Thanks again Richard

Code:
'======= VARIABLES ================================================================================
InString VAR BYTE[3]
LED      VAR RC2
Counter  VAR BYTE
Blinks   VAR BYTE

'======= INITIALIZE VARIABLES =====================================================================
InString[0] = 0
InString[1] = 0
InString[2] = 0
LED         = 0
Counter     = 0
Blinks      = 0

'======= PROGRAM ==================================================================================
' Wait for strings:
' *AAA# = 1 blink
' *BBB# = 2 blinks
' *CCC# = 3 blinks

START:

Blinks      = 0

    DEBUGIN 1000,START,[WAIT("*"), STR InString\3\35] ' InString starts with "*" and ends with "#"
   
    if InString[0] = 65 then
        if InString[1] = 65 then
            if InString[2] = 65 then
                Blinks = 1
            ENDIF    
        ENDIF    
    ENDIF    

    if InString[0] = 66 then
        if InString[1] = 66 then
            if InString[2] = 66 then
                Blinks = 2
            ENDIF    
        ENDIF    
    ENDIF    

    if InString[0] = 67 then
        if InString[1] = 67 then
            if InString[2] = 67 then
                Blinks = 3
            ENDIF    
        ENDIF    
    ENDIF    


BLINK:
    FOR Counter = 1 to Blinks
        LED = 1
        PAUSE 500
        LED = 0
        PAUSE 500
    NEXT Counter
    GOTO START
        
END