Hi.
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...
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...
I have a hard time understanding precisely what an Element is and how it differentiates from a Model when talking Bluetooth Mesh.
The only definition can seem to find of...
Is there any way to detect / prevent the use of range extenders?
When using a central & server with low TX power, the range is say 10m.
Now an attacker can use a relay...
Hi all,
I have been using Nordic chip-sets for a while mainly for BLE applications. I am now developing a simple lighting product based on Nordic nrf51 family chip-set where...
hello!
i am working with the component nrf52840 v0.5.1 and i need development a thermal profile according with the datasheet of the component nrf52840 v0.5.1
could you...
I'm using op-amp(LM358), condenser microphone and PCA 10028.
My project collect output values of op-amp and broadcast that.
But, noise was occurred while it is advertising...
I'm using the ble_app_multilink_central example app.
In the pca10400.h I changed #define BUTTON_PULL to NRF_GPIO_PIN_PULLDOWN.
The problem is that the first pin interrupt...
Hi
I'm creating an android app for smartwatch(used nrf51 ble),I have two questions
1.I used ANCS(Apple notification center service) in my android app,but nrf51 device...
I'm using the SD (nrf52) MBR to update our custom bootloader, in a battery powered device.We have some custom hardware which is used to disable our LDO, to enter a "Ultra...
Hi Everyone,
Recently I have been trying to measure the current consumption from the dev board.
I have set up the board as instructed by cutting SB9 and soldering SB11...
Hi,
I see intermittent incorrect values from the saadc. The code is described here .
The graf shows battery voltage in mV over about 4 days with one sample per minute...
I am getting following errors when compiling source code in Keil-5. Any one suggest me what i am missing to define symbol?
linking...
._build\nrf51422_xxac.axf: Error...
Hi,
We have devloped PCB based on nrf52832 as beacon.
We have also developed firmware for that and it will advertise for some and than go to sleep mode and after some...
Hi,
What is the minimum number of symbols in preamble nRF52840 has to receive in order to receive full packet on Coded PHY? I can see that it can easily receive packet...
help! Thanks
SDK： nRF5_SDK_11.0.0
Softdevice： s132_nrf52_2.0.0_softdevice
chip:nRF52832
we found that the pstorage's callback will not be triggered when the Bluetooth...
