Category Archives: Projects

Automated Plant Waterer

Here is a circuit diagram of the circuit shown in the video: This is the C program that runs on the dsPIC:

Posted in C, Hardware, Ideas, pic microcontrollers, Projects | Tagged , , , , | 8 Comments

NRF24L01+ development board

This development board is based on the PIC18F45k50 which will communicate with a PC via USB. Example code will be posted in the coming weeks. The PICKIT to FFC adapter adapter board artwork and eagle files are available here. The … Continue reading

Posted in Development Boards, Hardware, Microcontrollers, PCBs, pic microcontrollers, Projects | Tagged , , , | 3 Comments

Tenma 72-7735 DMM: Serial interface with Python

The Tenma 72-7735 is a lower end DMM that comes with quite a few handy features including an opto-isolated serial output. This serial communication is over a cable with a male db-9 rs-232 serial connector on one end and a … Continue reading

Posted in Hacks, Hardware, Projects, Python | Tagged , , , , , , , | 14 Comments

DIY UV PCB exposure box

UV exposure boxes sell for hundreds of euros from vendors such as RS electronics and Farnell when they can be built at home for approximately 70 euro. I used a plant pot to build mine because it was the only … Continue reading

Posted in Hardware, Making PCBs, Projects | Tagged , , , | 4 Comments