Link	1-Wire	CAN bus (Controller Area Network)	DCC (Digital Command Control)	I2C (Inter-Integrated Circuit)	I3C / SenseWire	LIN (Local Interconnect Network)	PJON SoftwareBitBang	Serial Peripheral Interface (SPI)	SMBus (System Management Bus)
Design date	1990 ?	1983	1989 ?	1982	2016	2002	2010	1985 ?	1994
Characteristics
Max nodes	248	229	16384 (214)	127 / 1024	127	15 slaves + 1 master	255	Limited by connections	128
Max distance	300 m	40 m		7.6 m		40 m	2,000 m	10 ft
Bit rates	16.3 kbit/s	1 Mbit/s	5 kbit/s	5 Mbit/s	12.5 Mbit/s (400 Kbits/s for I2C compatibility)	19.2 kbit/s	27kbit/s		100 kbit/s
Number of data wires / pin	1 (Data + GND)		1	2 (SDA, SCL)	2 (SDA, SCL)	1	1 (Data + GND)	3 + 1 per nodes	2
Communication type	Half-duplex	Half-duplex	Simplex	Half-duplex	Half-duplex	Half-duplex	Half-duplex / Simplex	Full-duplex	Half-duplex
Broadcast	Sì		Sì	Sì	Sì	Sì	Sì	No	Sì
Error detection	Sì CRC	Sì	Sì	No	Sì Parity in SDR mode / CRC in HDR mode	Sì	Sì Dual CRC	No	Sì
Collegamenti
Wikipedia	wikipedia.org/...	wikipedia.org/...	wikipedia.org/...	wikipedia.org/...	wikipedia.org/...	wikipedia.org/...		wikipedia.org/...	wikipedia.org/...
Sito web			opendcc.de/...		mipi.org/...		pjon.org/...