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...
For quite a while I've noticed that across multiple custom boards using the nRF52 I've been seeing low-level current spikes from a part that is in SYSTEM_OFF mode. They are...
i got 'LIS2DH12_ADDR' undeclared (first use in this function) error when i build my project but i already define it in pca20020.h file.
this image is i define about...
Hi,
I found the TRACE connector on nRF52833 and 52840 DK has its pin 9 connected to ground.
But in the datasheet of JLink/JTRACE, the TRACE connector has following pinout...
Hi,
Could you tell me where can I find some guide how to add DFU into NRF BLE examples, e.g. ble_app_proximity ? I would like to add DFU like a service into the app, not...
We are having a very difficult time soldering the nRF52840 to the PCB. Our Operations Department is asking what the lead finish of the BGA balls is. Would be great to get...
Hi,
I compiled and downloaded GPS sample, I got the following messages:
Tracking: 0 Using : 0 Unhealthy : 0
Seconds since last fix: 600
Scanning [ _ ]
Over 10 minutes...
Dear All,
I have noticed the following behaviour:
When the modem goes to PSM, it is not possible to retrieve the RSRP, using the CESQ or the XMONITOR AT commands. This...
Hi,
I am using NRF52840 DK in our project . I am using 15.3.0 SDK and soft device s140 in our project .Here the nrf52840 dk board is client and other controller bluetooth...
Hello,
SDK: 15.3.0
Hardware: nRF52840-DK
I am attempting to make a simple dimmer with 2 pins/LEDs. I have used the following post.
https://devzone.nordicsemi.com/f...
After following all the steps on the nRF Connect v3.2.0 Getting Started Assistant.
I get the following error after pressing OK.
Any idea what is wrong?
Am I missing...
Hello,
I am trying to integrate the calendar example (using RTC 2), with a current time service(CTS) client and and custom service server on a nRF52940 DK.
I want to use...
Hi,
Firstly, I am able to read a 16-bit service with a 16-bit characteristic and able to use that to get a handle for reading and writing to the peripheral.
But i am unable...
