This is part two of the "Viking Morse Code Keyer" video and in this video, we will finally write some assembly code :) We will set NMI interrupt with an external trigger source to detect Morse code signals and for that, we will use MIKRO ASSEMBLER Cartridge.

☕ If You like this video you can buy me a coffee: https://kofi.com/josipretrobits ☕

PART ONE:
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   • Morse Code Keyer and Commodore 64 | P...  

DEVICE:
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Viking Iambic Keyer SSk1K

SOURCES CODES AND SCHEMATICS:
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https://github.com/josipk/Commodore64...
(includes code and schematics from the part one as well)

C64 CIA:
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https://www.c64wiki.com/wiki/CIA

INDEX:
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0:00 Intro
1:02 Testing External NMI Interrupt in Assembly
17:10 Morse Code Detection Code Explanation
36:55 Testing Morse Code Detection Code
40:31 End of Part One

CHECK OUT:
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‪@8BitRetroReFix‬
‪@CaptainCommodore‬
‪@Retro4u‬
‪@8bitsinthebasement‬
‪@TimsRetroCorner‬
‪@RudysRetroIntel‬
‪@RetroKrazy‬
‪@Alices.Retro.Wonderland‬

CHECK OUT MY OTHER COMMODORE/ACORN VIDEOS:
==========================================
Commodore 64 Programming:    • Commodore 64 Programming  
Commodore 64 Hardware Videos:    • Commodore 64  
Commodore 64 Plus/4 Videos:    • Commodore Plus/4  
Acorn Electron Videos:    • Acorn Electron  
Commodore 64 Games and Demos:    • Retro Games and Demos  
The Pong Game Projects:    • The Pong Game Projects  

#c64 #morse #morsecode #commodore #commodore64 #retrocomputing #basic #keyer #viking #ssk1k #iambic #interrupts #assembly #electronics #schematics #nmi #8bit #mikroassembler