As the tittle,can anyone tell me how to save data to the flash with nRF51822 ? I use SDK9.0.0 and S110. before I turn off my machine, I want to save several parameters to...
I use example from SDK 13 ble_app_uart_c.
I changed uuid to my uuid from nrf51 peripherial device. I get event BLE_GAP_EVT_CONNECTED
where made
err_code = ble_db_discovery_start...
dear all,
i need your help.
Where we are:
We use mbed software developer platform.
We have BLE Nano V1.5 + MK20 USB Board V1.0 from RedBear.
We are able to generate...
Hi:
environment:
target board: DK52 board and run LWM2M example of IOT-SDK v0.9
router: ubuntu 16.04 on VM and runs bsserver and LWM2M server on ubuntu 16.04 ...
Hi,
I'm interfacing a nrf51822 and a H8/3294. My question is how much can I drain a the txd pin of the H8/3294. That means my question isn't really about nrf51822.
In documentation...
Hi,
On the 3.30 of nRF52832_Rev_1_Errata_v1.5.pdf, the sleep current with LFXO active is 0.5μA higher.
I am using a nRF52832 module with the low frequency crystal oscillator...
Hello Devzone,
I've been working on a system to set notifications on time ready for transmission.
The client sends a WWR package to my peripheral and I want my peripheral...
Hello,
Currently, I'm trying to flash my custom board that has nRF52832 with an uart application that I integrated buttonless DFU. I'm running into a problem where when...
1.nrf9160 is there an RF calibration parameter at the factory?
2. If there are calibration parameters, does burning mfw_nrf9160_1.2.0.zip firmware affect the calibration...
I have two devices here, So I combined three HEX files and burned them with JLink, and they don't behave the same. One starts the application normally, and one is always in...
I am using a custom board with nRF8001, where I use external interrupt from the RDYN pin to let MCU know BLE has an event. MCU can recognize these events and change the associated...
Hi,
I added the feature of the 'buttonless dfu' to the 'hrs freertos' using the SDK v15.3.0.
After programmed the built image to the EV board PCA10040, it could run normally...
Hi
I have 2 customised board with nrf52832, I wanted to communicate between 2 devices. Like to send commands like turn on/off LED from my one board to on/off LED on my second...
hi
i want to use iic in my project ,and i add iic func to my project refrence project twi_sensor.
the code of iic like this：
I call the api in the main
then...
Hello
I would like to use the extended advertisement feature of BLE 5 but I have several questions: 1. If I want to broadcast data in "extended advertisement" messages ...
Hi,
My devices are currently using NRF52832 with SDK17.0.0.
I want to communicate with my devices even when the app is killed by the Android system.
At this moment,...
Please tell me. The NRF24 transmitter is in the one pipe in channel one, sends data to the receiver without confirmation of delivery at a speed of 250 kbps. 1 How long will...
Hello.
I need some documents that i can understand what is going on on the backward when/while two devices are communicating with each other or when/while a device advertising...
We're just finishing our layout for a custom nRF52832 board. According to the "General PCB design guidlines for nRF52 series" we copied the complete nRF layout from your reference...
We recently purchased a few Thingy 52s, and we're very impressed with the simplicity!
After playing with the Thingy 52,and upgrading the FW to 2.2.0, I noticed that the...
I linked to an external lib library and called several of its functions，Then compile and report errors；It seems like the compiler could not find the definitions of “__aeabi_memclr4...
