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...
I am designing a product with the nrf8002 chip and have a question on Power consumption. Lets say I leave all the default ratio's alone and use a CR1620 battery which has...
How can I read the Bluetooth clock (piconet) which is synchronized between the master/slaves in the piconet ? I need a constant (micro second accuracy) time from when I do...
Hello,
Is it possible to know the preamble , data format and the CRC calculation to interface a radio system ( GFSK Manchester) with NRF905 ?
Thank you
I'm wondering if the port and pin function can be used together to configure a set of pins.
For _port_dir_set, I assume it sets the whole port to the designated direction...
Hey i was using the code from developer.mbed.org/.../main.cpp
I am using this chip ( http://i.imgur.com/q8EM4uq.jpg ), it is nordic nRF51822 but i exactly do not know its...
I am using spi_master.c for spi communication with nRF51822EK.
And i had sent and recieved data packet successfully for 1st time with spi_master_send_recv(). When i sending...
Hi All,
I can compile and flash examples with my nrf51822 SDK on linux. I would like to use Code::Blocks as IDE.
Code::Blocks is transparent to run debugger. I try to...
I bought a blend micro to learn about arduino and BLE. I am a complete newbie in this field.
This is what I want to make happen,
I want to install my Blend Micro inside...
Hi All,
I am new in nrf51 development. I have a nRF51-DK kit. I would like to make development in Linux (Debian) only.
I found a lot of documents and I can compile examples...
My nRF Studio can not get nRF6130 board info,just show "Boards connected:".
But I can download fw to nRF51822 chip on the nRF6310 board.
The Application "ble_app_hrs" is...
What is the cleanest way to expose a dynamic (non-fixed amount of entries) through BLE?
One way I thought of is to create a service for a single table entry and go through...
Hi all,
I have an nRF-DK (the new one that's mbed compatible: developer.mbed.org/.../)
I have managed to completely brick it by copying the wrong file onto the BOOTLOADER...
Have tried to use an external interrupt coding.
/*------------------------------------------------------------------------------------------------------------*/
#define...
Hi, I'm a bit of a newbie to C and embedded programming. I'm using the ARM Crossworks IDE right now and trying to get the HRM_RX example working on my PCA10028 board. I've...
Hi All,
We're wirelessly giving manufacturing information to our devices, and when we're done we want to set the readback protection. We do so like this:
nrf_nvmc_write_word...
