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...
If I have a high-priority interrupt (or a series of them) that runs long enough to completely mask a radio notification, then all further radio notifications appear inverted...
I bought two EZAIRO 7150 SL hybrid board, (which contains a MOTHERBOARD & DAUGHTERBOARD). As part of the problems we have been having trying to establish a wireless connection...
Hi, I am developing a software that connects to nRF51822 over UART. I donot have the physical device currently so I downloaded its Soft device under the impression that it...
Hi,I update my MDK from 4.7 to 5.0,my old project can open ,but can't find the device list.I want to use 5.0 and 4.7 at the same time,and I have installed the SDK6.0 when...
Hi, when I compile my project the linker gives me the following error:
._build\nrf51422_xxac_s130.axf: Error: L6200E: Symbol GPIOTE_IRQHandler multiply defined (by app_gpiote_fast_detect...
I am working with nRF52832 and SD 132 and SDK 11 (nRF5_SDK_11.0.0-2.alpha_bc3f6a0).
One of my BLE services has a characteristic with an attribute larger than 22 bytes. It...
i was working with a nrf51822 module.after about 50 that i programmed the chip with my jlink programmer (some time i program it with stlink V2) it be damaged and not worked...
I am designing a BLE device. Want to make the PCB as small as possible. to download the code/debug etc I need the a connecter on the board which can connect to the nrf52 preview...
Please excuse my ignorance, My company is designing in the nRF52832 for our first product using both ANT and BLE. From looking at the documentation on thisisant.com there...
I've got a strange problem with updating my Magnet-Characteristic.
I use a service with 4 characteristics (Gyro, Acc, Mag and Temp Values) and update them on a timer base...
Hello,
Two issues want to ask, after tried the BLE_NUS example code.
From other posts, still does not exist clear solution (example, pictures) ?
Sure has an application...
Hello,
I am working with the uart module. While configuring the uart I encounter 2 issues.
First when in the uart_init function the pin for uart output is configured...
Hi,
I am using nrf51822(128k), SD 6.0, SDK 5.2.
I found that nrf uart v2.0 app will add a "0x0A" at the end of data that I want to send.
How can I remove this?
Thank...
Hi all,
I have a few questions:
How is that ADC's common mode rejection capabilities? Rejection for 60 Hz interference, etc...
The datasheet has "typical...
