I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
hello all, i need a Bluetooth low energy peripheral device in which i can attach a single button to in order to control simple phone operations, i'm not sure what device will...
Hi,
I need protection against the MITM attack, what should I modify in heart rate example? Actually, I change the characteristics to BLE_GAP_CONN_SEC_MODE_SET_ENC_NO_MITM...
Hi!
I am using nRF51822 evaluation kit and connecting it as a master to a pair of I2C-devices (using twi_hw_master.c). Everything works well, but when I integrated the...
Hi,
I am using the Evaluation Kit, and I have tried to send some data between the Developoment Dongle (PCA10000) to the Evaluation Kit board (PCA10001). As the Development...
Hi,
Are there any reference design for interfacing a nRF51822 with an external sensor for e.g. an accelerometer (STM LIS3DH, AD ADXL362 etc)
Also do we have a profile...
My application would like to receieve notifications at several different times before a radio notification event. Specifically the application needs to receive notification...
Hello,
i have two operation modes:
One or more devices are bonded and advertising mode with whitelist (BLE_GAP_ADV_FP_FILTER_CONNREQ)
A new proximity central device...
Hi all,
From this forum and the examples given in the "sdk" find two approaches to measuring the battery voltage:
using external divider 10M/2.2M+22nF
using integrated...
In the previous discussion you told me to buy Mod nRF-8001 from olimex and i was also very optimist after going through its design that it can easily be connected to Arduino...
I have an application in which I would like to be able to enable and disable the SoftDevice.
But there are peripherals (Application Timers, Two Wire Interface, etc) that...
Hi,
I'm using PCA10001 connect to a sensor chip.I would like to set the register values for sensor chip as SPI master role and I need to switch to slave role to read the...
Hello,
i just want setup 1Tx and 1 RX using NRF24L01+ chips. but i am confused what should be Transmitter side Tx & Rx and what should be in Rx Tx & RX ? in order to use...
Hi,
There were similar questions already anwsered but none of them work for me. So the situation is as follows. When i program the chip though SWD interface the chip probably...
Hi,
Regarding the source found in "Nordic/Source/ble*" etc (downloaded as part of the nrf518xx SDK
[*] How can I find out which revision/release-tag I'm using. Would...
My design may not connect to a client for most of its operational life but will need to be in advertizing mode whenever not connected. I want to specifiy the advertizing interval...
