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...
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...
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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...
Hello,
I've managed to get the change to DFU working from my app, but now I'm stuck with the buttonless DFU BLE operation. I've added extensive logging to the <nRF5_SDK...
Hi, I'm working on porting my application from SDK 11.0 to 12.2.0 and I have a problem initializing the buttonless DFU service. I've flashed the secure bootloader and appropriate...
Hi:
I just got an nRF52832 development board, I have ran the tutorials using Eclipse and I was able to run the blinky example.
I am now trying to get a BLE application...
Hello,
As far as I understand previous versions of DFU BLE bootloader implemented a timeout so if DFU is not being used and an app is present it will run after a few time...
Hi,
I want to OTA firmware upgrade of STM32 (External MCU) using nRF51 through Android App on BLE. STM32 and nRF51 communicate on UART.
Please any one suggests how to...
My project based on nRF52832 and SDK is 12.2. I need to support alert notification(service UUID 0x1811) client profile for mobile device, I just build and download the nordic...
I've been seeing occasional failures of my application which I now believe are due to a bug / design flaw in the app_timer library module.
The problem is due to a race...
Hi :
I have problems ,for gpiote interrupt hanlder can be hanged up by softdevice. In normal use ,I should pull up sck pin of my private ADC chip for less than 10us and then...
Hi,
I'm using the SDK 12.2 with the sd 132 3.1.0, and actually I'm trying to send two separate advertisements wich I'm swapping every "radio notification event", but I...
I am working on modifying the ant+ sdm example to hack my treadmill. Got the example running and talking to my Garmin watch and the display simulator. All of that seems straight...
This problem didn't appear every time when I upgrade firmware. If I restart my app again, sometime the SDK can works well.
Anyone can help? I'm use SDK in Android, Legacy...
Hi,
I am using nRF51-DK and nRF5_SDK_12.2.0_f012efa. I have programmed Proximity example from the SDK to the Development Kit and was able to successfully program the DK...
