The applets in this chapter introduce the basic logic gates and demonstrate a few standard combinatorical circuits.

	Basic gates	applet	webstart	print
	AND and NAND gates	applet	webstart	print
	OR and NOR gates	applet	webstart	print
	XOR and XNOR gates	applet	webstart	print
	De Morgan's transformation	applet	webstart	print
	AOI and OAI complex gates	applet	webstart	print
	AND gate (12 inputs)	applet	webstart	print
	Dice LED decoder	applet	webstart	print
	Several variants of XOR gates	applet	webstart	print
	Parity generator (4 bit)	applet	webstart	print
	Parity generator (8+2 bit)	applet	webstart	print
	2x2 bit multiplier	applet	webstart	print
	Dual- to Gray-code converter	applet	webstart	print
	TTL-series 7400 and 7486	applet	webstart	print
	BCD to seven-segment display decoder	applet	webstart	print
	TTL-series 7449 seven-segment display decoder	applet	webstart	print
	ASCII seven segment decoder	applet	webstart	print
	Multiplexer and demultiplexer demonstration (4 bit)	applet	webstart	print
	Multiplexer circuits (2:1 and 4:1)	applet	webstart	print
	TTL-series 74151 multiplexer (8:1)	applet	webstart	print
	TTL-series 74154 decoder (4:16 bit)	applet	webstart	print
	TTL-series 74154 decoder demonstration	applet	webstart	print
	Priority Encoder (4:2 bits)	applet	webstart	print
	Priority Encoder (8:3 bits)	applet	webstart	print
	Hamming code demonstration	applet	webstart	print
	Barrel-shifter (8 bit)	applet	webstart	print