Routines
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14D5: clear_header: Clear page header to spaces.
Used by the routine at copy_to_header.
clear_header 14D5 PUSH BC Preserve registers.
14D6 PUSH DE
14D7 PUSH HL
14D8 LD HL,(page_display_buffer_pointer) Fill 32 bytes with $20 (space character) starting at the page_display_buffer_pointer + 8.
14DB LD BC,$0008
14DE ADD HL,BC
14DF LD D,H
14E0 LD E,L
14E1 INC DE
14E2 LD (HL),$20
14E4 LD BC,$001F
14E7 LDIR
14E9 CALL display_header_row Call display_header_row.
14EC POP HL Restore registers and return.
14ED POP DE
14EE POP BC
14EF RET
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