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...
Hello,
I have a battery with 4.2v max charge. Since this is outside the input range for nrf52832, I have to add a down voltage regulator. Now the question is: Should I...
Hi!
I need to modify the code of the secure and the non-secure images of my project.
I tried to follow this guide https://devzone.nordicsemi.com/guides/nrf-connect-sdk...
Hi
I have a project which is using 53832 as the master , main 52832 works with smart phone by bluetooth ,and broadcasts ebike information throght the ANT+ .
I would...
Hello everyone
I have a bunch of custom dongles from the company I work for and two of them started to behave in a strange way after I tried to erase and program them through...
Hi,
I'm currently in the evaluation phase of a project and would like to use a NRF52 chip, but I need to ensure, that I can use two independet hardware timers. I had already...
I am running a PWM pin on 15 using this DT Overlay:
pwmnmos {
compatible = "pwm-leds" ;
status = "okay" ;
pwm_nmos0: pwm_nmos_0 {
pwms = <& pwm2 15 >;
};
...
Hello,
I built my application based on your "ble_peripheral_lbs_coex" example. Board is nRF5340DK.
Mesh and BLE (NUS service) run together but I noticed that the NUS UUID...
I'm using SDK 17.1.0, softdevice 7.2.0 as a Bluetooth peripheral. I'm sending notifications to a paired iPhone. The notifications are keyboard keys, and so are time sensitive...
Hello,
I am trying to figure out how to save a small number of counters to local non-volatile memory on the nRF9160. I have a few questions.
1) How do I determine whether...
Hi
I want to measure chip temperature of nrf52840.
For this I referred " sdk-zephyr / samples / bluetooth / peripheral_ht / src /hts.c"
and I have enabled "CONFIG_TEMP_NRF5...
We are using nRF9160 DK (SDK 1.9.1) with "serial lte modem" firmware. We are trying to test downloading files from a server using AT commands to work with HTTP. The file is...
Upto a week I had *no* problem in programming a nRF52840 dongle with an app I am porting from the nRF52840dk.
All of a sudden I can't get the app running, the dongle appears...
I'm trying to get sprintf working with SDK 17.1. Basically, I'm struggling getting this simply use-case to work. char buf[32]; sprintf(buf, "%.3f", 3,5); I'm not able to find...
I know from zephyr samples that Tensorflow lite is available via zephyr as an external module, though it's not explicitly allowed in the nrf west.yml, and therefore is not...
Hi all, I follow example (serial) to build and run, i already run successfully, but i meet some question. when i use generic_on_off to control light at short time(2s), the...
