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've just purchased "nrf51822" module. I want to use the Bluetooth functionality of the board. But while compiling the 'ble' program it I've encountered few issues...
Hi
I've been testing HID example ("nRF51 SDK v9.0.0\examples\ble_peripheral\ble_app_hids_keyboard\pca10028\s110\arm5_no_packs") for a while.Now,I want to test Custom HID...
I am using nRF52832 , i need to connect external antenna with nRF52832 chip.
I need 20 to 30 meter range. so which antenna is useful. and what is the necessary rule for connect...
I am new to BLE and Nordic. (I am not new to Embedded Systems.)
What I am looking for:
Find a hardware and an example for BLE that I can adapt to my simple needs, e.g...
Wow need a bit of help the Thingy worked once did the update and now it is totally useless its a breathing blue light emitter? Nothing can see it MacBook, iPhone and no apparent...
Hello - I tried looking for my answer here but didn't really get what I need. I'm also relatively new to all of this.
I purchased the Adafruit's nRF8001 bluetooth module...
hi
i am using nrf52 dk wiht IAR embedded workbench IDE ARM 8.20.1
i want to disable the attach to running target from my device HZX-52832-S01A.
which bit i have to turn...
Hello.
I am measuring the current of nRF52832 using Power Profiler Kit (PPK).
I want to change the voltage supplied to nrf 52 arbitrarily.
I used the following case...
Hi everyone!
How to change erase range in DFU during application upgrade ? I have some data saved in flash (by psotage on 0x0007e000) and I don't want to lose them after...
Hi,
What is the advantage of using a Bluetooth SIG defined profile over a vendor specific profile? For example, if we want to transfer battery levels, can we define our...
Hi again,
Hope everyone had a great Christmas.. I did, but Santa also gave me a litte issue with my nRF52-DK..
I using a modified UART example, I have a 5min repeating...
Hello,
Basically my arrangement of NRF network is one receiver and multiple transmitter consider example 1:40 and they all configured with same address,bitrate, checksum...
Hello,
Is there a demo project that contains RTC function with softdevice.
I called the lfclk_config() and rtc_config() function before softdevice initial in main(), but...
I am using nrf52832 chip. I will be receiving time in isoFormat.
I am wondering how convert the iso format to get the date and time in my C program.
I am not using any...
