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...
SDK 15.0.0, s132_nrf52_6.0.0_softdevice
I have followed the instruction below:
https://devzone.nordicsemi.com/f/nordic-q-a/29067/installing-micro-ecc-issue/115222#115222...
Hello,
Nrf52832 ibeacon broadcast signal is unstable, and the rssi deviation of left and right upper and lower signals before and after the detection of the same distance...
Hello,
I'm working on some LED sequences using the NRFX PWM driver and I can't get the durations I want right.
Let's say that I want a semi-blinking LED (100% - 50% -...
HI
platform:
sdk:15.0.0
52840
\nRF5_SDK_15.0.0_a53641a\examples\dfu\secure_bootloader\pca10040_uart_debug
I want encode(uart) dfu packet not by nrfutil:
(nrfutil...
In my design, I am using a module based on the NRF52832, with a specified LF clock accuracy of +/-250ppm. In my application, I am using v15.0.0 of the SDK with SoftDevice...
hello, we would like to know which development environment Nordic Semi supports/recommends for NRF52832-QFAA-R (except GCC) Is there a special offer from a manufacturer (e...
I'm in the process of scoping out a new project that is in the realm of robotics. It involves one wireless controller that a person would use to turn and drive four wireless...
Hi there,
I have found a similar thread that dates back from a year ago ( https://devzone.nordicsemi.com/f/nordic-q-a/29073/altering-qspi-address-mode ) but I would like...
I created a application that sometimes uses the BLE for 10 seconds. To turn on the BLE I'm using the function
and to turn off the BLE I'm using the function
I already...
Hello!
I'm trying to interface the DHT11 with my DK. I'm coming from Arduino where all I had to do is to drop some library and instantiate an object. Here with the nRF52...
Hello
I compiled the example ble_app_hrs (ble_app_hrs_pca10056_s140) from SDK 15.0 in IAR 8.11.1
I used softdevice included in the SDK15. (s140_nrf52840_5.0.0-1.alpha_softdevice...
Hi All,
Need a help,
To achieve a long RADIO range i.e Gazell(nordic proprietary RF) range, we are using Nrf52832 with SKY66112.
To control the SKY66112 in PA/LNA...
If we are using an external RTC(for example, PCF85063) with a 32.768kHz XTAL, can we rely on the internal RC oscillator on nRF52840 for the power savings in Deep Sleep mode...
Hi, Im using the latest SDK on the latest DK .
Im triying to run the ble_app_uart example with default code and, I can compile it and upload it, but i cant see the ssid...
