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...
Hi,
I want to set the reset bit to 1 in the reset register of Power Management module.
Chip used in nrf51822.
I have been trying to set the bit using the following statement...
how to send hex by nrftoolbox APP uart?
I use this app, when I start use it, I just only can send char, I can't send hex to the device. how to set it char to hex? please...
I am using the Nordic nRF51 SDK on a BLE Nano device. The example I am using uses a function to initialize the LED flashing (bsp_init()). This sets the timing for the ticks...
Hi all,
I want to use nRF51822 (s110) to measure the frequency (0 to 5kHz) of a signal connected to an analog input. Other posts ( like this ) show that a good way to implement...
Hi,
SDK:8.1.0
Chip:nrf51822
Power Mode:LDO
Battery:CR2450
Application:beacon
The equipment static power consumption is 3.3 ua, after a period of time is 1.9 ma,but...
I'm using Keil5 to compile example of SDK v12.2. And I'm trying to understand each of Source code to understand how each of it is consists of.
I opened an example "SDK...
My code hit weak handler when I try to modify the examples/peripheral/saadc to run with softdevice s140 on nrf82840 PDK. All I did was adding a BLE Stack initialization before...
On the nRF52832, what is the longest period of time that the softdevice will control the CPU while doing things with Bluetooth? This is effectively the interrupt latency time...
I am working on nRF51 and nRF52 series SoC.
I need to check whether my radio device is connected or not and also to test radio functionality(like radio range, sensitivity...
Loaded Softdevice S140, ( Using NRF52840 DK board ) using NRFgo Studio.
App flash base is set to 0x00021000 and app RAM base is set to 0x20003000
Looking at the CPU...
Is it the only way to call a function on a read characteristic to make a read request and then inside on_ble_event call the function?
Is this the right way?
Hi
in the communication with an SPI peripheral device, a communication cycle might take up to 5 ms.
It is implemented as a blocking function, meaning that app_sched_execute...
Hi all! Several weeks I've tryed to implement code for my wireless temperature sensor based on nrf24le1 and ds18b20. In datasheet said that in memory retention mode the power...
Hi,
Is it possible to send a advertisements for a single (or a fixed number of) Advertising Events? I need to control the number of Advertising Events "sent" for a mesh...
Hi, I'm looking to build a simple ANT+ application. My only asset for this project is a background in C/C++. I'll need to learn/relearn the basic electronics and protocol...
