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...
Hi,
I've got an nRF54L15-DK, and I'm trying to get the sysbuild with mcuboot example working. https://docs.zephyrproject.org/latest/samples/sysbuild/with_mcuboot/README...
Hi,
I would like to repurpose nRFready Smart Remote 3 for nRF52 reference design to use it with the nRF54L15 DK to run BLe channel sounding experiments over this Christmas...
Hi, I am working on Bluetooth of nrf52840 board. I am still learning the SDK and I want to know where can I found the details of error codes, which are considered as 'int...
I need to store just and handful of bytes in flash, some config data. Looking around the forum I've seen recommendation to read and write from/to by using the nvs functionality...
We are in the feasibility stage of a product that requires integration of Apple "Find My" technology only.
Some questions below for pre-development: 1) If we have an existing...
Unable to program external nRF52832 custom board using nRF52840 DK (P19 Debug Out)
I am trying to program an external custom board based on the nRF52832 SoC using the nRF52840...
Hi Team,
1. Radio Firmware upgrade supports only HTTP server?
2. Application can be transferred as a complete file instead of chunks of packets?
Regards,
Sravan...
Hi,
I am attempting to sample multiple channels using the nrfx drivers. Using external timer with PPI over internal timer seemed to provide no benefit so I went for internal...
Hi Team,
1. Can we write date and time to GRTC?, if yes, can you please share the sample code.
2. can we configure GRTC to wakeup MCU as per configured time(Ex: wakeup...
Hi,
When we open a TCP socket in our nRF9151 application, we set it to non-blocking.
The flow:
Sometimes, seemingly at random, nrf_fcntl() returns -1 and errno ...
I am trying to program a custom PCB board that has a BMD380 (10059 chip). The BMD380 is setup in HV mode and is powered by a Li-Ion battery (please see the schematic below...
Hello, I'm developing with an nRF54L15 Revision 1 (QFAA-B00). I'm encountering a problem described in the errata: 3.4 [8] SPIM: Wrong data is transmitted on MOSI (Symptom...
hi support team,
customer is using nRF54l15 BLE with external WIFI (not 7002), currently met with problems about shared antenna.
problem is as below:
when external wifi...