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...
Hello, I am trying to add a watchdog timer to my code which consists of THREE threads, so I referred to the task_wdt example in Zephyr/Samples/Subsys for SDK1.6.1.
Based...
Hi,
I wonder if there is a smart and easy way to implement a fallback if I use the MQTT connection with a static IP. What I want is if the IP fails to connect it tries again...
this error shows after the 100% completion of memory flash as shown in the screenshot below. after showing the error , nrf52840 pulsing led turns off automatically.
Note...
Greetings All,
I am trying to connect an nrf52840dk board to an nrf52840dongle for wireless serial communication.
I flashed the nrf52840dk with the central_uart sample...
Hello,
I am using nrf52832 and i am using a SW similar to the beacon.
I tried 2 configuration:
tx_power = 0 (0 dbm)
tx_power = 4 (4 dbm)
I tried to measure the...
Hello,
I'm familiar with the GPIO and GPIOTE peripherals,
The GPIOTE has 8 channels, so it can use 8 GPIO pins to fire interrupts.
Some questions:
- Can the 8 Channels...
Hi ,
I have compiled in Heart rat relay into my app; can scan and connect to simulator and garmin HR straps; but fail to connect to polar. My debug log shows...
...
I've successfully built the 'direction_finding_connectionless_tx' project and flashed that to an nRF52833dk, and built the 'direction_finding_connectionless_rx' project with...
Hi,
I'm using a NRF52811 on a custom board and I would like to change a project from a NRF52832 with S132 to it.
I only use supported functions from the S113, but I...
how to set the High-drive QSPI?
NRF_GPIO_PIN_H0H1
nrf_gpio_cfg ( mosi_pin ,
NRF_GPIO_PIN_DIR_OUTPUT ,
NRF_GPIO_PIN_INPUT_CONNECT ,
NRF_GPIO_PIN_NOPULL ,
NRF_GPIO_PIN_H0H1...
Environment:
- OS: Ubuntu 20.04 (Docker container)
- NRF SDK: v1.4.0
- Zephyr: v2.4.0-ncs1
I am trying to build my project for native_posix. I am getting some build...
Hi, I have a NRF52840 DK. I want to use ble_app_uart_c and my peripheral is NRF52840 Dongle and also I want to receive and transmit special frame over ble. I have a problem...
Hello Nordic engineer,
I used SDK15.3.0 and nRF52811
I want to ask three questions,
(1)
Can a session be opened forever?
I will frequently use BLE+ESB in my...
