Giant numbers on alphanumeric display 2x16 (Basic Oshonsoft).

'*************************************************************
'Writing large numbers in alphanumeric display 2x16.
'By COS, 02/2023
'Pic Basic Compiler (PSI), v8.38, Pic16F88
'*************************************************************
'Generation of patterns
'2x3 digit proportional numbers
'Enlarges the numbers contained in the variable number.
'-------------------------------------------------------------
Define CONFIG = 0x2f70
Define CONFIG2 = 0x3ffc
Define CLOCK_FREQUENCY = 8  'Oscilador a 8Mhz
Define SIMULATION_WAITMS_VALUE = 1  'Activate for simulation.
'Include "_FuncionesPic16F88.bas"
'--------------------------------------------------------------
AllDigital
ConfigPin PORTA = Output
ConfigPin PORTB = Output
'Configuration lcd ports. -------------------------------------
Define LCD_BITS = 4  'Data bus length to 4bits
Define LCD_DREG = PORTA  'Data bus: puerto A
Define LCD_DBIT = 0  'Least significant bit of the data bus.
Define LCD_RSREG = PORTB  'Rs control bit on port B
Define LCD_RSBIT = 7  'RS bit on RB7 pin.
Define LCD_EREG = PORTB  'E control bit on port B.
Define LCD_EBIT = 6  'E pin on RB6 pin
Define LCD_COMMANDUS = 2000  'Wait after each command in uSec.
Define LCD_DATAUS = 100  'Wait after sending a data to the LCD in uSec.
Define LCD_INITMS = 50  'Wait during display initialization in mSec.
'---------------------------------------------------------------------
Lcdinit  'Lcd withou cursor
'---------------------------------------------------------------------
'Initialize characters in the lcd CGRam for big numbers.
Call _IntStrNBig()
Lcdout "Patrones:"
Lcdcmdout LcdLine2Home
Lcdout 0, 1, 2, 3, 4, 5, 6, 7, 255  'Display the new characters.
WaitMs 3000
Lcdcmdout LcdClear  'Clear LCD
'*********************************************************************
void_main:
    'Variables
    Dim _String As String
    Dim numero As Long
    Dim x As Bit
    x = 1
    numero = 0
    While x  'Main loop
        _String = #numero  'Transform numeric variable to string type.
        Call _StrNBig(_String, 1)  'Write bit number.
        Lcdcmdout LcdLine2Pos(_StrNBig)  'Move cursor
        Lcdout #numero  'Write a number in normal size.
        numero++  'Increment then number.
        WaitMs 100
    Wend
End                                            
'*********************************************************************
'Creates the new characters and saves them in then Lcd CGRam.
Proc _IntStrNBig()
    Lcddefchar 0, %11111, %11111, %11111, 0, 0, 0, 0, 0  'Upper horizontal bar.
    Lcddefchar 1, 0, 0, 0, 0, 0, %11111, %11111, %11111  'Bottom horizontal bar.
    Lcddefchar 2, %11111, %11111, %11111, 0, 0, 0, %11111, %11111  'Bars h. upper and lower.
    Lcddefchar 3, %11100, %11110, %11110, %11110, %11110, %11110, %11110, %11100  'Right arrow
    Lcddefchar 4, %00111, %01111, %01111, %01111, %01111, %01111, %01111, %00111  'Left arrow
    Lcddefchar 5, %00000, %00000, %00000, %00000, %00000, %00011, %00111, %01111  'All full.
    Lcddefchar 6, %00011, %00111, %01111, 0, 0, 0, 0, 0  'Short top horizotal bar.
    Lcddefchar 7, 0, 0, 0, 0, 0, %11000, %11100, %11110  'Short bottom horizotal bar.
    Lcdcmdout LcdClear  'Clear LCD
End Proc                                      
'**********************************************************************
'Function that enlarges the numeric characters of a string
'Limited string length, written for 2-line lcd
'_String: numeric string to write.
'Xpos: Starting position to print on the LCD
'_strngrandes: Returns the next position to print
'Call _StrNBig(String, position To print)
'*********************************************************************
Function _StrNBig(_String As String, _Xpos As Byte) As Byte
    Dim _data As Byte  'Mask
    Dim _index As Byte  'Index mask.
    Dim _x As Byte  'Character position of then string.
    Dim _bucle As Bit  'Loop check.
    _bucle = True
    _x = 0
    'Loop
    While _bucle = True
        Lcdcmdout LcdLine1Pos(_Xpos)  'Lcd cursor position.
        For _index = 0 To 5  'Upper and lower mask print control loop.
            If _String(_x) = "0" Then _data = LookUp(4, 0, 3, 4, 1, 3), _index  'Mask for "0"
            If _String(_x) = "1" Then _data = LookUp(6, 255, " ", 5, 255, 7), _index  'Mask for "1"
            If _String(_x) = "2" Then _data = LookUp(6, 2, 3, 4, 1, 7), _index  'Mask for "2"
            If _String(_x) = "3" Then _data = LookUp(6, 2, 3, 5, 1, 3), _index  'M. for "3"
            If _String(_x) = "4" Then _data = LookUp(4, 1, 255, " ", " ", 255), _index  'M. for "4"
            If _String(_x) = "5" Then _data = LookUp(4, 2, 0, 5, 1, 3), _index  'M. "5"
            If _String(_x) = "6" Then _data = LookUp(4, 2, " ", 4, 1, 3), _index  'M. for "6"
            If _String(_x) = "7" Then _data = LookUp(6, 0, 3, " ", 255, " "), _index  'M. for "7"
            If _String(_x) = "8" Then _data = LookUp(4, 2, 3, 4, 1, 3), _index  'M. for "8"
            If _String(_x) = "9" Then _data = LookUp(4, 2, 3, " ", " ", 255), _index  'M. for "9"
            Lcdout _data  'Printe current mask.
            If _index = 2 Then
                Lcdcmdout LcdLine2Pos(_Xpos)  'Sets position on line 2
                _Xpos = _Xpos + 3  'Position of the new digit.
            Endif
        Next _index
        _x++  'Next digit to print.
        If _String(_x) = 0 Then  'If end of string?.
            _StrNBig = _Xpos  'Function returns the next position to write to the lcd.
            Exit  'End, it returns.
        Endif
    Wend
End Function