User`s manual

Pin Name Pin # I/O Usage
PA0 Pin 57 Col_0 of keypad (output)
PA1 Pin 58 Col_1 of keypad (output)
PA2 Pin 59 Col_2 of keypad (output)
PA3 Pin 60 Col_3 of keypad (output)
PA4 Pin 61 Row_0 of keypad (input)
PA5 Pin 62 Row_1 of keypad (input)
PA6 Pin 63 Row_2 of keypad (input)
PA7 Pin 64 Row_3 of keypad (input)
PB0 Pin 24 H-bridge (output)
PB1 Pin 25 H-bridge (output)
PB2 Pin 26 H-bridge (output)
PB3 Pin 27 H-bridge (output)
PB4 Pin 28 not used
PB5 Pin 29 not used
PB6 Pin 30 not used
PB7 Pin 31 not used
PE0 Pin 56 Abort switch SW8 (input)
PE1 Pin 55 not used
PE2 Pin 54 not used
PE3 Pin 53 Enable/Disable of RGB LED
PE4 Pin 39 not used
PE5 Pin 38 not used
PE6 Pin 37 not used
PE7 Pin 36 not used
PH0 Pin 52 Segment A on display
PH1 Pin 51 Segment B on display
PH2 Pin 50 Segment C on display
PH3 Pin 49 Segment D on display
PH4 Pin 35 Segment E on display
PH5 Pin 34 Segment F on display
PH6 Pin 33 Segment G on display
PH7 Pin 32 not used
PJ0 Pin 22 not used
PJ1 Pin 21 not used
PJ6 Pin 99 not used
PJ7 Pin 98 not used
PK0 Pin 8 RS of LCD module (output)
PK1 Pin 7 EN of LCD module (output)
PK2 Pin 6 DB4 of LCD module (output)
PK3 Pin 5 DB5 of LCD module (output)
PK4 Pin 20 DB6 of LCD module (output)
PK5 Pin 19 DB7 of LCD module (output)
PK7 Pin 108 not used
Table 1-1: I/O pin usage list 1
Pin Name Pin # I/O Usage
11