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 am trying to run a NRF51822 chip using Emblocks and OpenOCD, the debugger interface is a ST-Link from a Discovery board, which supports SWD.
When I program the Blank...
Hi,
I bumped into a problem trying to get PWM working and traced it back to the app_pwm_init function, for a simple test case use the the pwm example in the 8.1.0 SDK and...
Hello everybody,
I'm currently trying to start with the nordic development kits, I installed all the tools required to be able to start the development & also I get some...
I am trying to persist characteristic data written by the central side after on_disconnect . I can see the data written inside the evt_write->data ptr and I copy it to store...
Hi Nordic Expert,
Recently I wanna run ble_nus service on my nrf51822 platform, you know, sdk 6.0 does have this demo code in s110 directory, but from sdk 6.1 I cann't...
I'm trying to connect to/program my nrf51822 module I just got. I've got it set up with my st-link but whenever I try to flash the device I keep getting: Error: Flash Download...
I'm trying to enable basic commands with my device. Ideally I have a terminal open on a mac running nodejs or use the UART subapp in the nRF Toolbox App, type a special command...
What's the proper way to debug what's causing my eval board to reset? I'm assuming I need to put a breakpoint in the hard fault handle, but how do I trace that back to the...
Hi,
as a university project, I am currently developing a ultra-low-power temperature and barometer sensor powered just by RF and laser-beam energy. Please see this link...
Is there any document that describes what has to be done in the App code to migrate from i.e. SDK v7.2 to the latest 8.1.1? I could not find it.
Ideally it would be nice...
I try to add a custom characteristic value's UUID. I couldn't find any example or document that provide this information. All I can find is a function sd_ble_gatts_descriptor_add...
As I run through the examples for the nRF51 S110 SDK , I'm not seeing anything for communicating with a sensor over I2C.
On a secondary note, since I have the option to...
I am using a nRF51422 (SDK 6.1.0 with S310) and i have a question about th UART.
I can send and receive data from/to an other MCU but i have to set different parameters...
