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2f1e635b9d
Pushed all words directly interfacing with ports and memory offsets to low level layers. This saves us the need for keeping those variables in runtime memory.
14 lines
475 B
Plaintext
14 lines
475 B
Plaintext
( Current Y position on the LCD, that is, where we're going to
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spit our next glyph. )
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: LCD_CURY 0 _mem+ ;
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: LCD_CURX 1 _mem+ ;
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( two pixel buffers that are 8 pixels wide (1b) by FNTH
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pixels high. This is where we compose our resulting pixels
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blocks when spitting a glyph. )
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: LCD_BUF 2 _mem+ ;
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: _cmd 0x10 ( CMD ) PC! _wait ;
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: _data! 0x11 ( DATA ) PC! _wait ;
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: _data@ 0x11 ( DATA ) PC@ _wait ;
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: LCDOFF 0x02 ( CMD_DISABLE ) _cmd ;
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: LCDON 0x03 ( CMD_ENABLE ) _cmd ;
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