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...
Hi,
Does anyone know the maximum baud rate of the nrf24l01+? I am trying to talk to it through SPI but observe that when I increase SPI speed I read incorrect values. Does...
Recently I was attempting to use the nrf51822 SDK's app_uart module's APP_UART_FLOW_CONTROL_LOW_POWER mode (currently using APP_UART_FLOW_CONTROL_ENABLED ). I noticed that...
Hello,
I would like to send some data i read over I2C. But the I2C and BLE Stack should not run at once, is it possible to check the state of the BLE stack?
The core specification v4.0 vol 3 part C section 3.2.2.3 "Bluetooth Device Name -- Representation" states that the device name can be up to 248 bytes. I've confirmed that...
Dears:
I know there are three modes as below :
(1) internal LDO regulator
(2) 1.8 V low voltage mode
(3) internal DC/DC converter
So, I have some questions as below...
Hi, we are trying to calculate operational current. Does anyone know what the test voltage is in nRF51422_PS v3.1. I assume for typical it's 3.0V and Max is 3.6V?
Also is...
I have a 256k NRF51822 with S110 installed.
I have a small custom bootloader that is located at 0x3f000.
I used nrfgo studio to install the S110 stack, then the bootloader...
Hi everyone !!
I have this hardware mapping, and I'd like to detect pin state change with an interrupt.
My problem is that it seems I can't configure an interruption...
I'm new to Linux, new to embedded code but 15 yrs experience in Windows development. So, I got this project where I need to interface from BeagleBoard-xm running Ubuntu Linux...
Hi, I'm using my own custom board.
MCU : NordicSemi nRF51822-QFAA
SDK version : 7.2 (I use IAR 7.1 for ARM.)
Softdevice : S110 7.1
Each 3 examples does work with...
i am sending data with the advertising, and the Dongle receives the data. It only receives the data at certain times. 20 sec receiving, 30 senconds nothing...and so on.
...
