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Raspberry Pi and MIR S-05 meter: BLE GATT

https://sudonull.com/raspberry-pi-and-mir-s-05-meter-ble-gatt

Setting up reading of MIR S-05.10 readings via Bluetooth with Raspberry Pi. GATT protocol, reverse HCI logs, bleak scripts. Integration into smart home for developers.

OTA updates in Raspberry Pi Connect: setup

https://sudonull.com/ota-updates-in-raspberry-pi-connect-setup

Set up remote OTA updates in Raspberry Pi Connect for Raspberry OS Trixie. Instructions for installing rpi-connect-ota, deployment, and monitoring. Ideal for IoT and embedded projects. Learn the details.

Control of Raspberry Pi Pico via OpenPLC and Modbus RTU

https://sudonull.com/control-of-raspberry-pi-pico-via-openplc-and-modbus-rtu

How to integrate Raspberry Pi Pico W into an automation system with OpenPLC and Modbus RTU. Addressing, setup, limitations of the DIY approach.

Stratum 1 NTP on Raspberry Pi with chrony and GPS

https://sudonull.com/stratum-1-ntp-on-raspberry-pi-with-chrony-and-gps

Setting up a precise NTP server on RPi Bookworm: libgpiod v2, chrony, DCF77 + NEO-M8T PPS. Accuracy 42 ns. Full guide for developers.

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