b'NOTESPROJECT:DATE:+1 a b c d e f g h i j 1 + + - + -2 23 34 4C1065 56 67 78 8 SCL9 9 C106 C106 SDA10 10 RX TX 13 AREF11 11 3.3V GND12 12 I/O 1313 13 IOREF 5V 1214 14 RESET ~1115 15 3.3V G N I H T E MS T R A T S O ~1016 16 5V ~917 17 GND POWER ANALOG IN ON 818 18 GND DIGITAL (PWM~)19 19 VIN 720 20 ~621 21 A0 ~522 22 A1 423 23 A2 ~324 24 A3 225 25 A4 TX 126 26 A5 ISP RX 027 2728 28+29 29 + -+ - 30 a b c d e f g h i j 30 + 107 : going further'