Your English is better than my Russian. It depends on what you are trying to do. There are various tricks to get more I/O pins like shift registers, multiplexers (muxes), I/O expanders using SPI or I2C interfaces, etc.-j
"shift registers" you are talking about this? http://www.arduino.cc/en/Tutorial/ShiftOut
Please enter a valid email to subscribe
We need to confirm your email address.
To complete the subscription, please click the link in the
email we just sent you.
Thank you for subscribing!
via Egeo 16