← 98E0 Draw one glyph to a display-file cell and color it Map 98FE → Step a display-file pointer down one character row
98F7: Advance a buffer pointer down one 32-column row
Advances a pointer one 32-column row down the tile map or the work buffer.
Input
HL pointer into the tile map or the work buffer
Output
HL same column, one row down
advance_buffer_row 98F7 PUSH DE Step HL down one row of the 32-wide map.
98F8 LD DE,$0020
98FB ADD HL,DE
98FC POP DE
98FD RET
← 98E0 Draw one glyph to a display-file cell and color it Map 98FE → Step a display-file pointer down one character row
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