Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
I created xml file for heartrate server using bluetooth developer studio and the plugin nRF8001_Arduino (plugin nordic semiconductor for arduino)
the generated xml file...
I read this older post ( devzone.nordicsemi.com/.../) and have a similar issue but with enough differences that I felt it was worth a new question.
I have an STM32 MCU...
I am having an issue with running the initial blinky example that came with the nRF51 PCA10028 SDK in the Eclipse IDE . I will include screenshots of the issue. I believe...
Hi all,
I have an PCA10001 board and a custom PCB which also uses the QFAA version (256KB flash, 16KB RAM). I'm trying to enable OTA feature for our custom board. I use the...
Hi,
i am having trouble to understand and use flash to store data. First of all as far as i understand ble_flash is obsolete and replaced by the pstorage module, correct...
Hello,
I was reading about RF design and some articles say that if the transmission line is short enough, you may not consider impedance-control as the effect is not visible...
Hi all,
For my project I power the nRF51 DK from a supercap using an external LDO(3.3V) connected to VDD. This way I can keep the board powered using the supercap. I also...
Hi
I'm using PCA10028. it has nrf51422 with softdevice s110. For getting printf in console I'm using 'app_uart.c with FIFO' and 'retarget.c'. When i try to print something...
I'm developing a project base on ble_app_uart now.
But I find out that the current value of ble_app_uart is > 1mA.
I want to reduce the average value to about 10uA when...
Hey,
I have a requirement to launch google play store/ installed app in an Android/ IOS mobile upon pairing of the nrf51822 with a mobile.
So can anyone help me out...
Hi,
i'm testing softdevice s130 central/peripheral example. I modefied the uuid of device to which my nrf58122 should connect, but i get error 0x05 (Device not found) everytime...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
I use sdk 5.2.0 now. And my keil version is uvision4(4.70.0.0). My PC is windows XP.
Now I want to migrate to nRF51_SDK_8.1.0_b6ed55f_packs. But when I run "install.bat"...
I am getting notification of connections established between two boards in hyper terminal. Now i want to send this notification on web server as it is part of my project....
When I'm trying to connect to the new nrf51 dk kit with nrfgo studio, and at the same time have another j-link based dev-kit connected to the PC, the studio hangs while trying...
I started with the ble_app_template example. This example uses the Button event and notifies it. I modified the project to send some other data as notification, instead of...
Hi,
I am using the following calculations to calculate the power consumption for the chip:
Formulae to calculate battery power consumption:
Current consumption is...
