I am relatively new to embedded and am wondering if there was a "best practices" guide / checklist for production deployment somewhere. Things like making sure you are using...
Hi. I'm trying to write a simple MQTT app. I am consistently getting these KConfig errors to do with variables I'm not using, and I have tried to set CMake to ignore these...
Good day,
I've developed a board with a MDBT50Q on it. I'm using the Reg0 DC/DC and LDO Mode Disabled reference circuit ( https://www.raytac.com/download/index.php?index_id...
Hi,
I have the issue that my Zigbee device reports the error "Production configuration is not present or invalid (status: -1)". I followed the guide from this( https://docs...
Hi,
I am using an nRF52840 as a Zigbee NCP. I have built the firmware myself using nRF Connect, and I am also running MCUBoot. Sometimes after some usage, the chip starts...
Hello everyone,
I am testing out I2C on the nRF54L15 for a custom PCB project.
I first tested a simple mpu6050 sensor on &i2c21 on pins P1.11 for SCL and P1.12 for SDA...
I have a bit of an unusual use case where the nPM1300 is quite ideal but need to use an external charger for the battery instead of the internal charger. The nPM1300 fuel...
Hi,
I am interested to know how to make a mesh node (for example, a light server) compatible to perform a DFU.
I have gone through the DFU page and I noticed that the...
Hello.
I am about to receive the Uart service for the Nordic SDK Central and peripheral.
I Use nrf 52832.
In the peripheral example, we used 'ble_nus_data_send'...
Hi,
I am using nRF52840 Enineering C chip on a custom board using SDK v15.3.0 with SoftDevice v6.1.1
I have modified the Blinky Central code and the Blinky Peripheral...
Hi. After my nRF52832 peripheral connects to an android / iOS, I am trying to read the MTU size that has been negotiated with the following code;
current_mtu is being...
The NVMC writting functions hasn't return values,
void nrf_nvmc_write_bytes(uint32_t address, const uint8_t * src, uint32_t num_bytes)
Does it mean that all internal...
When nRF52840 P0.09 / P0.10 are used as GPIOs, the datasheet indicates they can be used for "low frequency I/O only". What is the frequency limit on these pins? Would it be...
Hello everyone, I come from taiwan.
I modify ble_app_multilink_central connect 8 heart rate watch to nordic nRF52832 board.
but i don't no how to create whitelist ,causes...
Hello, I am writing code for Nrf52832 using Segger Embedded studio. I want to store the data received from BLU NUS into a variable for further processing. So how can I store...
Now i want use a device with dual mode bluetooth as peripheral, as manufactor says, the device auto select SPP or BLE through central who connected it. The data are subcontracted...
Hi,
Are these connection parameters okay?
We have been seeing random disconnections with error 0x08(connection timeout) in the field. Is there any relation to those...
I have a custom board running the MQTT example. I have the board up and running and have been able to run various different pieces of code and the hardware has checked out...
Hello Forum,
I am now working for a year with the nrf52832 and whenever I had a software problem I found a solution in this forum so thank s for that :).
However now I...
Hi, I have just set up the nRF52840 DK to advertise in Bluetooth 5.0 successfully but I am having difficulty changing the initial preferred PHY to Coded (Long Range). I understand...
