We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
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...
Hello all,
I am in the design stage of custom board for Automotive application using nrf51824. i have the below queries,
In the below link there are two reference...
If the DCDC is enabled in the nRF52832 and during operation one or both the external inductors is damaged what is the effect on the device? Will the power sub-system compensate...
Hi,
I can send and receive commands from nRF51 Dongle to nRF51822 via using nRF Connect UART over BLE Service.
My question is : Is there another way to reach nRF51 Dongle...
Hello,
I have chip nrf51822 connected to nrf51dk. An usb connection provides power to both chips. While checking power of both chips via nrf connect on iphone7 i discovered...
Connect establish with smartfone in peripherial mode. SDK13. S132. Periodic I observe disconnect, than 2-3 advertise packet and new connect again.
Where can I see what reason...
I have a little hobby project going on where I'm trying to make Nordic's old temperature broadcaster example work with the nRF52: github.com/.../
The project was originally...
As the product specification says,The HFCLK clock controller provides mang kinds clock to the system:
HCLK64M:64MHZ CPU clock
PCLK1M:1MHZ peripheral clock
PCLK16M:16MHZ...
Hello Folks,
I am currently try to program RedBear BLE nano board (which is essentially nrf51822) using Nordic SDK v12, which has features of secure OTA. However after...
I have started working on the external file access with NRF
is it possible to read or access the data from the external file into NRF programming
similar to what we do...
I am running a modified version of the app_uart_c example on a nRF52832 using softdevice 132.
I want to send a large hex number to the peripheral I'm connected to. Is it...
Hi,
No matter what I adjust, I can't get the PPK to output over 2.2V. I happen to be using an older nRF52 preview DK (figured it'd be a good use for that board now that it...
tl;dr: UART transmission sometimes stops and never resumes. Only a
power cycle resolves the issue; a system reset is not sufficient. The
problem only occurs when flow control...
Hello,
as far as I have gathered, it is possible to use multiple peripherals on one device with the current alpha release of the S132 Softdevice. What I did not understand...
Hello,
today I had a problem where a timer was causing my device to reset after a while, because the app scheduler queue got full and it was raising an NRF_ERROR_NO_MEM...
