes off-range vs. an associated central device (smartphone/tablet).
The...
Hi,
I'm trying to debug my program after trying out the DFU example (specifically dfu/bootloader/pca10040/dual_bank_serial_s132).
Using my Segger J-Link, I run 'erase...
Hi,
I'm using the nRF52832 QFAAB0 with IAR Embedded Workbench IDE.
I have "nRF5x_MDK_8_5_0_IAR.msi" installed.
Inside IAR i have the device selected as "NordicSemi...
I'm trying to write a small program in mbed that relays incoming UART BLE messages to the USB UART.
What is the proper way to setup notifications?
Right now, if I call ble...
Hi,
Warning: This might be a bit of a rant.
Is there going to be an effort made to make more of the nRF52 hardware drivers compatible with FreeRTOS?
Hopefully constructive...
Hello,
I am starting from ble_app_multilink_central example in SDK11.
Per the comment, when updating the number of central links, RAM setting should also be updated...
Hi,
i am using pca10028 with S130v2
We'd like to use a couple of services as we have to deal with a number of external interfaces.
Sadly we cannot get more than 4 services...
Hi there,
I'd like the ability to hold some data locally then resynchronize once the central reconnects.
Are there any example projects that demo this?
What is the...
Hi,
i am not able to send (write characteristic) from android at a higher transfer-rate than 2.3 kbit/second.
With another Bluetooth LE peripheral i get more than 100kbit...
Hi all, i have a nrf51 Development kit and a nrf51822 smart beacon kit and I want to read them in Matlab using the bluetooth receiver of my laptop. I used the instrumentation...
hi all
i try to write in volatile memory but after the second (the first is ok) writing the nrf8001 response me with 0x84 0x08 0x81 -> Internal Error
i don't know why
please...
Hi, apologies for my ignorance but I'm confused by something. I'm looking to add a PA and was thinking of using the RFAxis RFX2401C like many of those nRF24L01+, PA and LNA...
Hi All,
Please tell is ble mesh is it work for nrf51822 EK, the code is taken from this link: github.com/.../nRF51-ble-bcast-mesh . the code provided in this link, is tested...
