16f887 config -> back to the future keypad
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Porta   pin     info

Ra0		19		LED_RED		Out led red
Ra1		20		LED_GREEN	Out led green
Ra2		21		LED_YELLOW	Out led yellow
Ra3		22		On_Off_Sound	Button switch
Ra4		23		BTN White	Button white command
Ra5		24

Rb0		8		BTN 1		KeyPad 1
Rb1		9		BTN 2		KeyPad 2
Rb2		10		CAN TX		Can Bus
Rb3		11		CAN RX 		Can Bus
Rb4		14		BTN 3		KeyPad 3
Rb5		15		BTN 4		KeyPad 4
Rb6		16		Clk_prog	Icprog
Rb7		17		Data_prog	Icprog

Rc0		32		BTN 5		KeyPad 5
Rc1		35		BTN 6		KeyPad 6
Rc2		36		BTN 7		KeyPad 7
Rc3		37		SCK			I2C SCL
Rc4		42		SDA			I2c SDA
Rc5		43		BTN 8		KeyPad 8
Rc6		44		Tx			DfPlayer_mini
Rc7		1		Rx			Dfplayer_mini

Rd0		38		BTN Red		Button red command
Rd1		39		BTN Green	Button green command
Rd2		40		BTN Yellow	Button yellow command
Rd3		41		Read rtc + send time (green display)
Rd4		2		Loop read rtc Button
Rd5		3		Set destination time + 10min
Rd6		4		BTN 9		KeyPad 9
Rd7		5		BTN 0 		KeyPad 0

Re0		25		
Re1		26		
Re2		27		
Re3 	18		MCRL