Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
Hi,
For our current application we have migrated from SDK 13 to SDK 14. We are using RTOS to handle the functionalities of our application. We replaced our own task for handling...
hello,
I use nrf51822 + S130 + SDK12.2 in my product, nrf51822 work at central + peripheral mode，and i use nrf_duf_flash module for my dfu funtion.
The problem is, i...
I want to communicate Central and peripheral devices with KeyPass. Also I want to generate keypass in Peripheral device. But keypass should to include symbols, low/upper case...
I'm trying to build a simple water leak detection system. The sensor would need to alert a user through SMS/mobile notification when a leak is detected.
I was thinking of...
hi, I am working on to combine USBD CLI and RTT to USB HID with SDK 17.10, configuration as below
pls see below mainloop:
other codes are based on example of USBD...
This is driving me totally nuts. There are inconsistent pieces of information in documents and code. I am getting a modem reset loop problem. The documentation says the timer...
Hi,
Long story short, I made some boards using nrf9160 modules, received parts from DigiKey, soldered but can't make them work, at all.
nReset pin is stuck low. Tried...
I am using nRF52832 for high-rate sensor.
Of course, I can use SPI using CPU but it's busy for other jobs.
So I want to use DMA if it's possible.
Currently I am using...
I am using the nRF5340 and trying to get MCUBoot working. I am running into problems and looks like I need to edit the MCUBoot code, the problems are long and numerous too...
Hello everyone,
I'm using the Bluetooth Peripheral sample UART and have noticed an issue.
When I perform a lot of sequential pairing requests followed by cancels from...
I recently bought this display that is 64x32 pixels and uses the SSD1306 driver . When running the LVGL Basic Sample with the Zephyr ssd1306 _128x64 shield , the display works...
NRF52840 uses 2.5V power supply. We found that when the voltage drops below 1.7V, even if the voltage returns to 2.5V, the entire system cannot work and JLINK cannot connect...
Hello,
We are using the npm1300 PMIC to run the nrf5340 VDD at 1.8V. If we connect D+ and D- from the USB port directly to the D+ and D- pins, will the USB peripheral...
I am developing a custom nrf5340 board design, that is using the BL5340PA external antenna module to implement the nrf5340 chip in the design. The BL5340 module allows all...
Hello,
I am purchasing a RAK4631 module, and am looking for an alternative for the J-link single step debugger. I saw that this product had a o n-board SEGGER J-Link debugger...
Hi ,
I am exploring the peripheral examples from the nRF5_SDK_17.1.0.
I am testing the example code "flash_fds" from the peripherals. I am able to compile the code without...
