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...
Hi Team,
In Generic Access I want to change properties for "Device Name". Is it possible?
I want to remove Generic Attribute Service(0x1800). Is it possible?
I am...
We have a BLE peripheral that has a button interface and nothing else. We would like to add some security so only certain smartphones can send/receive commands from it. An...
Hello all,
I'm using nrf51822 xxac on my project, however, I sometimes got feedback from my customer and said the OTA is not work. My device can't turn to DFU mode for firmware...
Hi, I bought the nrf51822-beacon kit and nrf51-dk including TC2030-CTX-NL connector for connecting them each other through the Debug out pin on the nRF51-DK.
I can't find...
According to the following sources.
advertising_init() -> advertising_update() -> advertising_update() -> ....
UUID, Mayjor, Minor is set in the advertising_init()....
Dear All
I'd like to know how to use Master Control Panel as non Administrator User.
I got and installed MCP v3.8.0.7, but the MCP cannot start on my PC.
Maybe it's...
Hi everyone,
I want to know the original interrupt priority of nrf51822, without using soft device or using NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority). I also want...
Hello everyone!
Just have a look at this beautiful drawing. (Red: what has to be done. Black: Can it be done this way?)
I only have some rudimental experiences in...
Hello! I trying to send message from peripheral to central. On peripheral characteristics are changes with delay. To change characteristics I use this function:
void send_char_data...
Im using the PCA10031. Placed it in the my laptop usb and installed the nRF go and keil mdk arm and nrf51 sdk.
Using the pack installer, which example should I use to be...
Hi,
Can anyone tell me, how the handle value is assigned for a profile. In my master control panel i can see the handle values assigned for every services, but it is not...
Use the beacon want to send with the temperature and remaining battery power.
But beacon of UUID, Major, Minor, Type, etc. The only information in the beacon 26Byte.
...
Hello,
We are developing an application which is using the app_scheduler (especially to put events etc.)
It seems that sometimes (very rarely) we detected a Hard Fault...
I have 4 buttons in my circuit with a nRF51822QQAC (a RAYTAC MDBT40 module on a custom PCB), I am using a very simple printf to check which ones are pressed, the internal...
