Let's talk about the 8502's memory to register transfer instructions! If you were looking for the details of how the indirect addressing modes work, this is the video for you! Help me cover my costs on Patreon: https://www.patreon.com/nybblesandbytes The screen address spreadsheet is here: https://docs.google.com/spreadsheets/d/1KSBxFLPOF7UQPXVW4awsH2Cu6hhKkfEcAgX3jGfi5cA/edit?usp=sharing Follow along and fill in your gaps with these manuals: Assembly in One Step by RTK: https://dwheeler.com/6502/oneelkruns/asm1step.html Matt Godbolt's Blog on 6502 internals: https://xania.org/201405/jsbeeb-getting-the-timings-right-cpu My 6502 Instruction Reference: http://nybblesandbytes.net/6502 Skilldrick's Easy6502: http://skilldrick.github.io/easy6502 Indexes: 0:30 - LDA chart and addressing modes 3:10 - STA chart and addressing modes 3:41 - Indexed indirect addressing mode explanation 4:25 - Indexed indirect diagram 5:30 - Indexed indirect example program 8:05 - Indirect indexed addressing mode explanation 8:45 - Indirect indexed diagram 9:50 - Indirect indexed example program 11:56 - LDX chart and addressing modes 12:28 - LDY chart and addressing modes 12:52 - STX chart and addressing modes 13:06 - STY chart and addressing modes Don't have a 128 to play on? Use an emulator like the VICE x128 emulator here: http://vice-emu.sourceforge.net The music used in the video were songs by Jeremy Blake, specifically Let's Go Home. They're available free on YouTube. ... https://www.youtube.com/watch?v=WEcNqTGAOLE

Explore June's massive collection of vintage gear! ... https://www.youtube.com/watch?v=WxpRi29wzvs