Hey,
the USB connection to my nRF54L15-DK isn't working anymore.
It is not showing up in nRF Connect Desktop and I can't find it under /dev/tty... or /dev/cu...
The...
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...
Hi Sir,
In the datasheet (V1.1), the table-145 shows the dimensions of WLCSP, but there is no tolerance of D/E/D2/E2
Could you help to advice what is the tolerance of...
I have a project where I am implementing an alternative logging backend. My design is modular so there could be multiple logging backends. Each backend is initialized with...
UPDATES after original posting:
I now remember having the same problem described below, once before on my windows installation. At that time I decided to switch and reinstall...
I'm working with the nRF5 SDK v15.3 and a nRF52840 Dongle; developing on Keil uVision V5.29; Compiler: Armcc V5.06
While debugging I that in my programm a NULL pointer was...
HI ! I found an error in the source code because of which the db discovery event handler on DIS client does not work, namely: in the function ble_dis_c_on_db_disc_evt () ...
Does it cause issues if the application was built with a different SDK level than the bootloader? I have a project I'm adding a bootloader to, and it isn't working. I have...
SDK 16, 52810
my board has done the change as the 52810 spec says about dcdc part. Now I wonder HOW do I enable it in my code. Somewhere it says to call sd_power_dcdc_mode_set...
I want to measure the current during sleep,so I write my code as follow:
I queried the manual data that the current is 1.5uA, but 14.0uA is my measuring result. So what...
I am testing the serial interface to BLE messaging using "Bluetooth Mesh Packet Send Opcode: 0xab" - it's working very well. However I have found one thing that is puzzling...
Hello there,
I am working on secure dfu. I followed all the steps mentioned in this post and successfully created the secure .zip file.
Here's what I did(In this order...
First time I programmed the BMD 300 IC ,it got programmed and worked good.After some days later I tried program the board, But the previous code was present in the mcu, i...
When using nrfutil to upgrade the app for 52840dongle, you can see the data shown in the figure through the USB analyzer. The highlighted one does not quite understand the...
Hello,
I'm working on an nRF52832 with SoftDevice v6.1.0 and SDK 15.3.0. We have made a custom application that was created from the ble_app_uart example project. We've...
