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...
Hi,
I am using esb project of SDK15.3 to test esb PTX and PRX function.
The default setting of address-0 and address-1 is 0xE7E7E7E7 and 0xC2C2C2C2, and PTX and PRX can...
Hi,
1.I want to develop the my product using nrf51822 with PCB antenna(as shape given in sdk hardware) with following board stackup-
2. i am going to use cap-0603 in...
Hi,
I am using nrf52840 S140 PCA10056 SDK 15.2.0 version with example ble_app_multirole_lesc_S140_PCA10056 . i am using Segger Embedded studio IDE. So now problemis i am...
Hi,
I am trying to get my systemOFF current below 1uA, but Im struggeling.
normally I use MBED, but to eliminate that variable, I just did a test without MBED, I took...
Hello together, I am experiencing problems with the nrf52840. I got the BLE_APP_Blinky example to run. Now I am trying to get the BLE_THROUGHPUT example experiment to run...
Dear nordic,
I want to know something regarding your SDK. I have nrf52832 development board and i use sdk 15.2 .
1. if i want to use BLE 4.2 version what changes i want...
Hi,
I am working on a project where my mobile phone will be acting as a central device and nRF52840 DK will be acting as a peripheral device. I added the UART example to...
Hi,
I am working on a project where my mobile phone will be acting as a central device and nRF52840 DK will be acting as a peripheral device. I used the nRF UART and nRF...
Dear nordic,
I need more information regarding this?
1. I heard the BLE one packet has possible 20 bytes. but i tested this example and connect using nRF connect app...
Hello everyone,
I am experiencing a weird problem; I am working on an NRF52840 DK board and writing my code in Segger Embedded Studio.
I do not have any problem when...
Hi,
I am looking for the nRF52 / nRF52 Mesh online courses.
I am going to developing a new project based on MESH network. where i required lot of sources to clarify my...
Hi, I'm using the nRF52 SDK 15.3.0's BLE_APP_UART central/peripheral examples with my PCA10040 boards.
Can I ask about the central example, please?
0. Currently, I think...
hi guys, I'm looking for understand how to send a simple signal using the 802-15-04 between two nrf52840 boards.
The only available example use the uart in order to have...
I have modified the Blinky example in the SDK to support CODED_PHY as per the examples I have seen but am unable to get it to run. The modified main.c is attached
It seems...
Is there an example layout using the nRF52840 that does not use microvias and via-in-pad technology? My application is high volume, and I am trying to keep PCB costs low.
