Hello,
I am developing a board with the SIP nRF9151.
I'm designing the board with a shared antenna for both the GNSS and LTE signals (Ignion NN02-224).
For the antenna...
Hello,
we are developing a device which implements BLE hid keyboard. The code is based on the hid keyboard example in the NRF Connect SDK.
The example uses battery service...
I have been able to use external flash with Octal SPI mode on an nRF54H40-DK:
❯ west build -- pristine -- board nrf54h20dk / nrf54h20 / cpuapp zephyr / samples / drivers...
Hello, I want to implement a project with BLE mesh. Several nRF52480 boards should form a mesh and e.g. send the status of one of their buttons to a tablet. What would be...
Hello, I have nrf5340dk and AT21CS01-STUM10-T module. This is EEPROM module. I want to communicate with it by 1-wire. The problem is that I don't know how to do it. I looked...
Hi there. We have recently migrated from SDK 2.6 to SDK 3.0.
We have a custom-made external board, which we used to program with the nRF52840 DK when using SDK 2.6 (for...
Hi, We are using nrf Connect SDK 2.4.0 and have been looking through the NIST vulnerabilities databases. One of the vulnerabilities reported with the nrf5340 is a denial of...
Hi,
I use the nrf51422 chip.I want to know if the ANT establish link between chips,where can I get the matching configuration (like device type、channel ID).I mean is...
Hi all,
I noticed that there are some instructions for testing keyboard on win8.1 or USB dongle.
Can I test it on my iPhone5s which is iOS7.0.4 now?
Regards,
Aaro...
when I use nRF51822 ESB Protocol,I set retransmit delay = 600us,anything else is working
good,communication is very well,but the minimal Tx period is 1.2ms,not 600us,why...
Is there a way to recieve more than one write callback for a given characteristic, per radio session? It seems like I can rx 1 time per attribute per radio session and tx...
I want to generate a pulse signal with PPI, timer2 and gpiote. But it doesn't work. Anything wrong with my code?
void init_timer1()
{
NRF_TIMER1->PRESCALER = 1;
NRF_TIMER1...
I'm working on a product that integrates an nrF51822 talking over SPI to an external display. The display protocol involves a series of alternating 10 us sleeps and SPI sends...
Hi,
Is it possible to skip a advertising channel by maximizing the advertising interval?
I can measure the current consumption of my device through CRO as specified in Evaluation...
My code:
uint32_t err_code;
uint8_t randomBytes[6];
err_code = sd_rand_application_vector_get(randomBytes, sizeof(randomBytes));
When this function is called...
Dear Sir,
What is effect, if I change the Heap Size from 2048 to 1024 in arm_startup_nrf51.s file?
On my project, my device (nrf51822) connect iphone with ANCS, sometime...
Generic Access (0x1800)
General Attribute (0x1801)
can them be removed? if they can't be removed, can we use it instead of customer service? my purpose is to reduce advertising...
Hi,
is there a function that returns free or used memory of the BLE SD? I'd like to know how much memory is allocated for added service and characteristic and make a guess...
Hi I'm looking to Program the NRF9E5 RX board so that the LED remains high until the switch is pressed on TX. So the TX button would turn the LED high and remain so until...
Hi,
How can I use nrf905 with an Openwrt based module? Are there any driver for operation systems? These modules have many gpios.
Openwrt based modules are simply Wifi modules...
Have anybody a solution for my problem ? nRF24LE1 is first in low power state (PWRDWN is 3 or 4) and wakes to send a message. Mostly the message has the same PID identity...
Hi,
I am using the SPI ports (0 or 1) to communicate with a peripheral chip, and the operation is undeterministic.
For test, I put the SPI code to read the peripheral...
