Remappable Pin Table

Arduino Uno

Pin no	Port	Bit	Power	GND	Analog	Xtal	Osc	RESET	USART	SPI	I2C	INT	PCINT	PWM	Arduino Ref.
1	C	6						!RESET					PCINT14
2	D	0							RXD				PCINT16		0
3	D	1							TXD				PCINT17		1
4	D	2										INT0	PCINT18		2
5	D	3										INT1	PCINT19	PWM	3
6	D	4											PCINT20		4
7			VCC
8				GND
9						XTAL1	TOSC1						PCINT6
10						XTAL2	TOSC2						PCINT7
11	D	5											PCINT21	PWM	5
12	D	6											PCINT22	PWM	6
13	D	7											PCINT23		7
14	B	0											PCINT0		8
15	B	1											PCINT1	PWM	9
16	B	2								SS			PCINT2	PWM	10
17	B	3								MOSI			PCINT3	PWM	11
18	B	4								MISO			PCINT4		12
19	B	5								SCK			PCINT5		13
20			AVCC
21
22				GND
23	C	0			ADC0								PCINT8		14
24	C	1			ADC1								PCINT9		15
25	C	2			ADC2								PCINT10		16
26	C	3			ADC3								PCINT11		17
27	C	4			ADC4						SCL		PCINT12		18
28	C	5			ADC5						SDA		PCINT13		19

PIC16F18877

Pin no	Port	Bit	Power	GND	ADC	Xtal	Osc	RESET	USART	SPI	I2C	INT	PCINT	PWM
1	E	3	VPP					!MCLR					IOCE3
2	A	0			ANA0								IOCA0
3	A	1			ANA1								IOCA1
4	A	2			ANA2								IOCA2
5	A	3			ANA3								IOCA3
6	A	4			ANA4								IOCA4	CCP5
7	A	5			ANA5					SS1			IOCA5
8	E	0			ANE0
9	E	1			ANE1
10	E	2			ANE2
11			VDD
12				VSS
13	A	7			ANA7		OSC1/CLKIN						IOCA7
14	A	6			ANA6		OSC2/CLKOUT						IOCA6
15	C	0			ANC0		SOSCO
16	C	1			ANC1		SOSCI						IOCC1	CCP2
17	C	2			ANC2								IOCC2	CCP1
18	C	3			ANC3					SCL1/SCK1			IOCC3
19	D	0			AND0						SDA1/SDI1		IOCC4
20	D	1			AND1								IOCC5
21	D	2			AND2								IOCC6
22	D	3			AND3								IOCC7
23	C	4			ANC4
24	C	5			ANC5
25	C	6			ANC6				CK
26	C	7			ANC7				RX/DT
27	D	4			AND4
28	D	5			AND5
29	D	6			AND6
30	D	7			AND7
31				VSS
32			VDD
33	B	0			ANB0					SS2			IOCB0	CCP4
34	B	1			ANB1					SCLK2			IOCB1
35	B	2			ANB2						SDA2		IOCB2
36	B	3			ANB3								IOCB3
37	B	4			ANB4								IOCB4
38	B	5			ANB5								IOCB5	CCP3
39	B	6			ANB6		ICSPCLK						IOCB6
40	B	7			ANB7		ICSPDAT						IOCB7

ESP32 Lolin DOWDQ6

Pin no	Port	Bit	Power	GND	ADC	Xtal	Osc	RESET	USART	SPI	I2C	INT	PCINT	PWM	Mfr. Ref.
1	B	4			ADC1_0										GPIO36
2	B	7			ADC1_3										GPIO39
3								!RESET
4	B	2			ADC1_6										GPIO34
5	B	3			ADC1_7										GPIO35
6	B	0			ADC1_4		XTAL32N							PWM	GPIO32
7	B	1			ADC1_5		XTAL32P							PWM	GPIO33
8	A	25			ADC2_8									PWM	GPIO25
9	A	26			ADC2_9									PWM	GPIO26
10	A	27			ADC2_7									PWM	GPIO27
11	A	14			ADC2_6									PWM	GPIO14
12	A	12			ADC2_5									PWM	GPIO12
13				GND
14	A	13			ADC2_4									PWM	GPIO13
15	A	15			ADC2_3									PWM	GPIO15
16	A	2			ADC2_2									PWM	GPIO2
17	A	0			ADC2_1									PWM	GPIO0
18	A	4			ADC2_0									PWM	GPIO4
19	A	16							RX					PWM	GPIO16
20	A	17							TX					PWM	GPIO17
21	A	15								SS				PWM	GPIO15
22	A	18								CLK				PWM	GPIO18
23	A	23								MOSI				PWM	GPIO23
24	A	19							CTS 0	MISO				PWM	GPIO19
25	A	22							RTS 0	SCL				PWM	GPIO22
26			3V3