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...
A little backgroud for my project. The goal of the project is to be able to identify the proximity of beaconing devices in an area to a specific observer which then reports...
Hi, Below is the mapping of RAM on the 840 from the infocenter. We want to utilize the functionality to turn off unused RAM (via sd_power_ram_power_clr), but we see that if...
I am using SoftDevice s140v6.1.1. The behavior is I was able to program nRF52840 through JTAG without any issue. I am checking out the OTA firmware update feature and nRFConnect...
Hello Everyone,
I am developing one product using nRF52840 MCU, in this project my master controller is nRF52840 MCU and the host is STM-based MCU.
My goal is to make...
Hi,
I am configuring a test software to generate CW signals at channel 0, 19 and 39. Currently I'm using the nRF52840dk, later a custom board. The channel number is calculated...
Hi,
I have a product and want to update it with a BLE functionality. The product has EFM32 Giant Gecko MCU (ARM M3).
I want to know if it is powerful enough to run an...
Hello. I am writing a program using an example called ble_app_uart. While using the printf function, the output is output with a delay of 10us between characters and characters...
I try to integrate the Nordic pc-ble driver (Version 4.1.2 API 5) into a Qt application. I use the heart rate collector example to check how I have to integrate the library...
I have implemented all the models given in nRF Mesh SDK in nRF52832. Now I want to implement the HSL Model in nRF52832, for that there are no files related to HSL model in...
Hi all,
As I wanted to try out the new extended periodic advertising examples (periodic_adv and periodic_sync) located under /v1.5.0/zephyr/samples/bluetooth of the latest...
hello,
i am using nrf52840 with our cutomised board and trying to achieve long range using coded phy and using that long range demo example as base i have sucessfully changed...
I try to send out sensor streaming data to terminal over BLE NUS. Sensor sampling rate is 100Hz and 6 bytes per sample. Is there a best option to do this if I need to send...
We're working on a product that is able to store around 400uC of charge (two 220uF capacitors). There is a constant input of 21 uA minimum coming from a small solar panel...
I'm using AT%XRFTEST=0,1,2,19300,-40,1 to test reception at 1930MHz on the NRF9160 DK with a CW generator, and I don't understand the effect of the -40 parameter. With my...
We are currently working on an energy harvesting solution that powers the nRF52832. The energy harvester is providing energy from indoor solar and at the lowest light level...
