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...
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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...
Can you explain me what I need to do in order to have the esim ? Do I need a physical component ? I am new to this subject if someone can help me a little bit. Thanks
I am trying to measure and characterize expected battery lifetime of my design. I've noticed that as the effective Connection Interval goes up, so does the Rx current peak...
After init I2C channel
#define TWI_INSTANCE_ID 1 // because SPI0 share same reg add with TWI0 we change and enable TWI1
#define MAX_PENDING_TRANSACTIONS 5
NRF_TWI_MNGR_DEF...
Hello,
I am trying to estimate Battery life. I am using CR2032 with 230 mAH capacity. I am confused with the calculations.
As per excels sheet in below link, for 500...
Hi, I have strange problem using pc-ble-driver on nrf52 with heart_rate_monitor example. When I set advertisement data to be 16 bytes long, two of our testing phones cannont...
Hi,
I am using nRF52832 and I need to create a timer interrupt handler, which can trigger at 417us (microsecond). I am using Segger Embedded studio. Please, can anyone help...
I have a project which recently started logging the following error on boot.
nrf_sdh_ble: sd_ble_enable() returned NRF_ERROR_NO_MEM.
This is the only log message....
Hello
I have a simple Thread network with 3 nodes and I would like to send a provisioning request from one to the 2 others in order to get their IP.
I modified the Thread...
I will like to know if the nRF52832 is capable of working properly when placed in series with a 30 Ohms Resistor ( which is the battery resistance for our application) at...
Hello,
As nordic has implemented sdk for mesh and i have been using mesh sdk v3.0.0 LIGHT_SWITCH_EXAMPLE but i am facing some problem regarding pa_lna. Actually wt i have...
Hi,
I want to use I2S to drive the speaker,just like playing the prestored samples from sounds.h in thingy:52.
However,i can't drive the DAC by I2S.Is there anyone have...
I just got my nRF9160 DK. Unfortunately the out of the box demo didn't work:
LTE LC config ... [00:00:01.029,876] [1;31m<err> net_if.net_if_init: There is no network interface...
Imagine following use case:
Alice has a peripheral bonded with Alice's phone (central)
On the peripheral, Alice switches to a "guest mode" which disconnects from Alice...
HI
UUID scan filters are set and enabled.
I was capturing peripheral device MAC id via ble_evt_handler.
i was expecting filtered devices should be visible but when i...
HI
I am trying filter peripheral devices based on UUID while scanning. I have set, enabled the scan filters but still output is displaying all the peripheral devices irrespective...