I am looking for cheapest (up to few hundred USD) and simplest Arduino basic solution to track real-time RFID tags distance (also direction if possible) without additional...
Hi all,
I am new to Nordic semiconductor but I could be interessed by nRF9E5. To check if it could fit my requierement, I would like to know if it possible to configure...
Hi,
I am using ADC without external reference and no analog input in order to measure the battery level with a timer (code at the end).
I am also reading several ports...
Hi,
I'm programming the nRF51822 and save some user data into the FLASH by using pstorage_update . It works fine if I set system off mode, and wake it up. I can read back...
Hi,
I have been using nRF51822 with my Android app using Android's Bluetooth Low-Energy APIs.
In order to get more details, I am currently working on integrating the Android...
I'm looking at interfacing a typical Wheatstone bridge sensor to the nRF51822 ADC. This particular sensor only requires a mA or two for excitation and the output fits within...
When use the "nRFBeacons" app to update the info on my beacon the following happens:
Go to update tab.
Select "Connect"
Press "SW2" on beacon and see the LED begin flashing...
I'm able to successfully use peripheral/uart example to read the data from GPS module. I achieved the same by setting baud rate to 4800, and connecting rx and tx of GPS to...
Hi,
Question about FOTA (firmaware upgrade over the air).
I know that nrf52832 has 512 kB of flash, and the ble stack( softdevice ) has 136 kB , and the bootloader has...
Hi,
I put my NRF52 to sleep (POWER OFF mode) and configure it to wake on GPIO port event like so:
This GPIO is set up on a reed switch. Occasionally, the NRF52 will...
Hi
I found a strange issue on nrf52832. And I use nRF5-SDK-v13.1.0 .
When I assignment P0.7->SCL & P0.6->SDA, the twi function not working. But I change the assignment...
Today I read about the new nrf52810 and I want to know about its main differences with the nrf52832.
I see a lower power consumption for the 52810 vs 52832 and no NFC on...
Hi
Currently I try to migrate my software project (with SDK14.2, S132 (5.0.0), arm-gcc toolchain ) from nRF52832 to nRF52810 (with SDK14.2, S112 (5.1.0), arm-gcc toolchain...
Hello everyone, I am a beginner in the use of Nordic Thingy: 52. I would like some help trying to reprogram the Nordic Thingy module. After a programming error of the Thingy...
HI,
I am unable to communicate between a SDK 8.0 based nRF51822 sender and SDK 14 based NRF52832 receiver.
The data rate of the SDK 8.0 sender is 250 KBits/sec, whereas...
Hi,
Can someone help me with question on SPI?
What is the difference between SPIM and SPI? They seem to have different clocks
Also in the SPIM section, the frequency...
Hi there,
I am developing a BLE dongle on nrf51822. There is no external 32.768KHz crystal oscillator on my customized board(only has an external 16MHz oscillator)....
hi,
I need to know how to use "power on reset". From the reference document, I can understand BOR and POFWARN. But the POWER ON RESET, I could not get any idea.
1. POR...
i have project with nRf51822 and uart. i use uart fifo in Uart_app_ble example sdk11. now i need disable or enable Rx, TX.i tried this function :
NRF_UART0->TASKS_STARTRX...
Hi,
Has anyone successfully used semaphores/mutex implementations of FreeRTOS?
The code I am working on is based on the FreeRTOS HRS SDK example. I am looking to add a...
Trying to compile using the on-line Mbed compiler. I keep getting cannot find "nrf.perhiperals.h", and I cannot locate it either.
Possible someone can point me in the right...
Hello.
I'm using Tielen Marjle STM32 library for nrf24l01+ ( https://stm32f4-discovery.net/2014/06/library-17-nrf24l01-stm32f4xx/ ) which worked great till now, when I...
