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 0.5ÎĽA higher.
I am using a nRF52832 module with the low frequency crystal oscillator...
Hi everyone;
i think about possibility of using nrf sniffer with custom nrf51822 (QFAA) board . if yes, how can i achieve? could you please help me about it
Best Re...
Hi All,
This is my first time i am designing a PCB for nrf52840, I need a suggestion regarding the antenna to be used. I am going to have an application over BLE. Which...
I want to add a timeout to the secure DFU bootloader if I enter it from the application. I found this post here devzone.nordicsemi.com/.../ but unfortuately I can't use the...
Hi I'm looking forward to hear if I could program an nRf51822 QFAA without using the development kit/board. The chip I have currently is a N51822- S4AT, from Wireless Tag...
we are facing problem with smt M905 module. is there any basic error with this module pad?
smt factory in china failed several times to solder this module.
Hi - In my app, I'm using Bluetooth, the ADC, the TWI, and the SPI. The general idea is to measure lots of things, store the data in SPI NOR FLASH, and occasionally flush...
I'm testing a custom application with the following configuration:
Custom app based on the ble_app_pwr_profiling SDK example.
Using SDK 13.1
S140 SoftDevice s140_nrf52840_5...
Considering that as soon as the connection is established (GAP Peripheral device receives CONNECT_REQ packet) and advertising is over.
Is it possible once the connection...
Can the smart phones or tablets be configured as a peripheral? If yes, why is this not common? Are there any limitations if a tablet/phone is configured as a peripheral device...
Hi!
I'm developing a project with nrf52832 and I'm getting some problems. The micro is only communicating with an accelerometer (MMA8453) and after some time the communication...
Hello,
I am implementing a custom service with several characteristics, one of which is the current temperature. A second characteristic notifies the user if the temperature...
Hello,
I'd like to upgrade nrf51822 QFAC custom board firmware via DFU and change SoftDevice from s110 to s130. Because of larger (than s110) size of s130 I haven't enough...
Hello,
i am using the Visualgdb with sdk v 13.01. i have Nrf52840
i was trying to read the DeviceID of ADXL345
i am using API from this thread
devzone.nordicsemi...
I have used pstorage before but when I add scheduler to my project I face an error in update function of pstorage that in debug I found error_code : NRF_ERROR_NO_MEM .
any...
In short:
Is it possible to connect a nRF51822 s110 peripheral from a central without the need for sending advertising packets (by peripheral)?
If (hopefully) yes...
