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'm using the Gazell protocol on my NRF51822. On the host side I got a problem with the FIFO length. I put 4 ACK packets into the FIFO but this give me an error if I check...
hi
i have added new characteristics on a existing service,and i do not know how to make this characteristics can be change by the smartphone and how to know this characteristics...
Hi,
I am still confused by BLE(bluetooth low energy) and Radio. Both of them transmit data by radio according to bluetooth protocol. Is it mean that Radio does not belong...
Hi,
Could you tell me please the maximum supporting number of services?
This number may be varied depending on number of attributes in each service and its size. So...
Hi all,
I am having a nRF51422 Evaluation kit.
I am trying to execute the ant_broadcast project.
The build works fine, but when i try to load , i get a syntax error.
Could...
Hello.
I have been trying to erase the contents of my nRF24LE1 using the flash SPI interface (nRF24LE1 PS p.77 ff). According to the documentation, the ERASE ALL command...
Hi,
I wanted to know how I can identify the silicon build version (CA, CO, AA etc) of the nRF51822 from the date code? I have some reels from a distributor in a sealed...
We are developing a USB ANT dongle with nRF24AP2-USB chipset, but we meet a problem when use CW test with ATWareII tool.
We set 2.466GHZ, but we see 2.271GHZ mark, but...
Hello,
My code( I add a source code lower ) has error on bold line printing NRF_ERROR_INVALID_STATE. The program uses three timers and init by "MAX_TIMERS = 6" and "OP_QUEUE_SIZE...
Do anyone ever measured current consumption of ble_app_uart?
What is current when connected and uart idle, transmitting, receiving, and transmitting while receiving?
Please...
I tried changing the define below from 1 to 2, so I could have one handler for a button and a different handler for other sensors. But my problem is:
If I set it to...
