Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
I created xml file for heartrate server using bluetooth developer studio and the plugin nRF8001_Arduino (plugin nordic semiconductor for arduino)
the generated xml file...
I read this older post ( devzone.nordicsemi.com/.../) and have a similar issue but with enough differences that I felt it was worth a new question.
I have an STM32 MCU...
I am having an issue with running the initial blinky example that came with the nRF51 PCA10028 SDK in the Eclipse IDE . I will include screenshots of the issue. I believe...
I use nRF51-DK and nRF51-Dongle for a BLE sniffer.
Always the sniffer fails and marked with an error "Encrypted packet decrypted incorrectly (bad MIC)".
It can not be...
Hi,
I'm using long write in one characteristic but if I try to configure this characteritic with write authorization (attr_md.wr_auth = 1) it doesn't work. I need to send...
Hi, I disassembled an Acer Mouse and saw a chip named "NRF A 3152c 1517UH". Can anyone identify the chip or provide me with the data sheet for it.
Regards,
Steve
Hello
I was setting up the nordic thing 91 (1.4.0, 2020.23) using this video https://www.youtube.com/watch?v=xQ7hDzRULJQ&ab_channel=NordicSemiconductor .
Things were...
I'm starting to design a custom board around the NRF52820 using a 3.7v battery and there is no reference circuity for VDDH using Battery/Ext. regulator. Any tips on what I...
Hi,
We are in the process of evaluating coded phy transceiver for our next product. The product is a IoT node which will send sensor data to centralized gateway and will...
I am using nrf_drv_twi_rx to initiate an I2C read transfer but the interrupt isn't fired for the RX transfer when the ulTaskNotifyTake is used, but seems to work without ulTaskNotifyTake...
Hello, I am making a system with 20 peripherals to a central base on nRF52840. I followed the firmware."ble_app_uart__saadc_timer_driven__scan_mode" from NORDIC playground...
Hello, i I am designing a prototype, the goal is to be able to control a small engine. This engine will be activated when a message is received in MQTT. I currently succeeded...
Hello, I developed for my customer, a ZigBee coordinator in last 2019, using nRF5 SDK for Thread and Zigbee v3.2.0. I have now two questions: - is ZigBee 3.0 supported by...
I'm currently working on the nrf52832_qfax_dcdc pcb after adding a few components. I need to route to pins p0.22, p0.23 SWDIO and SWDCLK but am unable to route away from the...
Hello,
I noticed that publishing mqttsn messages with a payload larger than ~255 bytes caused an error in the mqttsn library. I think the problem comes from this definition...
I am developing an app for the 51822 with 16KB RAM, which is supposed to integrate the buttonless DFU.
I have attached the whole hex of the merged application+softdevice...
Hi Nordic Tech Support,
Our company is evaluating nRF5340 for future project. I have brought one nRF5340 DK, and I am following the online guide to build and program the...
Setup:
periheral: RF52840, S140 softdevice (SDK 15.3)
central: for test/development: laptop with Linux and BLE adapter build in, and/or Raspberry Pi, using Python testing...
I'm using the nRF5340 (currently nRF5340DK with custom hardware following shortly) and NCS 1.6.0. I'm working on a project that needs at least two UARTs and one SPI master...
Hello,
In nRF5340 project, I have two projects, one is for net core, the other is for app core. I use SEGGER to build these two projects, flash the images into the development...
