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 All,
I have a peripheral device where one service with 4 characteristics is implemented.
Out of these 4 in 3 services notify is enabled.
Now I want to subscribe...
I have a situation in which a central device (A) must be able to receive from a power constrained peripheral (B) with very low latency, but likely at long intervals.
To...
Dear Nordic,
I tried to download the new SDK nRF5-SDK-for-Thread from here:
www.nordicsemi.com/.../60504
However, when I clicked on it I only got the TTM 0.11.0.
...
Hi every one ,
I am using NRF51822. I download the code
from this link. github.com/.../nrf51-ble-tutorial-advertising
I able to flash the hex file & see board are...
hi~
i am working with nrf 51822 with custom board and softdevice s110.
i am using is7020-a20 temperature / humidity sensor via twi (i2c)
i tried 2 versions of twi example...
I followed this guide , I'v managed to run make files and flash them using the terminal, then when trying to build the project in Eclipse, I get this :
Make: no rule...
Hi,
I am following the "Bluetooth low energy Services, a beginner's tutorial", however, this tutorial is written for SDK V11.0.0 and I am using SDK14.1.0, softdevice 5...
Hi there!
I've followed the guide to Eclipse GCC (using OSX) from here: devzone.nordicsemi.com/.../
I had to add some stuff to main.c to have it built (e.g. BSP_LED_APP_TIMERS_NUMBER...
Hi, I'm having an issue with some PCBs I've designed with the NRF52832 on a module. When I first connect the board through a j-link, the device is not detected in NRFgo studio...
Hi,
I wonder CRITICAL_REGION_EXIT() in app_sched_event_put() have to be moved to the end of function.
CRITICAL_REGION_EXIT() is called after proceeding index in current...
Hi everyone,
I am trying to port freertos on the nRF52832, but it is blocked in the vPortSuppressTicksAndSleep function. Below is the code for configuring the system and...
I am writing a program that waits for Button 1 to be pressed. Once it is press, then it will call the function blecomm() in another c file. My code is as below:
#include...
I'm currently working on an application using the timeslot API to be able to use the radio while it is idle. It is based on the nrf_esb shockburst implementation from SDK13...
Hello,
I'im using nRF52840 dev kit along with S140 version 6.0.0-6.alpha.
I applied the patch to SDK verison 14.0 so be able to have maximum range fr ATT MTU throughput...
Hi,
I am using nRF52 device with S132 v3.0.0 and SDK 12.2.0. I have one central device and peripheral device communicating each other. The peripheral device is running the...
