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...
I want to access an SPI-only sensor device from a Blend Micro.
There is a need to avoid collisions between the two uses of the SPI port for the sensor and the nRF chip...
I just made it to upload the example to the device. I'm new into firmware development btw.
I changed the timeout so the beacon will stop advertising after 120 seconds but...
Hello, I have implemented the code below for my project
based on switching central and peripheral role in S130.
The code works fine on the Devkit PCA10028 but on porting...
In compatibility matrix it is shown that s110 v 7.3.0 is compatible with nrf51422 when using SDK 7.x.x. But when I downloaded s110 v7.3.0 in its name and specification documents...
I tried to build the example project "ble_app_uart" bundled with nRF5 SDK (nRF5_SDK_11.0.0_89a8197) within the MDK-Lite V5.18K. It failed and I got the following messages...
Hi!
I am attempting to flash sdk11 examples onto a QFAB board compiled using arm-gcc over JLINK SWD p20 via the NRF-51DK.
While running make flash, the nrfjprog command...
Hello I found example for dual bank bootloader ("examples\dfu\bootloader\pca10040\dual_bank_ble_s132"). And it works well.
Do you plan also to add a SINGLE bank boot-loader...
hi all,
I am using SDK version 8.
i want to make button as ON and off switch.
REQUIREMENT:
When button is pressed counter should keep on incrementing when i released...
Hello,
I would like to simulate the spreading of a disease using the nrf51822 beacons. My question is if my envisioned project is possible as I'm completly new to nrf51822...
I would need to change a timer into single shot mode. My code is as follows:
static const nrf_drv_timer_t m_timer = NRF_DRV_TIMER_INSTANCE(MY_SAMPLE_TIMER);
nrf_drv_timer_init...
using S130, SDK11,
CANNOT work the two heart rate sensors which have the different deivce name ?
when it connected the heart rate sensor A and eveything is OK.
but...
Hello,
I want to use nRF52832 at 2V. But I am not sure what would be the current consumption of radio during transmission and reception with DCDC regulator on. In datasheet...
Hi, after some research and reading several posts (especially this one ), I am still confused about the Flash endurance on the nRF52.
In the product specification for the...
