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 guys,
I'm investigating on a problem we found in our system. It seems not related to our custom pcb or firmware, you can replicate it with the following setup.
Setup...
I will need to store some data (and edit it again later) and fetch it later in the nrf51dk even after turning it off and back on.
How can I store such persistent data in...
Some situations like heavy ble activity causes the nrf52832 to restart without hitting breakpoints in the NVIC_SystemReset.
Assuming there aren't any hardware issues, is...
Can I use J-Link EDU for nRF52840-PDK , nRF Connect , please?
Is it sufficient?
What the J-Link PRO provides for nRF52840-PDK, nRF Connect that the J-Link EDU does not?
Question preamble
I am writing a bluetooth application where two nRF5 devices will be in a master / slave configuration. However, I want to be able to flick a physical...
Hi.
I have an application that needs a low security encryption. Therefore I want to use "Just works" encryption. The pairing process is assumed to be in a "safe" place...
I am having a strange problem. After I flash the program to the NRF52 and do a reset (does not matter whether it is a soft reset or pin reset) the system (DK and my own board...
Hi,
i read this post:
devzone.nordicsemi.com/.../
and found the PCA20006 project but i cannot load it to the beacon. I can find proper instructions on how to load...
I had initially added ble_dfu buttonless DFU support (unbonded) to my app per instructions here: infocenter.nordicsemi.com/.../service_dfu.html
Long story short, based...
What unique information can I use to know which physical device disconnected for example? Say I have a MAC address or a name encoded into the advertising packet. Correct me...
Here the connect method is called
err_code =
sd_ble_gap_connect(
peer_addr,
&m_scan_params,
&m_connection_param,
APP_BLE_CONN_CFG_TAG);
In the ble event...
I'm tring to connect my phone to the multi-connect example client app
I'm tracing the ble events in the ble_evt_handler.
When I open the server app on my phone, I see...
Hi Engineers!
faced with a problem of SAADC impedance too small (4,7K)!
We use SINGLE ENDING 8bit mode with following settings:
NRF_SAADC_REFERENCE_VDD4
NRF_SAADC_GAIN1_4...
We are moving from a PCB using a nRF51822 QFAB module to a newer PCB using an nRF51822 QFAC module.
We observed that with the new QFAC PCB we have a significant connection...
