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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
Hello,
i'm trying to DFU from 13.1 to 14.1..
What i have tested is flash(SD + B) + dfu(APP) on both versions. Now i'm trying to DFU all from sdk13.1 to 14.1.
Is it...
I know that latest nRF5 SDK and nRF mesh SDK support SES, it's really a good news for developer. I'm just curious that, can I use SES to flash SoftDevice on macOS? If so,...
Hi;
I am using NRF52 DK(pca10040) board nowadays with sdk 14.0. I read a blog post about power consumption in nordic webpage.( link )
In this blog post, there is a webpage...
I´m currently developing ble peripheral application for the nRF52832 with SDK v13.0.0. I need to have a secure connection between the nrf and android or ios mobile device...
Hi There,
i am new to nrf51822 and new to program this kind of controller.I searched over the website, I couldn't find a good introductory documentation for programming the...
hello there,
i am using nrf51422 but dont know how to write a program for uart. i want to send AT commands to Quectel M95 using uart .
good help appriciated!!
cheers...
Hi. I'm using nRF51822.
My solution needs power on and off continuously.
I think that is not so good at chip.
Do you have any data for how many times it can bear for PWR...
Hi, I'm using nrf52810.
Size of flash memory of nrf52810 is 192kb according to the datasheet.
But size of hex of S112, nrf52810 softdevice, is 281kb.
Why size of S112...
Thanks for reading my question.
I use SDK14 , PCA10040, S132 and modified a little bit of uarte driver, but that should not affect what I said below.
I set the DMA buffer...
I read about Segger studio (on their website) that it reduces the code size. I try to check it out
Here's my opposite result
I've compiled the same app (e.g uart_example...
Hi all , when I run and debug my code , I frequently encounter error :
I think it's related RAM configuration on KeilC .
Please show me what is error ? And how to solve...
Hi there,
So I'm going through that complicated step of setting up the IDE for the first time to get started programming and I'm having issues doing it with the SES and...
hi everyone ,I want to ask you a question, I use the SDK12.3, when the device from the application transformation to the bootloader, when DFU is failed, why the deice is stays...
I am using nRF51822 (PTR5518A) with SDK v12 and s130 softdevice. To dump the code I am using nRF52 DK segger (PCA10036). With that I am able to dump the code but there is...
Hello ,I hope the speed of NUS can be achieved 7K Byte/s. The data form phone to uart is ok,but the data form uart to phone is not.I tested the Bluetooth part separately.Loop...
