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...
Hi,
I have read the Bluetooth specification version 4.0 and found this figure
It discribled we could use OOB to disvocery and exchanged device information to connect...
Hi,
I am using nRF Loader built from its source code.
While it works well on iO7, does not work on iOS8.
After pressing an upload button in PROGRESS pain, the status...
I see from the 51822 PAN sheet v3.0 that item 61 still shows Rev 3 QFAA package devices as potentially having problems with LO leakage. We are in production with R2 QFAAG0...
Hi,
I am trying to run the ble_app_hrs_c, using:
s120_nrf51822_1.0.1
nrf51_sdk_v6_1_0_b2ec2e6
PCA10006 + nRF6310 + nRF6350
After the compilation of the...
I need to port ssd1306 library for oled to nrf51822.
so i tested following code. but it's not worked.
main(){
if (!twi_master_init())
{
return false;
}
ssd1306_init...
I am using the GCC DFU project provided by Nordic on GitHub ( devzone.nordicsemi.com/.../)
I altered the main.c to trigger to DFU mode based on the contents of the GPREGRET...
I'm trying to connect a camera module ( OV7670 ) to my nRF51822 EK. The camera requires an operating current of 18mA. If i were to connect the 3.3V rail input for the camera...
I have code that uses two GPIOs to program an NRF51822 via SWD mode. This code all works fine and suceeds in programming the device.
What I would like to do is get the...
How can I relocate or manage the transition between the bootloaders interrupt vector map and the applications interrupt vector map which will be at different addresses in...
Hi !
I'm completely new into programming this device.
I downloaded the nAn-36 source from Github and I'm trying to make it work on a PC10000 dongle.
The code stops in the...
Hi,
I wonder if there is any way to disable the Rx FIFO so that I don't have to fill it to generate an event, since I need exact timing for every incoming byte.
Also,...
Hi, I am trying to connect N51422 server to anther vendor's client... the devices always disconnect after 30 seconds of connection.
I found that the reason of the disconnection...
I have seen this question asked on this forum in several ways but none of the parameters match up to my specific case. I am getting this error when I try to run the example...
