Connecting nrf21540 to a nrf52840. 840 GPIO default state is input, input buffer connected. One of the 840 GPIO pins is connected to the 540 PDN pin.
1) If the 840 gets...
Hi,
If the following function is used, how to solve this error:
#include <nrfx_reset_reason.h>
void check_and_clear_reset_reason ( void )
{
// 获取复位原因
uint32_t...
We are in the process of finalizing the RF transceiver chip for custom protocol development.
Please suggest the suitable chip and any reference implementations available...
Hi Nordic Team,
I'm looking to use the UICR->OTP region ( One Time Programmable (OTP) memory region within the User Information Configuration Registers (UICR)) on the nRF54H20...
Hello,
Now, I currently run Asset_Tracker_Template on Thingy91X
https://github.com/nrfconnect/Asset-Tracker-Template/blob/main/docs/common/getting_started.md.
And, I...
Hi Nordic Support Team,
I'm currently experimenting with Channel Sounding using a couple of nRF54L15 boards.
I am trying to obtain raw I and Q samples so that I may analyze...
We use several Nordic chips in our BLE sensors. We bond to the devices from Android, connect to update configurations, then disconnect such that the device then advertises...
Hi,
I have setup my system for working with nrf51822 with openOCD and STLink to program it. The blinky went well. But now when i try to program it i get the following error...
I have just concluded a three year development using TI's Tiva ARM M4 chips, writing both bootloaders and applications.
I am using an RFduino to explore BLE.
I have...
Hi all!
Today I run tests in a public place (some Art Design College) and it looks that radio environment, that exists in the place, kills nrf51 completely....
My guess...
Hello.
I want to flash DFU bootloader with keil on chip nRF51822-CEAA (256kB flash, 16kB RAM). I'm using s130
The areas i write to are:
IROM start: 0x3C000
IROM...
I was wondering if it would be possible to add an event for Service Discovery (and other similar BLE stack events) that could be detected by user applications. Per answers...
hello there i have two nrf51 dk kits. now i want that one act as central and other act as server.
i want to communicate between two. can you tell me how to do it??
i think...
hello all:
IN s310 multiprotocol--ble_ant_app_hrm example ,I open the macro BONDING_ENABLE, then i compile,there is a error
......\main.c(674): error: #136: struct ""...
Hello,
At the moment, we test the “Power Off” Mode for lower energy consumption of the nrf52 Preview Developement Kit (V1.0.0) in our project and I have a question about...
Hi,
Does anyone have some simplified DFU code for IOS/Xcode they are willing to share? I am looking to integrate DFU functionality into our app. I looked at the nrfToolbox...
We are a small start-up developing low volume product and paying 2500 USD to Bluetooth SIG for listing our BLE device in their EPL is too expensive for us. Is there any option...
I'm looking for a way to let my device "nrf51822" to be connected only to my own mobile app.
I'm wondring if you have already a Nordic solution that I can use ? (tutorial...
Hello friends,
I'm having MDBT40 EVB which is cheap one as compare to other but with lack of build and debug support. But i dont know how do i flash my hello world blinky...
developer.nordicsemi.com/.../a00935.html
The doc seems to provide only write functions.
And, the flashwrite example doesn't show how to read from flash even after device...
