A new library/toolkit has been built that allows us to invoke the services of an nRF24L01 from a Java environment. Documentation and links to the Github project can be found...
Hi,
I am sending data from Android phone in every 200 ms to nRF8001. But sometimes I found there is a 50 ms or 100 ms delay. It looks like nRF8001 spending some time in...
Hello,
I'm starting a new nRF51 project on mbed for a custom board. I wish to know what is the "cleanest" way to define pinout (what file to edit) ?
Thank you
I have enabled data ready interrupt bit and also enabled the fifo bit and also enabled gyro_fifo and accel_fifo bits in mpu6050 so that when data ready interrupt occurs the...
I will be selling various ble products. My customers can connect to and program the devices using their bluetooth smart phone or tablet.
I want them to have the option...
Hi,
I am trying to run nRF24L01+ in default configuration using simple ping-pong examples using RF24 Arduino library.
The problem is that while ping-pong is getting through...
Hello,
We'd like to connect 50 bluetooth 5 devices (nRF52840) to a Receiver (made of multiple centrals nRF52840) with a long range (PHY 250kbps, conn interval 50ms, no...
We are evaluating the nRF5 SDK 13.0 to upgrade our projects from v12.0 and it looks like it has a bug related to the FDS functionality.
I managed to reproduce it on the...
Hi friends,
I am doing a project in NRF24le1 using RF communication with multiple nodes with a host using star topology.
Could you suggest a Protocol that supports connecting...
Hi,
to what impedance shall the BT antenna be matched?
Copying from the datasheet:
A matching network is needed between the RF pin ANT and the antenna, to match the...
Requests for the FW:
Add characteristic to access general GPIO pins in analog and digital form.
extension of the existing MOS_1-4 access, PIN read/write under the...
Hi,
We use nrf51 SDK v9. I found there are two SER_MAX_CONNECTIONS defined both in app_ble_gap_sec_keys.h and ser_config.h. Their values are different. One is referred...
Hello,
I have a problem when I try to use cheaper Android phones to communicate with our 52832 chip.
I can discover the peripheral and then connect, but when I device...
Hi,
I flashed softdevice and ble_app_UART_c code. But after searching bt device, i could not find bt nrf52 device in mobile.
Do i need to something more..
hi,
i am using nrf52840. with sdk 14.1. i am trying to broadcast my dk as beacon. with your neccessary examples. i have created my own services and started advertising. when...
I want to transfer data using UART to BLE by Baud Rate 460800 up to(using nRF52832).
I need to send a file, its size is 100MBytes
However, the use of examples(14.0vesion...
I would like to establish a BLE unencrypted link to send text messages. I have nRF52480, nRF51 USB dongle, and a mobile phone. I run Ubuntu 14.04 and Win10. It is not clear...
Is it possible to program the Atmel SAM D20E chip (based on an ARM-M0 cortex processor) externally using the P19 debug out header on the nRF51-DK?
Thanks.
I am trying to understand the Passkey LESC pairing on S140 soft device using the latest SDK 14.0.2.
The message sequence charts has a block "App starts DHKey calculation...
Hi developer, sorry to interrupt and ask. How to use an ultrasonic sensor with nRF52? Since I search a code for nRF52 are not exist and see ultrasonic sensor can connect with...
I modified TWI_SENSOR_PCA10040 example from 14.10 SDK to run on my NRF52832 device, and it reads from the device address perfectly. However when I wrap reading inside a FreeRTOS...
