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've defined a base uuid 455449424C5545544845524DB87AD700
For adding the service to the database CUS_SERVICE_UUID = 0x4942 which alters my 12th and 13 octets
Instead...
I have a characteristic that i want to change to allow notification.
But when I include the presently commented line below (that sets notify to 1), the code breaks, which...
We have a prototype device that disconnects and reconnects frequently. When moving from a BLE 4.2 chip to the nrf52840 (BLE 5), we noticed that the time to complete the initial...
Hello,
I am developing a project with a host processor and Minew BT module with NRF52811. The module and the host processor are communicating via I2C (TWIS). The host processor...
Hi,all
As said above, i've tested two laptops, and this situation happened. I have no idea why this will happen. Is there may any problem with the c onnection parameters...
I used stm32 as master and nordic board as a slave , in stm32 i used spi2 where my configuration is , baud rate is 4MBits/s , clock polarity high , clock phase 1 edge and...
I am trying to locate documentation that has recommended solder paste and reflow specifications for the QFN package. I see there was a similar request made quite some time...
Hi,
When looking at the release notes for the latest nrf9160 modem firmware, it says that the B0 devices are for development only, and B1 for production. I have a number...
Hi there!
Back again with another question. Now that I've finaly managed to get the Bitmap image to show on the display (ST7735), I noticed the playback of audio from the...
Hi What is the better way to add multiple generic on off element to light switch server application. currently planing to add seperate simple_on_off_server_t m_server_x and...
Hi~.
I have an inquiry about sleep and wake up of the nRF52840 in high voltage mode.
Hardware and power design configuration
I am trying to use high voltage mode by...
When the application is started I get the following error:
<error> peer_manager_pds: Could not initialize flash storage. fds_init() returned 0x860A. 00> 00> <error> peer_manager...
Hi there!
I have an SD card reader and ST7735 connected to an nRF52850 DK, both working fine. Furthermore, I 'm using ARMGCC in combination with Make, nRF5 SDK, nRF SDK...
Hello everybody,
I´m trying to add a custom service to the ble_app_buttonless_dfu example in sdk 17.0.2 . Therfore i increment the NRF_SDH_BLE_VS_UUID_COUNT but this results...
Hello, I´m using nRF52DK BLE module with ContikiNG and I seem to be having issues when trying to connect with the device using the mac address. I´m trying to setup the basic...
