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...
Hi
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...
Hi
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...
Hi
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...
Hi
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 am going to use the ble_app_uart example , the sdk version is 15.2.0
I only modify the vendor specific UUID , and download in the NRF52840, it does not work, i can...
Hi there,
I am about to perform an RF emission test to my product which is using a nRF52 chip and different RF sources as wifi and cellular and I was requested to:
...
Hi,
Using the gls example, as soon as I try to connect to it using NRF Connect on my iPhone, I get the "Failed to secure connection. Disconnecting." error. Once the error...
Dear all,
I'm designing a layout with nRF52832 and in my layout I didn't use pin 37 and pin 38 (P0.25 and P0.26). I noted that in PCA10040 v1.2.1 development kit there are...
Hi,
I am using nRF_SDK_15.0.0_a53641 and writing a program with keil.
I am trying to read data from the acceleration sensor( LSM303DLHC ) by communication with BLENanov2...
Greetings,
I was following the nRF52840 Dongle documentation ( https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.nrf52%2Fdita%2Fnrf52%2Fdevelopment...
I am using IAR 7.40.3.8938, i was looking through the include directories in IAR and i noticed "nRF52_SDK_0.9.0_0c82e3e\components\toolchain\gcc". I removed it and i got the...
Hi,
I want to see if a button is pressed. But the function app_button_is_pushed() is not working corectly. I am using the s132 in the ble_app_blinky peripheral example....
Hi,
I try to read analog voltage over P28. Digital value(result variable in the code) always 238 as decimal.
What is the missed thing in the code?
Voltages supplied...
Hello,
I am using nrf51422 with stm32L0. There is a uart connection between nrf51422 and stm32l0. I want to transfer data from stm32l0 to nrf51422 through usart and push...
Hi,
I'm using nRF52840 with two UARTs on SDK15.2.
I made some changes from the post below
https://devzone.nordicsemi.com/f/nordic-q-a/25173/nrf52840-uart1-not-working...
