Tag Archives: avr

Timer for Ultraviolet exposure with UV LEDs and PWM fine tuning

Timer for Ultraviolet exposure with UV LEDs and PWM fine tuning Timer operation video Timer measurement video Previous timer projects had only on/off possibilities for the UV leds. Some projects need a finer tuning of the UV value, and I am not talking just about PCBs. Stamps and other things need ultraviolet curing, with setups […]

PCB exposure with UV Leds and digital countdown timer DIY

  PCB exposure with UV Leds and digital countdown timer DIY   I have worked for years with a mercury-discharge bulb for exposing PCBs and it started lately to show symptoms of old age. I have decided to retire the old stuff and to replace it with a modern installation, using UV Leds and a […]

Manuale componente electronice – Atmel AVR

AT90S1200 complete ATmega 161 Errata E AT90S1200 Errata F ATmega 162 complete AT90S2313 complete ATmega 163 complete AT90S2313 Errata B&C ATmega 163 Errata F AT90S2323 & 2343 complete ATmega 164 AT90S2323 Errata F ATmega 169 complete AT90S2323 Errata G ATmega 16 complete AT90S2343 Errata F ATmega 323 complete AT90S2343 Errata G ATmega 323 Errata B […]