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Ben Eater

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Reverse engineering Microsoft BASIC
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Hacking Microsoft BASIC
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RS232 flow control
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How input buffering works
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Running MSBASIC on my breadboard 6502 computer
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A simple BIOS for my breadboard computer
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Adapting WozMon for the breadboard 6502
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How Wozniak’s code for the Apple 1 works
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Running Apple 1 software on a breadboard computer (Wozmon)
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Fixing a hardware bug in software (65C51 UART)
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RS232 interface with the 6551 UART
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6502 serial interface
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Let's build a voltage multiplier!
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Hacking a weird TV censoring device
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The RS-232 protocol
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How do hardware timers work?
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Why was Facebook down for five hours?
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SPI: The serial peripheral interface
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How does n-key rollover work?
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How does USB device discovery work?
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How does a USB keyboard work?
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Keyboard interface software
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Keyboard interface hardware
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So how does a PS/2 keyboard interface work?
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Breadboarding tips
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World's worst video card gets better?
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Installing the world’s worst video card
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Interrupt handling
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What is error correction? Hamming codes in hardware
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Hardware interrupts
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Binary to decimal can’t be that hard, right?
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How assembly language loops work
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Why build an entire computer on breadboards?
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Subroutine calls, now with RAM — 6502 part 7
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RAM and bus timing — 6502 part 6
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What is a stack and how does it work? — 6502 part 5
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Connecting an LCD to our computer — 6502 part 4
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Assembly language vs. machine code — 6502 part 3
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How do CPUs read machine code? — 6502 part 2
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“Hello, world” from scratch on a 6502 — Part 1
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World's worst video card? The exciting conclusion
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The world's worst video card?
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Hardware build: CRC calculation
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How do CRCs work?
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Checksums and Hamming distance
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Error detection: Parity checking
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Reliable data transmission
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Conditional jump instructions
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CPU flags register
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