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 want to use spi list feature without ppi. Is that possible?
Because I have to use the same spi module for OLED, SPI flash and accelerometer with FIFO, spi ppi...
Hi There, PCA10004_Schematic_And_PCB.pdf
We are working on Nrf51822 chipset and have observed in our case that once we download the code we are able to discover the device...
What I am trying to achieve is single-file executable for nrfutil tool, for performing DFU.
I downloaded sources and built it using pyinstaller. I can succesfully create...
Let's say I have my android phone connected to the nrf52840 device via bluetooth,
and let's say I change preferred phy from 2 Mbps to 125 kbps, would the connection with...
in my case sdk10.0.0 and I can not update sdk.
please help me to write sd card. if file system not possible ,please explain how to write raw data like sensor value 1000 time...
nrf52832 sdk12.2.0 s132.3.1
Hello.
Can't write properties after flash experimental_ble_app_buttonless_dfu example into chip.
I can only enter into bootloader using button...
using mbed uartservice on micro:bit. connects fine to nordic toolbox uart on ipad
is it possible to connect to puTTY or similar on windows using csr 4.0 ble dongle.?
win7...
My question is can the beacon be activated by someone shaking it and receive a notification via Bluetooth? If so what is the range it would have? If not can an additional...
Hi,
I am connecting the AKU242 straight to our microprocessor. It is a PDM interface so it has a SELECT, DATA, CLOCK, VDD and 5 GND signals. On the datasheet, there are...
I am about to implement the secure DFU on our custom board using SD132 V3.0.0 and SDK12. When I worked with SDK11 I had to make a bunch of changes to the bootloader to work...
I am working on a project using a ble nano (nrf51822) using the Nordic SDK 8.1. I started building off the ble-app-hrs in the examples of the documentation so my code is pretty...
Hi,
We're trying to port and migrate our nRF51 SDK v8 (softdevice s110) codebase to nRF52 SDK v11 (softdevice s132), but we're seeing a crash occur (goes into HardFault...
Hello,
Can anyone help me figuring out the best possible way to store certain characteristics which I want to never reset values on the events of controller RESET or power...
