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...
Hi everyone：
New to the DevZone, nice to meet you guys.
I have an problem to the GPIOTE.
I'm now using an AFE4404 to calculate the heart rate and heart rate variability...
Hello, teams!
I'm sorry to bother you.
Now I'm testing mesh function.
I have two questions.
1) Is there good way to show the performance of relay operation?
...
Based on nRF52840 datasheet, to configure the QSPI peripheral, it is necessary to activate the external flash memory interface using ACTIVATE task. Our problem here is, during...
Hi,
I am using nRF52832 in a custom board for sending data. I need a reference voltage for my instrumentation amplifier around VDD/2, my VDD is about 2.7 V, so 1.3 V will...
Hi team,
Want to consult you on PA usage, my customer wants to achieve +16dBm PA, so if he has our 840 in +8dBm TX power, only needs +8dB for the PA or we would recommend...
Hi,
I would like to connect two centrals to one peripheral with >= BLE 4.3. I know,
normally one central is connected to multiple peripheral, but in this case,
a special...
I got an error when trying to build the dimming_client_nrf52840 example.
Simple error:
build/dimming_client_nrf52840_xxAA_s140_7.0.1_Debug/obj/ses_startup_nrf_common.o...
SDK 16, S132 V7.0.1, NRF52832, custom device, custom firmware.
Hello,
I want to keep beaconing advertisement (not connectable advertisement) while the BLE is connected...
Hi,
I have a question concerning the SIG qualification. We use the ublox BMD-350 (nrf52832) that is qualified as a component (QDID 101018). I don't really understand the...
Hello,
We are using nRF52840 chip with S140 with ble_app_blinky example.
I was merging Serial DFU bootloader, SoftDevice, application and BLE settings with below commands...
Hi,
I am trying to implement DALI-104 (IEC-62386:104:2019) on top of Thread protocol.
I am using Thread: CoAP Client and Thread: CoAP Server and want to configure these...
Hi,
I wrote my codes to toggle notification on and off using a button using nRF25840-DK and sdk v15. The task looked a simple one; however, I hit some issues such as error...
Hello Nordic Team,
We are working on a project based on nrf51822, we have a problem regarding the incorrect ADC values while waking up the microcontroller from System...
Hello,
I'm developing a custom asset tracker board. My software is currently a very lightly modifed asset tracker v1; my provider currently only support NB-IoT, firmware...
