When I initialize the SoftDevice with SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, false); // Sets up Crystal Source to 20ppm 32.7628kHz
The project I based...
I am trying to make a product with NRF8002B. I finally have the product prototyped. The user will connect to the device, beep, light up, and track. It will always stay on...
Please,
It seems that "Flow Control" signal is not available on nRF24AP2-USB.
EVENT_TRANSFER_TX_START event message appears only one time after the first data packets...
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 all,
2 days before we bought nrf52832 board.
in new board i can able to execute all peripheral example ( LED BLINK,button,uart,timer..)which doesnt need softdevice...
I'm trying to setup the RTC in the nRF52 to count with a resolution of 1mS. As the count has only a 24 bit value, I wish to clear the count every hour to start again.
There...
Hi all,
I'm having a error on my code, and wanted to understand it better. I'm using a custom board with a Rev.3 CTAA chip, 256k Flash and 16k Ram. I have BLE initialized...
I measured my Nrf51822 current:
when my VCC is 3.0v ~ 3.3v
my current is 0.16 mA.
when my VCC is 2.6v ~ 2.8v
my current is 1.5 mA (why?)
when my VCC is lower than 2...
I have issue with nrf51 booting, i noticed that sometimes when i plug the power to (VDD and GND) the system dosent turn on at al.
1 - how does the system the whole system...
amigos de habla hispana estoy comenzando con este circuito.
mi duda es cual compilador utilizo para crear un simple led blink..
tienen algun tutorial en que me puedan a...
Hi.
I am using the nRF52 Preview Dev. Kit to send data over multiple channels by
setting the NRF_RADIO->FREQUENCY register to the desired frequency value.
To make it work...
Hi,
I am trying to measure the temperature using sht21 sensor with nrf51822. I am using TWI to do this. When I try to send a data to the sensor the application cannot do...
Using the nRF52832 and SoftDevice s132.
If the application code disables the SoftDevice, then the application CAN erase UICR memory in the nRF52832 device.
The question...
I control a module over UART using app_uart_fifo. This module is controlled from nRF host by commands to perform things. This generally works fine but however, sometimes when...
Hi,
I write a code for the max6657 temperture via modifying the SPI MASTER Example. The function for reading max6675 via SPI is shown as follow
uint16_t readCelsius(void...
Dear Nordic Team,
Thanks for supporting.
How to calculate the battery voltage level from Eddystone TLM. Its always transmit 240mV.
I am using CR2302 3V battery.
...
Hi all !
Can you tell me if it is possible to flash a single nrf51822 ship directly or if it requires at least the minimum oscillator X1 in order to be flashed?
The...
Hello. I want only 1 to 1 bluetooth matching about nrf51822.
I want only 1EA central with 1EA peripheral matching.
I set as below.
1EA - Bluetooth Central - UUID...