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...
Hello,
I am trying to update temperature value through BLE characteristics example but while temperature update in following function I am getting error code 12291.
...
Hi i have to read some data from a temperature sensor.
twi_temp_read((int8_t *)&temperature);
this below what do?
temperature = ((temperature >> 12) & 0x000F) ...
Hi,
In SDK12_NRF52 custom project not work to me NRF_LOG_MODULE, I have this in main.c top:
#include <stdint.h>
#include <string.h>
#include "nordic_common.h"
#include...
MyZip (1).zip Hello,
I'm trying to run a ADC example for nRF51822 in Keil 5.21 MDK, but error is raised up.
I've done following before:
-installing all packs,
-tick...
Hi there,
Any help on setting up gcc compiller to use with bbc microbit? And a simple example?
I know I can use the mbed platform to program it (among others)... but...
I just setup Keill uVision V5.21 with nRF52 DK. I was able to flash the ble_app_uart example onto the board. When I realized that I missed out the softdevice, I just drag...
Hi everybody,
I am designing a beacon that works with s130 and can act as peripheral or central. This beacon has two custom services, and can connect to two different devices...
Im using sdk 11.0 and s130
When i add pstorag codes to my project which has bluetooth communication ,it does not work
I wanna send data to flash and i wanna read it
What...
Hi!,
I'm trying to migrate my app with one Service and two Characteristics from SDK11 to the SDK12.
I'm using ble_app_uart as template but when I initialized my custom...
I have custom board with NRF52832_XXAA , which I was able to (re-)flashed or erased before, but now this does not work anymore, probably after uploading some buggy code.
...
Dear Nordic Team,
Currently i am trying Beacon Observer,Please suggest sample code for my application. It is non connectable beacon. I am using SDK 11.0
Thanks in advance...
Hi all,
I would like to share a post about Zephyr and Nordic nrf5x.
Cheers,
Marcio Montenegro
[https://www.linkedin.com/pulse/bbc-microbit-meets-zephyr-marcio-montenegro...
Hi!,
I get this error when I try to compile the project:
Compiling file: ble_conn_state.c
Linking target: _build/nrf52832_xxaa.out
/usr/local/gcc-arm-none-eabi-4_9...
Hello,
I want to measure a frequency of a PWM signal like this:
GPIOTE-Event --> PPI --> Timer1-Capture-Task
So every time the event occurs, the counter value is...
good time dear Engineers!
I have to create the GATE IoT SERVER on nRF52, the features of the SERVER:
HOLD up to 3 CONNECTION to PERITHERAL
(3 sensors) while its...