I am trying to find out the part number of the antenna (I assume it is a PCB antenna) used in the nRF51 DK ( www.nordicsemi.com/.../nRF51-DK) . I found a lot of similar questions...
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I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
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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...
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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...
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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...
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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...
Hello,
I set up a project on the base of "BLE_APP_UART" to which I added header files and configured the sdk_config.h
Now I get these warnings during compilaiton:
...
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So I went from the Battery Service example to create my own service which went well and everything. Now I don't need a battery service, which is why I was trying to...
Hello,
i am working on Low current consumption project.
i have one question. what will be the good option to use the SPI or TWI ?
who have less current consumption ?
...
Hi, I want to ask some questions about BQ24090.
According to the schematic in the datasheet of BQ24090 , I have several questions below:
When should the led indicator...
I added the peer manager in my SDK11.0.0 application. I also have OTA DFU but everytime I boot into the bootlader, the first connection fails and I have to reconnect again...
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I am getting the "Couldn't connect Nordic_HRM" toast using the experimental project.
I saw the question but the answer there (sample code for selfie stick) is a very...
If I enable the Data Packet Length Extension and I enable the Connection Event Length Extension, having a connection interval of ~400ms I know that I can reach up to 251 bytes...
Hello,
I am trying to implement a Heart Rate Monitor Interface (HRMI) board with my nRF52, using the TWI_sensor example from SDK 12.2. I am unable to read any heart rate...
I use the S130 stack and enable the service changed feature when enable the soft device. I found the handle can be got when call add API. But this is GATT handle. How can...
UPDATE:02/28/2017
I MAKE A BOARD ,WANT TO KNOW DOES THIS PIC MAKE SENSE?
I WANT USE STM32F072B REPLACE JLINK OB.
STM32 HAS USB I WILL WRITE CODE MAKE A virtual...
Hi,
I download nRF5_SDK_11.0.0_89a8197 and open the SPI example in the peripheral folder using Keil V5.20, but I found that the project cann't be build. Could you tell...
I know the Source code for the MCP is not provided ..
I also Know the the masteremulator dll is available ... and there are several samples code demos available.
but I am...
hello,
In nRF 52, after executing ble_advertising_start after BLE_GAP_EVT_DISCONNECTED, although BLE_GAP_EVT_CONNECTED is set on the device side although the central is disconnected...
We are developing embedded linux platform and nRF52832 will be bluetooth peripheral. Since there will be an option to update linux kernel/file system we would like to be able...
