Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
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I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
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I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
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I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
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I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
Hi,
I got an error BLE_ERROR_INVALID_CONN_HANDLE at the function sd_ble_gap_disconnect. I know that this error has to do with the fact that an invalid connection handle...
I have developed a code based on app_timer to initiate an interrupt every 10 seconds. Inside app_timer_handler, I have code for reading data from an I2C device.
When I run...
Hi,
I use ncs 1.9.1, and the MCU is nRF5340.
After run the timeslot some minitus, a error occurred.
mpsl_init: MPSL ASSERT: 112, 2236.
what the error mean?
Hi,
As a part of proof of concept for our newest design We have tried to setup USB CDC using nRF52840DK and NCS 1.9. In order to quickly test things out We have tried...
As a test of nrf9160 DK board, I am trying to read a voltage signal and report it to the nRF cloud. My original plan is to change a bit of the Asset Tracking sample code and...
Hi everyone,
I was wondering if there is any method that I can use to test my development kit's scanning/discovering capabilities.
For example, in Bluetooth Advertising...
Dear ,
I use nRF52833 to transfer audio,but I found that this audio will delay 130ms.
I didn't use 32.768K low frequency crystal, do you think this will affect delay time...
Hello there,
I'm trying to connect to the AWS cloud. However, when I attempt to connect, it gives out error 128. Which, accoring to this table, means there's no connected...
Hello!
Quick question: When a device is connected to the u.FL port (actively transmitting things to the port) on the nrf52840 board, does board (in rx mode) only listen...
hi,
program: 'ble_app_blinky_pca10056-s140'
nRF 52840 dk
keil uvision5 IDE.
with the help of IDE , i could build the code and flash the code on to the board.
but...
Hello
I'm testing nrf52820 longrange speed, but it's faster than my calculations. Will it automatically turn on the fec?
This is my config below.
m_adv_params . primary_phy...
Hello,
I am working on application using nrf52810 SDK version nRF5_SDK_14.2.0_17b948a
Sometimes when i disconnect ble from mobile application and again connect then i...
Hello.
I'm using nRF52833, pca10100.
Can I erase only 16 bytes (or more..)?
I read this explaination , and t here's an erase page partial register, but I don't know...
Hello!
I'm currently working on an IoT device that is supposed to send data to the cloud using MQTT with a TLS layer. We got this working in Norway using LTE-M and the...
Hi,
I am supplying my nrf52840 with5V on VBUS. I know that this does not actually provide the board with power, only the USB interface.
Based on the documentation, I understand...
