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,
Sorry if it will be long. thanks for the help.
Using nrf9160 dk. The first thing I want to ask is about is the pins. I want to make sure I am using the correct...
Hi
I am currently using nrf52840dk with zephyr, and SPI used to work fine.
Now, as a slave, the kit only reads the data read while MISO is high (this might be what's supposed...
Hi, I am trying to create and FOTA upgradable application on the nrf52811 SoC. I have managed to do the same for nrf52832, but when I repeated the process for nrf52811 it...
Is it possible to use multiple NUS client with NCS ?
One of the problem i see is that nus client callback (bt_nus_client_cb) don't have information about the connection...
Hi,
My application needs to enter DFU mode based on a command from another device connected via SPI.
I see that I could use the following two statements once the application...
In the nRF5340, is the application processor able to run concurrently when BLE transactions are happening?
In previous generations of the nRF family, the application stalled...
Hi everyone,
I am trying to understand the GATTS Handle Value Notification diagram.
From what I have understand so far is tha the soft device keeps a buffer (ATT table...
Hi engineers,
I want to implement function that input i2s data and then output it directly.
I find that i2s demo includes two buffers which are used for current buffer...
Hi,
I want to verify
1. Program ble_app_hrs with buttonless dfu integrated + secure bootloader + bootloader setting to nRF52DK.
2. Boot up nRF52DK, then use buttonless...
I don't know what happened to my thingy 52 after lots of firmware updates with Keil+Jlink+thingysdkv210 and nRF connect operations. The LED on thingy isn't flashing any more...
Hi engineers,
I want to use saadc to measure the battery's voltage, but the result I get is incorrect.
So I use the saadc demo of the nrf5_sdk17, then I measure GND(negative...
Hi. I am trying to use PIN 0.19 as my SPI CLK but it is always low.
Previously, I tried to change the pin to 0.26 and it works.
Is there any other configuration required...
Hi Nordic
SInce this is my first time to develop Nordic chip and implement SPIS driver, Therefore i am not so familiar with Nordic API. I would really appreciate it if...
HI,
I want to upgrade the BL in APP directly. I encouter a wierd problem. When APP erase a specific page of the BL(the address is 0x74000), the system halts. If ignoring...
Hello,
I am using nrf51822/SDK 12.3/sd 130.
An error occurred while implementing nus_c using multi-role example.
Error 7 occurs in sd_ble_gap_conn_param_update() frequently...
