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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
Can the nRF51822 DEC2 pin (LDO output) be used as a 1.8V supply for low current use (say, <50uA)? Similarly, how about the 1.9V output of the buck converter (AVdd)? The current...
I'm wondering if the latest version (8.x) of S110 supports BLE 4.1's "Connection Parameter Request Procedure". This procedure is described in the BLE 4.2 spec Volume 6, Part...
I previously used Jlink to upload code to my nrf51. However, the new units I got are "locked" and I need to use nrfgoStudio to unlock and fully erase the chip.
Is there a...
Hi, I wrote a sample application to remotely control and led on nrf51822_xxaa module. in the application I was able to provide configuration to the characteristics as well...
Happened to try nRF master control panel service App.
It is a good tool.
But there probably something missing in "Scanner" screen.
I used heart rate example to do the test...
After seeing a few answers here (and elsewhere) which were very helpful to understanding the scope of my problem:
devzone.nordicsemi.com/.../
forums.adafruit.com/viewtopic...
Hi,
I'm developing a hid keyboard + lbs(led button) application, in my design there're several primary services and each with different characteristic(with read/write notification...
when upgrading from SDK8 to SDK11 every SVCALL to the softdevice now just jumps to the application's weak SVC_handler and "B ." spins.
I can make a main.c file with only...
Can we have one application to Modify both iBeacon and EddyStone properties? (App development in Android)
Greetings,
Will we be able to support a modify beacon props of...
I need help sorting out a configuration.
What I want to accomplish:
phase 1: detect if any bluetooth phone/device is present, without connecting to it
phase 2: determine...
The app doesn't run when i flash the hex file. However it does run in debug.. I use embedded studio in OS X and nrf51 DK. I added STARTUP_FROM_RESET to preprocessor definitions...
Hello!
What are the differences between the nRF52-DK and the Preview DK?
I have heard that there is an error with the RAM:
devzone.nordicsemi.com/.../
Are there any...
Hi all,
it's possible to use a DCC pin to power an external element (like a led, for example)?
If, yes what is the maximum voltage that we can have? It's V battery or...
Hello
I just bought a NRF51422 (PCA10031 v1.1.0) dongle. It worked for sniffing, but after I upgraded the bootloader as indicated in the MBED post ( developer.mbed.org...