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...
Can't I connect to device that hasn't been discovered yet??
I'm trying to connect one device( A ) to another device( B ) which ADDRESS is known but never discovered yet...
Hi there,
We're looking at doing something with beacons so that we can make use of the way iOS handles scans for them in the background differently to other peripherals...
The debugger does not work with the latest GNU toolchain for ARM Cortex-M build. It throws the following error on Eclipse:
Could not determine GDB version after sending...
GPIOTE Library makes my Board(nRF51422-QFAC) Brick??
I just build my nRF51422 Board, and It's pretty working well before I've used GPIOTE Library.
Before using GPIOTE...
Hi everyone,
I am seeing an issue where the SPI (master) ignores the first byte of RX buff and begins storing the received bytes from RxBuff[1] instead of RxBuff[0]. In...
Does anyone know if there is any documentation of nrf51822's current consumption? Perhaps, something similar to CC254x's Application Note . I'm mostly interested in the current...
Hello,
I would like to build two boards that can send small messages between them, at long distance. For that I would like to use some of your devices (I used 51822 in...
Hi
I have working module which communicates via uart with another module. It works good, unless it is heated to 40C. After that temperature UART communication is not correct...
Hi Engineers!
We made our own ten (10) PCB's with nRF52840 MCU onboard fully according to "Circuit configuration no. 3":
1. LDO only mode (VDDH connected to VDD connected...
I have a custom circuit with nrf52832 which I am trying to program.
All i/o pins seem to be working fine except pins P0.06 - P0.10.
I'm testing it with mbed (digitalout...
Hi,
Thanks for taking the time looking into issue.
We are using Keil uVision 5.14.
Our target is a custom board (BMD200 eval Module based on nRF51822)
We were able to...
Hei guys,
for a new custom board based on nrf52832 where i have to minimize power:
have an external Li-Po battery, with a cutoff @3.0v, so the range will be 4.2v...
blesc_pairing_dhkey_check_failed.zip
Hello,
I used the example ble_app_multirole_lesc and paired with nRF Connect app. However I got the error message (in Bluetooth...
Hi!
So I have my GATT value of a service that I would like to update.
Sadly that value always stays at the initial value.
Below you can find my update function.
uint32_t...
