IIC Real Time Clock (RTC)

They have very small dimesions and can have some bytes of RAM.

Files for download

pcf8583.pdf 134.3kB (2004-07-16 03:21)

PCF8583 documentation.

ds1307.pdf 539.9kB (2004-07-16 03:20)

DS1307 documentation.

See also

YAMOD.AYLPT

AY-3-8910 sound board (ZX Spectrum 128K and Timex 2068 compatibility) with printer slot and IIC magistral.