Unused for AIRPORT Unused for AIRPORT Unused for AIRPORT 80 width: columns on screen 24 height: rows on screen 0 keylock: lock keyboard during reads 0 ticcnt: location of real-time clock (0 if none available) 50 ticres: number of ticks per 1/10 second of real-time clock if available 10 Unused for AIRPORT 3 Unused for AIRPORT 45 mhz: 10 times the clock speed 1B 59 FE 20 FF 20 curstring: hex cursor addressing algorithm 1B 48 1B 4A clrstring: escape sequence to clear the screen 1B 46 61 1B 47 Unused for AIRPORT 1B 46 6C 1B 47 topleft: top left corner of the box 1B 46 77 1B 47 djunct: junction pointing down 1B 46 6E 1B 47 cross: intersection character 1B 46 75 1B 47 ljunct: junction pointing left 1B 46 74 1B 47 rjunct: right 1B 46 76 1B 47 ujunct: up 1B 46 71 1B 47 horiz: horizontal line 1B 46 78 1B 47 vert: vertical line 1B 46 6B 1B 47 topright: top right corner 1B 46 6D 1B 47 botleft: bottom left corner 1B 46 6A 1B 47 botright: bottom right corner 1B 3C 1B 29 30 1B 5B 3F 32 6C Terminal initialize Cursor on Cursor off 1B 3C Terminal restore 1B 3C 1B 5B 37 3B 31 6D 20 1B 5B 30 6D 1B 5B 3F 32 6C whiteblock 1B 3C 1B 5B 37 6D 20 1B 5B 30 6D 1B 5B 3F 32 6C grayblock 1B 46 60 1B 47 centerdot 1B 3C 1B 5B 37 3B 31 6D 1B 5B 3F 32 6C inverse video 1B 3C 1B 5B 30 6D 1B 5B 3F 32 6C no inverse video 1B 4B erase to end of line 0 1 if H19-compatible screen; otherwise 0 2D 3E right arrow 76 down arrow 5E up arrow 1B 43 cursor right 1B 44 cursor left 20 left standout char 20 right standout char  6 #6 ö>ö>*`;#Í6VÊ(=*b;#Í6VÍVÊI=! 9ÍïU6 #6 ! 9ÍïU6ÿ#6ÿö>*`;#Í6VÊY=*b;Í6VÍVÊz=! 9ÍïU6ÿ#6ÿ! 9ÍïU6ÿ#6ÿö>*`;#Í6