I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
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...
I plan to use the nRF52833 or nRF52840 chip and as usual it needs a charger circuitry “PMIC” to charge the battery "Li-Ion"
Is there any special PMIC version recommended...
I'm using nRF52810 in a CR2032 battery powered device.
I use the DCDC mode to enhance power consuption. According to Product Specification in release 1.3 (and unlike nRF52840...
Hi,DevZone
I'm not Native English , sometimes can not express exactly, So, I'll provide a concise description about the question
1, platform: nRF52832_QFAA _E1, nRF5_SDK_13...
I used the NFR connect tool to install softdevice on the NRF52840 Dongle. I see noise about another tool to set up this kit in this forum; these are old. I forget what it...
Hello,
In our application, the central device will connect to one peripheral node at a time, collect the data, and disconnect it. There may be more than 30 to 40 peripheral...
Hi
I have two board nrf52833 along with the antenna array.
I want to implement Angle of Arrival.
I want to know from where can i start. any demo example
please me...
The global window in Nordic SES does not display the static global variables. I am probably missing something very simple, but I can't figure out how to view them when single...
At the very beginning of the program in the main function, my stack pointer is 0x20026390, although I expected it to be in the 0x20040000 area.
In this case, static memory...
Hi, I am using a thingy 52 board. I have Arm jlink programmer to load the program. And I have loaded the program successfully. But I want to debug the code. So, How can I...
Hi I looked at the lte_ble_gateway sample in the nrf connect sdk and noticed that we are able to simple call bt_ready() as if the nrf9160 is an nrf52 device. How is that possible...
Hi,
I have several timers and they will be app_timer_start() several time. I am not using APP_TIMER_MODE_REPEATED because they are not started immediately after they expire...
Hello, I am having an Assertion failure like this:
My nrf/ext/lib/bin/supl/CMakeLists.txt looks like this:
Line 9 is already changed to if(CONFIG_FPU), as per the...
What is the default data rate of Nordic BLE, and when is it set in the Thingy code? I can't find any reference in the code to what I assume would be NRF_RADIO->MODE!
Why ram and flash size in a board configuration in Zephyr OS for nRF5340PDK doesn't match with declared on your site? According to your product specification, application...
