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...
We have some old stock of the nRF51822 pre 2014/8/20. Was there a change to the product around that time that would prevent us from using from using this stock?
Many th...
Hello,
I'm using FreeRTOS on nRF51 and I would like to use task notifications instead of semaphore to simply manage task's syncronization.
To test its operation mode,...
Hi, I just copied the antenna drawing by referencing the PCA10040 v1.1 and checking the white paper (λ/4 printed monopole antenna for 2.45 GHz) .
I didn't have much knowledge...
Hi,
How is the functionality of P0.21 in nRF52832? It is configured as RESET after turning on the device, right? Is there any way to change it in a way that that the chip...
Hello DevZone,
I am using a nRF52840 for project development.
To test SPI setting is correct or not, I am doing the loop-back test, I set the MISO and MOSI PIN according...
Hello,
I try to configure two nrf52832 devices work with payload of 200 bytes (data should be 200 bytes, not the all ble packet).
I took ble_app_uart_c peripheral and...
Hi all,
Using UART is confusing for me because I see various implementations in the documentation. There is a Serial library, then there is the UART driver and HAL. The...
I am trying to use the comparator to wake me up when a potentiometer is moved a certain amount.
Before I sleep I read the ADC value of the comparator and use this to set...
Hi,
I'm trying to set up the connectable/scannable advertising. I took the app_beacon example and changed advertising parameters.
My final set up is:
The ADV_INTERVAl...
I have the preprocessor define CONFIG_NFCT_PINS_AS_GPIOS in my code, and GPIO functionality for P0.09 and P0.10 are working just fine for me...
My issue is that even when...
Hello!
I'm a beginner with Nordic products and I'm taking over the nRF52840 Preview Development Kit.
I want to send advertisings at regular intervals (every second...
Hi,
Is it possible for an 3 party BLE device like an mobile device like an Android/IOS Phones or ESP etc to participate in mesh notwork if so is there any documentation...
I have been unable to perform a DFU over BLE using the bootloader_secure_ble example.
I am using SDK 14.0, nRF52832, S132 with a custom board, along with the nRF51 Development...
