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...
Hi, there
NRF51822
SDK9.0.0 and S110
How to subcontract in uart nus mode to ensure that each packet does not exceed 20 bytes and is sent as quickly as possible...
Wakeup from system off (not WFE) )will cause a system reset and hence will reset almost all of the peripherals (exceptions are RAM and few registers). RTC will also be rest...
Hello,
Is there a BLE only DFU application like that available on Android? The Android application works fine. The windows version needs a serial port to perform the same...
For synchronizing an external sensor i need to output a 32768Hz clock at a GPIO pin. For this case i want to use LFCLK from the external cyrstal.
My setup:
I use RTC0...
Hello,guys
I have build one application, in which I want to transmit the Image from Mobile BLE to nrf51822 and than after display on display like E-paper.
The use case...
Hi,
I use it as a translator for Google, so it may be strange in context. please understand.
I was in big trouble.
I used the nRF51822, S110, and SDK9 in my previous...
Hi. We are attempting to use the Infineon XMC1202 LED shield with our NRF52 device. The XMC1202 has an I2C address of 0x15E, instead of the traditional 7 bit address. We have...
I've tried linking the ESB library (esb_arm.lib) in Eclipse by adding it to my nRF51822 project's Makefile, but I am still getting undefined reference errors during build...
Hi
We are going to use the Taiyo Yuden Evaluation Board - EBSHJNZWZ.
As i understand, the board firmware used the Nortic SoftDevice S132
The question is :
May i...
Hello,
I'm trying to compile an example of nRF52_SDK_1 but I get this error:
make
Makefile:150: Cannot find include folder: ../../../config/receiver_pca10040
Makefile...
Hello,
I've been reading over different examples and questions on the Nordic Developer Zone but still have some questions about multiple SAADC channels.
1 - If I initialized...
I've been developing an application on the nrf51 DK based on the ble uart application and it's been working fine. I've ported it to a custom board running at 1.8V and attached...
Greetings -
I am using (the slightly out-dated) 12.3 SDK with a nRF52840. I'm also using s132 as my softdevice.
As I've been slowly reducing my RTC interrupt frequency...
Hi,
I want to activate readback protection on nRF51822, in a simple project without bootloader without softdevice.
My compiler is GCC and the const uint32_t UICR_RBPCONF...
