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...
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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...
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...
I want to get 32000 bytes per second with NRF24LU1+ ,as my audio sampling rate is 16K and sampling bits is 16.But actually I have lost one packet or more per 10ms. data loss...
Hi Everyone,
Is it possible to programmatically assign a static mesh-local EID IPv6 address to a node in a network? I would like to communicate to individual nodes in the...
I am using the nRF52832 Soc, and have a requirement of using a timer with a large timeout value, hence I want to use the watchdog timer.But as I get TIMEOUT interrupt the...
Hello!
I need sensitive gpio.
I want that is gpio rising in 20[nsec].
However, the test results using the function below show that the gpio rise time is 200 nsec...
Hi,
I am new to the BLE environment. I am trying to connect my smart phone with nRF52832 development kit over BLE. Here, my smart phone should be able to send some user...
I am looking to extend the RTC beyond 24 bits using the Overflow interrupt.
The code in the rtc handler would look like:
static void rtc_handler(nrf_drv_rtc_int_type_t...
I have been trying to install the new version of everything Nordic 52.
That starts with the MDK 5.18.
To make sure I don't have an update problem I do a clean install...
Hi,
I want to know about mathematical formula to find / estimate the battery life of Bluetooth beacon containing NRF8240. If chip is transmitting at +8 dBm and have 1000...
Hi,
I add the NUS in the ble_app_hids_mouse example which the sdk version is 14.0.
There are four services in the project: dis, bas, hids and nus.
When I connceted the...
hi all ,
I am looking out theory about SM layer in BLE . I read CoreV5.0 but I do not understand much about pairing , bonding , STK , LTK . Can you give me some document...
Can the link between two devices communicating with each other via NRF24L01+ be improved by using Tx messages with no ack (W_TX_PAYLOAD_NO_ACK) instead of messages with ack...
Specifically, sinking a Cree C503B green LED (Vf 3.2V at 20ma) from a GPIO configured for high drive, without a current limiting resistor, from VDD 3.6V?
Figure 23 “GPIO...
Hello All
We are using nordic thread sdk's sample simple coap client and server.We want to ON/OFF LED of coap client from coap server.
Can any one help how we can achieve...
In SDK13, the initialisation of the low frequency clock used to be done within sd_softdevice_enable . In the SDK14 version of nrf_dfu.c , the LF-clock is already initialized...
