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...
I have four Bluetooth modules (servers) that measure pressure continuously. The servers should connect to the client and send the measurement data to the client. I can read...
Good afternoon,
We are developing a consumer product that is using the nRF8001 as the BT peripheral. We have a question regarding certification; do we need to undergo...
Dears，
To support Bluetooth 4.2 in the nRF51822 product page on S110, but only support 4.1 in the SDS document, I want to confirm the support of the S110 V7.3 and v8.0 for...
Hi,
for my application, I want the processor to wake up once every 8 hours, do a 1 second analog measurement, broadcast the results and shut down. When activated by a switch...
Hi,
I am having some trouble using fstorage to write data into flash. I want to store ~20 kB of sampled data before processing it, and I am storing it just below the bootloader...
Dear every one.
My company has ordered 20 development kit NRF52840 for our Mesh project. We will receive these board 1 week later.
But i have 1 preview development kit...
Could you please help me out on how to read my EMG sensor values and display it via the Nrf tool box. I have a redbear nano v2 and the digital output of the sensor is received...
Hello,
I'm having some issues with the MAXCNT limitation of 256bytes because I want to send larger packets and receive packets through the SPI Slave interface, which is...
I have an external board based on nRF51822 QFAC. I have a nRF52 preview DK. Will it be possible to detect my external board if connected via the preview DK. I tried and the...
Hello,
We've a Custom board based on nRF52832, it works fine in beacon mode using the Synth Clock (else it doesn't work):
// <o> CLOCK_CONFIG_LF_SRC - LF Clock Source...
When using the PPK to measure the current of our custom hardware the lowest range doesn't give logical results. (Either the PPK python GUI or nRF connect) When the nRF52 on...
Reference: nRF52840 DK Evaluation Board Schematics
The following inductors are lised in the schematic:
L1
3.9 nH
High frequency chip inductor ±5 %
0402 ...
I am working on windows xp command prompt and using nrfutil version 3.5.1
I want to do a Device Firmware Upgrade over BLE through my nRF52 DK board on a custom element....
