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Initially, I used the same letters as those used in the z80 ref docs, but it makes the different assemblers harder to use than they should. Having consistent "argtype" rules across assemblers should help.
14 lines
416 B
Plaintext
14 lines
416 B
Plaintext
( Required config: LCD_MEM )
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: _mem+ [ LCD_MEM LITN ] @ + ;
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: FNTW 3 ; : FNTH 5 ;
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( Wait until the lcd is ready to receive a command. It's a bit
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weird to implement a waiting routine in asm, but the forth
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version is a bit heavy and we don't want to wait longer than
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we have to. )
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CODE _wait
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BEGIN,
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0x10 ( CMD ) INAi,
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RLA, ( When 7th bit is clr, we can send a new cmd )
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JRC, AGAIN,
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;CODE
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