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...
Hello All,
I am designing one custom board where i want to Handle the LEDS, Like in Nrf51DK when we connect through UART_APP from smartphone blinking LED1 on DK gets constant...
Hello,
I have a project in witch I want to send the data received from an Arduino by UART, this data has a size of a little bit less than 80 bytes, this data is received...
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We are trying to port our app from softdevice v3.0.0 to softdevice v5.0.0. We note that the data length and bandwidth configuration procedure has changed drastically...
Hi,
I need help with alert notification service. I am working on alert notification example provided in the SDK 12.3.0 with S130. I tried this example on nrf51422 development...
I have tried to use sd_app_evt_wait() to sleep cpu, and use gpiote interrupt to wake up cpu from sleep.
However, gpiote interrupt cannot wake up cpu.
When I use __WFE()...
Hi,
I am trying to send sensor(accelerometer) data through beacon. I am basing my logic on the beacon example. I am putting my sensor data into an array and passing it...
Hi,
I have an nRF51 DK, found here www.nordicsemi.com/.../nRF51-DK .
I am using SDK V11.0 and S130 V2.0.
I am developing on a Linux machine.
I can compile and run...
Hi.
I'm using the Power Profiler Kit and the PPK desktop application to log the power consumption of my device. This works well for short time spans.
However, I'd also...
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I'm trying to delete all files with a given file id. Will fds_file_delete() delete all files with a given file id, or just the first one it finds?
thanks
SDK1...
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I'm trying to use fds_record_find() to detect if a record exists in flash storage. After erasing the device (via nrfjprog), flashing the softdevice, flashing the program...
I use an app_timer to periodically update sensor reading in my application. There is a characteristic used to change updating rate by stopping and restarting the app_timer...
Hi,
I work on a project for the nRF52832 with Keil µVision using ARM Compiler V5.06 update 2 and nRF5 SDK 11.
In a module I allocate quite some memory using malloc(...
For the BLE GAP advertising flags byte in the advertising data, we have the following options:
/**@defgroup BLE_GAP_ADV_FLAGS GAP Advertisement Flags
* @{ */
#define...
