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...
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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...
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 have just begun tests with the nRF51822 DK.
I have written a test program which uses the RTC and PPI to generate an event every 125 ms, and use a task to toggle a GPIO...
Hi,
I´ve programmed the nRF51822 DevKit´s module (PCA10004) with S110 SoftDevice and example <ble_app_pwr_profiling>.
In SystemOffMode I measure a current consumption of...
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I trying to read data from EEPROM through i2c bus . i used twi_hw_master.c application code.
i am reading same data from EEPROM when i debug step by step. but once...
Hello,
I would like create a basic programme in c/c++ for the NRF24LU1 .
I have take sdk, when i try compiling 1 programme i have a lot of errors .
What compilator...
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I use an app_timer to gather ADCs and send with Gazell with period 5ms.
What I suffered is the sent packet is different from what I put in buffer.
my pseudo code...
I am able to send data from EK to MCP but even i am sending one byte of ASCII(alphabet) of data, it is showing as hex value in MCP ex., 'C' as 43 , if i want to see ASCII...
Hi,
How to set the advertisement parameter's (uuid's list) , while using both custom and SIG adopted services?
I modified the source code as below, but it is not showing...
I would like to implement a simple wireless sensor network, using Enhanced Shockburst with Auto-ACK. The idea is that there will be many sensor nodes (SNs) reporting to one...
I have a question about using the GPIOs,I found that I can set a ‘1’ at the same bit position of OUTSET register and OUTCLR register. But which one is effective ?
Hello guys,
Looking through the product specification for nRF8001 I am still not clear on whether a master device can be connected to the nRF8001 (in peripheral mode) and...
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When erasing one page flash for responding one GATT request, it always went into assert_nrf_callback and has to reset the app. So I have to disable SoftDevice before...
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I am going to start programming BLE application, and I would like to know which enviroment is best to program it. Are there too many differences between programming...
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According to the documentation the optimal CPU frequency is 16 MHz, Please, could someone tell me if that is correct or not?
Thanks for your help
Hi,
I modified the ble_app_hrs sample application with one custom service which includes, some custom characteristics (128 bit uuid), Now the problem i am facing is, i am...
