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 there,
I am wanting to develop a custom PCB for the nRF52833 SoC. I am basing it off the nRF52833 DK! As such, most of the schematic labels are identical.
For our custom...
Hi,
When I do a secure DFU (screen dumps pasted ), it failed with error code 0x8005. It worked on WIndows 7 PC.
//==================Linux System Report
# nRFConnect...
where is UARTE configuration in sdk_config.h? According to this doc (for SDK15.3/UART):
infocenter.nordicsemi.com/index.jsp It seems I can follow the steps to enable UARTE...
Hi,
I am using 2 PCA10040 kits provisioned in the same group. I want to change the payload on button press event from client side which I can receive on server side. How...
I have a nordic kit but the dongle or the kit is not recognized by the computer. Is there a driver that needs to be installed before this will happen? I've already installed...
Hello Guys,,
I am trying to migrate my project form keil to segger embedded studio. My product is based on sdk 12.2.0, using softdevice s130 on nrf51822. I searched for...
Hi,
we have two nrf52840 which shall connect very quickly.
The scan+advertise cycle is very fast (we have no bootloader). After switching on the peripheral it is recognized...
Hi,
I run into issues working with ads1220. Its behaviour is really strange. When I test it, data output with continuous measurement is 0. In few cases, when I swap din...
I have an nRF52840 dongle that I am using to connect and read/write to a client unit. I have been able to use the nRF Connect Bluetooth Low Energy program to control the dongle...
Hi,
My product continues adv mode after connected with mobile until the amount of connection is full. By the way, there are 4 connect handle in my product.
My client use...
the nrf51822 is working as a peripheral advertising the data like
0x0201061416FFCB113C01271119359426040A6E189C000000050852545F54,
which contains three data typs:
020106...
1. Why is `libusb-1.0.dll` bundled for MacOS and Windows? Note: I'm not question this, just want to learn why. Are they not installed by pip if listed as a requirement?
...
Hello, I'm doing some research for a product my company wants to develop. It will be a BLE central that needs to connect with ~ 30 BLE peripherals. The peripherals will send...
