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Add source code of the ROM
Pawel Jablonski authored on 14/12/2022 19:10:08
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+; Author: Pawel Jablonski |
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+; E-mail: pj@xirx.net |
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+; WWW: xirx.net |
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+; GIT: git.xirx.net |
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+; |
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+; License: You can use this code however you like |
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+; but leave information about the original author. |
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+; Code is free for non-commercial and commercial use. |
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+ |
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+include io.asm |
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+include keyboard.asm |
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+include led.asm |
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+include lcd.asm |
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+include rs232.asm |
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+include rtc.asm |
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+include speaker.asm |
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+include fs.asm |
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+include string.asm |
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+include terminal.asm |
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+ |
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+; First label is the entry point |
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+.entry: |
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+ ; Init IO data bus |
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+ call .xIOInit |
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+ ; Init screen cursor |
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+ call .xStringInit |
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+ |
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+.main: |
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+ ; Turn on error led |
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+ call .xLedRunOn |
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+ ; Run terminal |
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+ call .xTerminal |
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+ |
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+; Endless loop |
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+.loop: |
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+ jmp .loop |