Hi,
i tried to send data from ios 7 via tx_characteristics(like in UART example) but received error:
didWriteValueForCharacteristic 2A38 error = Error Domain=CBErrorDomain...
I have been trying for a few days now to get my environment setup for development with the nRF51822. Since there is no official configuration for the Mac w/ Eclipse I have...
Apologies if this has been asked before but did search for 'format' in faq and got nothing.
I have been answering to questions.
In my answer I place hard empty lines....
Hi
i use nrf51822 s110 "hrs" example to transmit the data to ios.
I need to add an option to send back some data (from ios to nrf51822). 10 bytes maximum .
how can i implement...
Hi
i use the hrs example to transmit the data to ios.
but i need to add an option to send back data (from ios to nrf51822). 10 bytes maximum .
how can i implement...
#Nordic Semiconductor nRF51822 Firmware for Background Data Recording
Updating on https://github.com/scytulip/nrf51-back-rec
Design Objective
This firmware is designed for low-cost long-time low-power…
Nordic nRF51822 ARM Cortex-M0 Development using emIDE
To avoid the hefty charges with commercial compilers I tried emIDE with some success; here are the settings I used for the EV Kit
Official emIDE…
I connected the programming header as described in "nRF6930_Beacon_Ref_Design_UG_v1.0.pdf" 5.5.4 Programming interface. I was trying to program Beacon Kit but failed many times then I compared it with…
Hi,
I have written SD & SDHC card routine for reading, writing and erasing data from SD card. It used the hardware SPI of nRF51822.
NOTE:
1)Define the PINs of SD card first before initialing.
2)Define…
There are several types of write operations, write request with authorization, write request without authorization and write command. You can see message sequence charts for those messages here and he…
Here is an example of a hardware setup to measure the voltage on a Lithium battery with a voltage divider and a connected capacitor. The Lithium battery typically has a voltage range of 2.7 - 4.2 V and…