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,
Does anyone know if the FreeRTOS port that's distributed with the nRF5_SDK_14.2.0 is intended to support nRF52810 chips (which have no hardware FPU)? I started working...
SDK 14.2 keil5
I want to run freertos with nrf52810.but I did not find any example .
Is there anyone have tried this?
I downloaded nrf52832 code(ble_app_hrs_freertos...
Hello All,
I have looked around for answers to my specific issue, however I did not seem to find one that aided me enough to fix my issue.
I have created a BLE profile...
Hello,
SDK 15.2, SD 6.1.0 with PCA10056 1.0.0, 2018.20. nRF Connect App v4.22.3. Pixel XL.
I'm running into an issue with my application where the phone disconnects after...
Using: Linux (Ubuntu 18.04), gcc/Eclipse, nrf52840, v15.3.0 SDK, SD 6.1.1
It has been a real bear of time using the SDFU in the newest version of the SDK. There were a lot...
Dear support,
Our team is considered doing their own smart watch, so i found that nRF52 chip is a nice solution. Just before we start, i would like to do some basic questions...
When we ported our FreeRTOS based project to SDK 15.3 from 15.2, we noticed a big jump in the CPU Usage. It turned out that the issue was in SDK 15.3's freertos port_cmsis_systick...
Hi nordic,
I send multiple bytes but always only receive packets of length = 1. For example in the picture, I sent 2 bytes 0x68, 0x69 ('DE') but only received the first...
Hi
What is the difference between ble_nus.c and ble_nus_c.c?
because i went through both the files and i felt both files are almost same except an extra function(db_discovery...
Hello, I bought a nRF52832 Breakout Board from SparkFun. from their tutorial, you can program this board using the serial bootloader and the Arduino IDE. However, aside for...
I am trying to operate a BLE5 sniffer with nrf52840dk
After connecting the dk to nrf connect desktop and programming it with a wrong code (by mistake), it is not able to...
I'm using the nRF52840 DK.
I managed to burn the on-board nRF52840 MCU several times, using the nRF connect windows app.
After several such successful burns, with various...
Hi,
According to the datasheet:
Does this mean that when i change my vdd from 3V to 2V, then the current peaks will be reduced? If so what does this:
graph means...
Hello,
I'm currently designing a custom bootloader to perform a DFU. So far I'm able to update the bootloader and the application, however there is a problem when I try...
