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...
Hello,
I have multiple records that I want to update during the runtime of the program.
What is working:
1. I can write in memory for the first time initial values...
Hi ,
I am using nrf connect 1.2.0 dk. I am now testing the https client example.
However, I always get the connection fail error as belows.
Provisioning certificate...
Hi:
I want to send pictures and voice.So it needs to be faster.What should I do?
I use nrf52832/sdk16.If nrf52840 is used, can it reach 2Mpbs?
Measurement example:nRF5_SDK_16...
Hi there,
Here is what I'm trying to do. I'm trying to use the 52832 as a badge to be used by people in order to report the zone the person is in using a ble mesh network...
HI:
My IC: nRF51822QFAA My SDK Project: ...\nRF51_SDK_9.0.0_2e23562\examples\ble_peripheral\ble_app_template\pca10028\s110\arm5_no_packs
Appearance：
When I Powerup or...
Hi, I'm having problems flashing the firmware on my Thingy52. I was recently on a course that used another Nordic Semi dev board to connect to the Thingy52 over I2C and use...
Hi. I want to disconect softdevice and ble in order to access to flash memory. I know there are a lot of ways to deal with it. But i want to test to disconect softdevice and...
Good afternoon, Today we had a question about the certification of our product related to the reliability of communication. We received a letter of the following content:...
Hi,
I am trying to update my advertisement data as well as scan response data (i want to put some custom advertisement data and the device name in scan response data). ...
My three buttons are pressed each time, and the LOG information is as follows
0> [00:00:00.000,000] <info> app_timer: RTC: initialized. 0> [00:00:00.000,000] <info> app...
SDK:15.3.0
CHIP:52832
I downloaded sdk15 for nrf52832.all sample programs and soft devices are working fine but boot loader coding is showing some error. I am using this...
Hello,
I am developing the following application:
An nRF52840 bluetooth module connected to a sensor does data acquisition and then sends it directly to an nRF52840...
Hi,
I am trying to use SPIM3 to drive LCD(ili9486), but I have encountered some problems, hoping to give me a solution.
I have 2 questions:
1. spi_config.dcx_pin
How...
Hello, we have run the power profiler on two different example projects, and want to understand the difference between the two.
When we run the blinky project
nRF5_SDK_16...
