I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
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...
we use
peripheral: exemple ble_app_blinky
central: exemple_ble_app_bliky-c
Instead of a button we have a Switch.
When we set the Switch to "on" the led go on.
That...
Hi, I made a device with using NRF51822, named 'allb' the wearable device for babies.
http://myallb.com
We're planning to make a new version of it with using nRF52840...
The firmware used operate properly in the past, but it no longer does after we replaced the MCU(nrf52832).
During SOFTDEVICE_HANDLER_INIT, the MCU is stopped.
The previous...
I am working on a peripheral. This peripheral is IO display only. On the other side, the central is keyboard + display. I have a single, custom service with a single characteristic...
Hi All,
I did this tutorial : How Import a Keil uVision project Segger Embedded Studio - A Cross Platform IDE ,
but I dont know what did wrong. I still get this error...
While porting my app to the latest 14.0 SDK, it got a little stuck with the new sdh library. I was previously fetching all events through a custom poll & wait loop, but I...
When a packet sent out and get the TX_DS IRQ by nRF24l01+, the mode change to RX and read STATUS register then write the value to the STATUS register and write FLUSH_RX 0xff...
For the SDK13.0.0 the documentation say that HF clock is activated in nrf_drv_usbd_enable() / app_usbd_enable() but it is activated in nrf_drv_usbd_init() / app_usbd_init...
Hi,
We are planning to build a Mobile application for IoT involving Bluetooth communication. We came across a few part numbers of Nordic for this. We would like to know...
I had purchased the Red Bear Labs "Micro" board to develop code using their MK20 USB Dongle and Arduino.
If I "hack" the programming cable to emulate the "Micro" daughter...
Hi ,
I have recently bought a nRF5232 PCA10040 development kit and i am trying to interface nRf52832 development kit(Master) with AS3955(slave) over twi. I tested the twi_scanner...
Hi all
I'm trying to build a generator based on NRF52832. Outpit signals are: 8MHz clock and two latches signals highly sinchronized with clock - RGB_LAT and TXT_LAT. For...
Hello,
I have a question on how to calculate the capacitance based on oscillator relaxation for NRF52. For example, in the Csense_drv example, when pin is touched by finger...
Hi,
I have a working scanner and manage to require timeslots with the below timings.
Interval 300ms, scan window 50ms, Timeslot length 10ms.
But when i try to...
