RFID Card Reader based on Wiegand 26 protocol

RFID Card Reader and Arduino

HC-06 AT commands programming over PS2 keyboard

PS2 keyboard interface to Android over Bluetooth

Soler powered street light

RFID Card Reader over REST service

RFID Card Reader over REST service and ATMega168PA

RS232 Chat messaging between 2 PCs

XMEGA Serial API Chat messaging between 2 PCs

Sleeping with tiny402

ATMega1608 controlling multiple oled sh1106 displays over I2C

AVR128DA32 oled sh1107

AVR128DA32 rtc clock on sh1107 display

All circuits and board xml files are viewable through myNetPCB import external file feature.