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 use nRF5 SDK v15.0.0. In my application I need periodically disable and enable Bluetooth because they are wifi also, which connected to the same antenna. Its mean...
I have been successfully using nRF Connect v2.5.0 on Windows with a PCA10056 v0.9.2 to communicate with our target device, a nRF52840 using S140 v6.0.0, nRF5 SDK 15.0.0. We...
I have four button and one external interrupt from GSensor on my demo board, and I use GPIOTE_CONFIG_IN_SENSE_TOG for button and GPIOTE_CONFIG_IN_SENSE_LOTOH for GSensor interrupt...
Hi, I am wondering what cost-effective JTAG debuggers you can use with the nRF52832 hardware using the 10-pin standard debugging header. For example, has anyone used the Segger...
Hi All,
I am using the nRF51822 board and have it connected to a micro SD card shield using SPI.
I have not changed anything in the example file with the exception of...
I have a question.
Two slaves connect one Master.
At that time, Can another Master automatically connect the two slaves ?
I know softdevice110_v7 has connection state and...
Hello,
We've been developing nRF52 software for about two years. We develop on Linux desktop machines, and build with GCC from the command line interface.
I'm starting...
I am attempting to implement the Time Slot API into SDK 15, based on the SDK 11 Multi-Acitivy example: https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter...
I get the following error when trying to build to target:
make: *** No rule to make target `nrf52832_xxaa'. Stop.
I am doing the following on the Blinky Example program...
Hi. I have a question if is it safe to call malloc/free function of clib from the handler of ble events of softdevice. Does anybody know if is it safe? Does Nordic have some...
Hello there, I am trying to write hex file generated form Keil or Segger studio but a popup window comes out to select the soft device in nRF connect programmer, I have selected...
Hi All.
I have modified the ble_app_multilink_central project, and replaced the button service LBS with the NUS service. When I switch on my peripheral device (based on...
Hi all,
I would like to modify nrf connect app on mac os.
I cloned nrf connect from: https://github.com/NordicSemiconductor/pc-nrfconnect-ble
I execute commands on...
I want to connect Connect ADXL345 with nRF52832 to read movement of ADXL345. I am using example code ADXL375_I2C.zip
1. Please let me know the wired connection diagram between...
