IO Table

Arduino	FABlin	port	comm.	O.C.	interr.
0	RX0	PE0	RXD0		PCINT8
1	TX0	PE1	TXD0
	WIRE_END	PE2	XCK0
2	XMAX	PE4		OC3B	INT4
3	XMIN	PE5		OC3C	INT5
	RPI_RECOVERY	PE6			INT6
4	BUZZER	PG5
5	R	PE3		OC3A
6	SERVO2_PWM	PH3		OC4A
7	G	PH4		OC4B
8	HOTPLATE	PH5		OC4C
9	FAN	PH6		OC2B
	RASPI_PWR_ON	PH7
10	HEATER E0	PB4		OC2A	PCINT4
11	SERVO1 PWM	PB5		OC1A	PCINT5
12	B	PB6		OC1B	PCINT6
13	LED	PB7		OC0A/OC1C	PCINT7
14	YMIN	PJ1	TXD3		PCINT10
15	YMAX	PJ0	RXD3		PCINT9
18	ZMIN	PD3	TXD1		INT3
19	ZMAX	PD2	RXD1		INT2
50	MISO	PB3	MISO		PCINT3
51	MOSI	PB2	MOSI		PCINT2
52	SCK	PB1	SCK		PCINT1
53	HOT LED	PB0	¬SS		PCINT0