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 everyone,
Could anyone tell me which pins are the programming pins of the nRF51822 chip for a QFN48 packet ? How can I program it on my custom PCB?
thanks..
We are planning to use nRF52 for its superior computing power in an application. Unfortunately it appears that the throughput is more limited than on nRF51. Since we need...
Hi,
I used two 51822 modules for my project. One should send a byte and other one should receive.
I used the exact same configurations of radio examples (transmitter and...
I am trying to read an analog value on the GPIO port into my application. Looking through the examples, there aren't any that help solve this problem as the ADC example is...
I have tried to follow the installation instructions and have installed nRFGoStudio, the Keil MDK-ARM, and downloaded the latest nRF52 SDK. I also installed all of the device...
Hello,
Iam a beginner to NRF51 and Iot.
I want to be able to send messages from raspberry pie to NRF51 dk and vice versa via Bluetooth.
Iam using a generic Bluetooth dongle...
Hi ,
I've just started using a Nordic's product : an nRF51 422 QFAC develepement Kit
I was running tests by loading examples on this board when I lost the connection between...
I am building my application up on the blinky free rtos. I want to use RTC and ble stack. i am initialising RTC1 first and ble stack stact.
The problem is that I am getting...
I am using nordic nrf8002 BLE with a breakout board & not a developement kit. I gave 3.3v supply in different combinations:
(1)3.3v to vdd pin-1, GND to vss pin-4
(2)3.3v...
Is any SDK available which has single bank BLE DFU bootloader source code?
If No then is it possible to convert dual bank BLE dfu bootloader into single bank BLE dfu bootloader...
I am trying to Migrate from Sdk 6 to Sdk 11 .
Here i am facing problem in discovering Custom Characteristics .
I can successfully add service and 2 characteristics without...
Hi!
I'm building an application with one custom service containing a few characteristics, all of which are to be indicated upon. When using the Master Control Panel Android...
How can I calculate the maximum throughput for an application running on the nRF51822 and the S110, when connecting to different kind of Central devices?
If we want to obtain sets of five "Bluetooth stylish temperature sensors, do you have a selling point in The Netherlands? If not maybe a way to obtain this by mail or parcel...
