I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
my net core only output the boot information and i enable config_log that uart console will put some strange info
CONFIG_LOG_DEFAULT_LEVEL=3
appcore output to ttyACM1...
Hi
I could not really find a satisfactory answer to my question, what (if any) impact has the setting of the SLEEPDEEEP bit before calling nrf_pwr_mgmt_run? I'm wondering...
How does the slm routine of ncs1.9.1 use rtt log. Below is my configuration:
With the default configuration, there should be RTT log output, but nothing happens in the...
Dear Nordic Engineers
If we use the NFC Tag of nRF52 series chip.A re there any card readers on the market that can read or write?
Such as ， NXP's NFC tag chip can be...
Hi Nordic,
I am using nRf52833-DK with zephry, an now I'm tring to drive ws2812 led strip.
I notice that there is no nRf52833-DK example in zephyr/samples/drivers/led_ws2812...
Hello,
At the following URL,
https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf/ug_multiprotocol_support.html
In "The Thread and Zigbee protocols support...
Good Morning people. I'm developing a module with the soic nrf52832 and I'm having doubts about the electrical schematic of the UART communication with another MCU. I analyzed...
Hi
In the old SDK I was able to put manufacturing data into the scan response package using:
ble_advertising_init_t init; ble_advdata_manuf_data_t manuf_data;
and just...
I am migrating to ESB from Gazell to take advantage of the static 252 byte sized payloads. However, there are two things that are very different that I would like to figure...
Hello all,
looking at how to navigate with the nRF tools, hardware amd software.
For example, have designed a bit of applciation with seome peripheral drivers, but I am...
Hello,
I am having trouble communicating with the nRF82532 and the DTM software. I am using nRF5_SDK_17.1.0 which has the DTM firmware. The project that I selected is: direct_test_mode_pca10040...
Hi, I wanted to change at runtime the iSerialNumber exposed by USB descriptor. As Kenneth suggested ( link ), the solution has been to override the weak function in usb_descriptor...
#define GPIO_SPEC_AND_COMMA(button_or_led) GPIO_DT_SPEC_GET(button_or_led, gpios),
I find this code in the buttons and led .c file
I tried finding what is does , but...
