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, there~
Currently, I'm working on nRF52840 DK with BLE Secure DFU Bootloader .
I have done the dfu with nRF Connect APP successfully.
But I have a question about...
Hi
I got it PPK2 and tested.
PPK2 is very useful compare to previous version PPK.
I wanted to sampling time expanding to 10min.
But i see that 2min time sampling...
Hello,
I would like to save some keys securely using the Infineon OPTIGA Trust X chip. To do a quick test I bought the Infineon shield2Go with the OPTIGA chip that I connected...
Hi All
as title.
I am nRF52 DK PCA10040.
Chip select is nRF52832.
I measure out from wfe to Timer Interrupt time is 1.3us.
Is it correct? and How can I reduce the...
Hello,
I am working on a school project with my team that requires one master device and up to 30 slave devices which will be controlling LEDs. I was thinking the nRF52840...
When enabling BLE on nrf52840, we are using specific API to access flash erase and write commands. All is working fine 99% of the time in term of read / write / erase into...
Hi Sir We are scanning nearest BLE using NRF Scanner example using 1- NRF52840-DK and 2. BT840 . We are getting good RSSI value using 1 but very poor RSSI values when we are...
Hi,
I am using nrf52832 with s132 softdevice and SDK17. I want to disable bonding and pairing in ble_multirole code. I have tried disabling the SEC_PARAMS_MITM, SEC_PARAMS_IO_CAPABILITIES...
Dear Sir,
I am using SPIM , EasyDMA array list,with following flags
NRF_DRV_SPI_FLAG_NO_XFER_EVT_HANDLER , NRF_DRV_SPI_FLAG_RX_POSTINC , NRF_DRV_SPI_FLAG_HOLD_XFER&
...
Hi,
I am using my nrf52832 board with a MPC9808 sensor and I wanted to use the example code provided in zephyr/samples/sensor/mcp9808
Can you tell me with which pin of...
i'm building an amplifier that can play sound over bluetooth. I intend to use the nrf52832 to send i2s data to my dsp chip. based on the loopback example, i have an idea on...
Hello,
I was reading through the code of the asset tracker application and noticed that there is no while(1)/for(;;)-loop. I see this for the first time in a board application...
