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
I am trying to add Manufacturer specific data
ble_advdata_manuf_data_t manuf_data; // Variable to hold manufacturer specific data uint8_t data[] = "A"; // Our data...
Hi, when I provisioned the client and servers via provisioner to create mesh network, I can receive RSSI value from provisionee ,but after the provisionee disconnect to power...
I have a nRF51 DK. I am trying to sniff the Bluetooth connection between the smartphone and watch at Window 7.
Installed:
Wireshark 1.10.7
Sniffer (tried ble-sniffer_nRF51822_1...
The sdk_config.h configuration file for ble_app_hrs_freertos example contains following definition:
#define NRFX_GPIOTE_CONFIG_NUM_OF_LOW_POWER_EVENTS 1
This macro should...
HI,
I have connected to one peripheral from my central and retrieved all the services(For example i need Device Information Service, got all the characteristic values) and...
dear sir,
i have a nRF52DK board,
i want to power on the board but not glowing LED and my laptop not detect the board while connect with laptop,
please given solution...
Hi
Env: keil and no SD
I am doing the first steps on keil + nordic nrf51822. I started by opening the Blinky app (C:\Keil_v5\ARM\PACK\NordicSemiconductor\nRF_Examples...
Hi there ,
i am developing a biomedical recorder which needs to continuously transmit the recorded data ,
data rate is very low (9.6 Kbit/s to 32Kbit/s) but i have a very...
Hello,
I was wondering whether or not there is a way to know, how the connection interval is decided between the two values of the Connection Interval Max and Connection...
Hi, everyone,
We develop the project by using nRF52822 module. But suddnely we discovered that the latest supporting this chip sdk versionis 12.3. The SDK versions newer...
According the the instructions for the Thingy mesh demo, it is possible to manually provision new nodes. Is it possible to identify the unprovisioned node first by sending...
I am trying to make the nrf52832 enter in ON/low power mode for inactivity periode.
I must have the "System ON, No RAM retention, Wake on RTC" as indicated in nrf52832 datasheet...
Hi,
I run the Secure DFU, and I'm doing OTA update without any issue.
The problem is the case that I'm doing an OTA update with a application-version smaller than...
Hi all, Nordic distributors no longer carry the nRF52840-PDK, which included the NFC antenna. What is a direct replacement for the Nordic NFC antenna that used to be included...
