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'm trying to use the ram_retention in sdk 15 alpha to retain RAM in system off mode and do some power profiling.
The default code seems to retain 8 kB of RAM...
My project needs to use 2 different TWI instances and 1 SPI instance. I knew that it is not possible to use three instances at the same time in nRF52.
To implement 2 TWI...
Hi Nordic,
I am trying to enable the DC/DC converter on a PCA20006 rev 1.3.0.
I am using the softDevice S130.
1. Using the sd_power_dcdc_mode_set(NRF_POWER_DCDC_ENABLE...
Hi.
I am using saadc example code or SDK V13 with the following requirements:
Voltage input up to 70mV,
Resolution: 50uV
So I did some modification to support...
Hello,
yesterday I got a Thingy:52 device at an event held in Frankfurt/Germany. At home I've tested the DFU for the latest firmware and observed that the image was transfered...
Hi,
I’m having some troubles with example code : ble_app_uart_s132_pca10040. The code compile well in Keil and I can prog it in the nfr52 but it doesn’t run. When I check...
To enable comparability with an existing client, I'm attempting to configure the nRF51822 to provide a GAP service that includes user description descriptors (UUID 0x2901...
I'm trying to store some values with fstorage. The store operations seem to be queued successfully, but never executed. I currently have this to test the behavior:
FS_REGISTER_CFG...
Hallo everyone,
I am reciving a notification from my server, which lenght can be 8, 20, 30 bytes but when I want to display the info using NRF_LOG_INFO is not printing...
To All,
From reading the datasheet I understand that nfr52832 spi can only send/receive up to 255 bytes at once. And to work around this a list method is used.
Because...
Hi,
I’m working on a device that requires to enable the softdevice when connecting with a smartphone via Bluetooth and disable it when acquiring data from an analog source...
Hello,
I am using sdk12 and uart code. I want to send my sensor data readings to ble app. For that I have modified the ble_app_uart code and I am able to send 8 packets of...
Hi all,
In my project I have a structure its length was about 2KB, I'm saving it as a static variable after using this I come across with a weird behavior from the board...
