Hi, is there an available developer in my tri-state area of Minnesota, N. Dakota, or S. Dakota? Please call me if you are available for a project for hire. The developer should...
I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
Hi,
I am working on my hardware product having nRF-51422 chipset. I just came to know from forum post that
nRF-52 chips will get arduino IDE support as standalone. I want...
Hello!
I use Segger Embedded Studio. Ubuntu 18.04 I'm trying to build mqtt_publisher project from zephyr samples. And get error: undefined reference to `sys_rand32_get'...
Greetings,
Here are the details:
IDE = SES v4.12
SDK = v15.2.0 and v15.3.0
Hardware = Nordic nRF52 DK (PCA10040 v1.1.1) * 2 and Rigado BMD-300-EVAL * 2 (vB)
I connected...
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...
