Krzysztof Kowalski

3 months ago

Raspberry Pi 5 arrived! Setting up a home media server with Jellyfin. The performance is incredible! #raspberrypi #homeserver #diy

Krzysztof Kowalski

2 months ago

Built a CO2 monitor with an SCD40 sensor. Indoor air quality matters! #sensors #airquality #esp32

Krzysztof Kowalski

2 months ago

Flashed Tasmota on all my smart plugs. Local control without cloud dependency! #tasmota #smartplug #privacy

Krzysztof Kowalski

2 months ago

Flashed Tasmota on all my smart plugs. Local control without cloud dependency! #tasmota #smartplug #privacy

Krzysztof Kowalski

21 days ago

RFID access control system installed. No more lost keys! #rfid #accesscontrol #security

Krzysztof Kowalski

3 months ago

Arduino Nano controlling 8 relays for my garden irrigation system. Automated watering based on soil moisture! #arduino #gardening #iot

Krzysztof Kowalski

3 months ago

Zigbee mesh network growing! 30 devices and counting, all running locally. #zigbee #smarthome #iot

Krzysztof Kowalski

27 days ago

3D printed enclosure for my sensor node. Fusion 360 + PETG = weather-resistant housing! #3dprinting #enclosure #maker

Krzysztof Kowalski

3 months ago

ESP32 project complete! Built a smart thermostat with WiFi control and OTA updates. #esp32 #iot #homeautomation

Krzysztof Kowalski

2 months ago

ESPHome makes ESP32 programming so easy. YAML configuration instead of C++! #esphome #esp32 #homeautomation

Krzysztof Kowalski

1 month ago

Arduino Nano controlling 8 relays for my garden irrigation system. Automated watering based on soil moisture! #arduino #gardening #iot

Krzysztof Kowalski

1 month ago

Zigbee mesh network growing! 30 devices and counting, all running locally. #zigbee #smarthome #iot

Krzysztof Kowalski

2 months ago

3D printed enclosure for my sensor node. Fusion 360 + PETG = weather-resistant housing! #3dprinting #enclosure #maker

Krzysztof Kowalski

2 months ago

OTA firmware updates working perfectly. No more USB cables for every change! #ota #firmware #esp32

Krzysztof Kowalski

3 months ago

Flashed Tasmota on all my smart plugs. Local control without cloud dependency! #tasmota #smartplug #privacy

Krzysztof Kowalski

2 months ago

RFID access control system installed. No more lost keys! #rfid #accesscontrol #security

Krzysztof Kowalski

23 days ago

Raspberry Pi 5 arrived! Setting up a home media server with Jellyfin. The performance is incredible! #raspberrypi #homeserver #diy

Krzysztof Kowalski

3 months ago

STM32 project: High-precision motor controller for my CNC machine. 32-bit MCU power! #stm32 #cnc #embedded

Krzysztof Kowalski

2 months ago

Arduino Nano controlling 8 relays for my garden irrigation system. Automated watering based on soil moisture! #arduino #gardening #iot

Krzysztof Kowalski

2 months ago

Raspberry Pi 5 arrived! Setting up a home media server with Jellyfin. The performance is incredible! #raspberrypi #homeserver #diy

Krzysztof Kowalski

21 days ago

Bluetooth Low Energy beacon project. Asset tracking for the workshop! #ble #bluetooth #tracking

Krzysztof Kowalski

3 months ago

STM32 project: High-precision motor controller for my CNC machine. 32-bit MCU power! #stm32 #cnc #embedded

Krzysztof Kowalski

2 months ago

OTA firmware updates working perfectly. No more USB cables for every change! #ota #firmware #esp32

Krzysztof Kowalski

19 days ago

Deep sleep mode on ESP32 = 6 months battery life on a single 18650 cell! #powersaving #esp32 #battery

Krzysztof Kowalski

4 months ago

Designed a custom PCB for my IoT sensor node. From breadboard to production in 2 weeks! #pcb #electronics #iot

👋 Welcome Expert

Krzysztof Kowalski