I am trying to get a good handle on the difference in average power consumption between BLE point to point and Zigbee on an nRF52840. We have battery powered products and...
Hi, For my project, I need to design a BLE packet sniffer which scanning the 40 channels. Therefore, I need 40 dongles are connected to a computer that can read and transfer...
I am writing code to get a nrf52840 DK to associate with an existing 802.15.4 coordinator using the 802.15.4 API module within SDK 15.2.
I've called "mlme_scan_req" and...
Currently, I am able to use Mqtt Publisher or Subscriber with only one Nrf52 device. I can ping to the device with link-local address.
I am using Nrf52832 with SoftDevice...
Hi everyone,
After days of figuring out how CMake works, I try to write a CMakeList.txt myself, and decide to put my progress on this community. Right now, using CLion with...
i am using nrf 52832, i got SAADC example code from sdk. that code done by using timer. i could not understand timer section. Is available SAADC simple example code without...
Hello everyone,
as indicated by this question https://devzone.nordicsemi.com/f/nordic-q-a/35692/adding-nrf52-dk-to-github-mesh-demo-for-thingys/138327#138327 I am trying...
Hi,
What is the minimum current draw required to keep on internal DC/DC regulator in nRF51822?
In S110 SoftDevice profile, is it possible to keep on internal DC/DC regulator...
Hi,
I developed an application for nRF51822 starting from ANCS example.
All works fine but I have current scenario ... starting from a clean situation ...
Execute...
i use demo ble_app_multilink_central and ble_app_multilink_peripheral ,in SDK 8.1.0,but when i use sd_ble_gap_connect (S120 to S110)return NRF_ERROR_INVALID_STATE ,
why?...
I am checking values of my PCB with an nRF51822. VDD = 3V. AVDD ~= 800mV
I was expecting a the AVDD voltage drop to be much less. What should the AVDD voltage be? What...
Hi,
I want to design one BLE braodcaster and one BLE observer using nRF51822 chip.
What should be the advertising interval time and receiving interval time (with receiving...
Hi:
I am using the ANCS from SDK9.0 ,SoftDevice8.0 and iOS8.1.3.
Every time when I run ANCS, SPI will often crash.and error codes is:NRF_ERROR_BUSY.
Don't know if...
Is there any extra requirements When a Android APP connect to my Ble Decice? I want connect to my Ble device(51822) by my Android APP(EZ-GUI Ground Station V3.208.208), But...
We have the bootloader working over serial at UART_BAUDRATE_BAUDRATE_Baud38400. We took a big leap and tried it at UART_BAUDRATE_BAUDRATE_Baud230400 and it failed. We will...
Dfu not working when i try to upload my custom made application second time.
nrf51422 sdk v8.0 and softdevice s110 on pca10028
the steps i used to do dfu are as
1)programed...
Dear all
I have some questions about nRF51822 bluetooth smart beacon kit, I read the User guide, but I can't get information about the following questions:
1、what is the...
I want to change bootloader start address BOOTLOADER_REGION_START to 0x33800 to store user data and DFU. But when I only change BOOTLOADER_REGION_START, my device can't work...
Dear Developerzone Board
Does the nRF51822 Sniffer just start with the conversion over all advertising channels or do I need to send a start command? Which command set...
The ENable pin on addition hardware component requires "floating" to power on, and drive low ( less than 1.25V) to turn off.
Unclear based on my understanding of the chipset...
