' ـ تعريفات خاصة بالشريحة و بتشغيل الشاشة
@ device INTRC_OSC_NOCLKOUT
CMCON = 7 ' PortA = digital I/O
VRCON = 0 ' A/D Voltage reference disabled
' Set receive register to receiver enabled
DEFINE HSER_RCSTA 90h
' Set baud rate
DEFINE HSER_BAUD 2400
' Set LCD Data port
DEFINE LCD_DREG PORTB
' Set starting Data bit (0 or 4) if 4-bit bus
DEFINE LCD_DBIT 4
' Set LCD Register Select port
DEFINE LCD_RSREG PORTB
' Set LCD Register Select bit
DEFINE LCD_RSBIT 3
' Set LCD Enable port
DEFINE LCD_EREG PORTB
' Set LCD Enable bit
DEFINE LCD_EBIT 0
' Set LCD bus size (4 or 8 bits)
'DEFINE LCD_BITS 4
' Set number of lines on LCD
DEFINE LCD_LINES 2