amiga-bootcamp/10_devices/README.md
2026-04-26 14:46:18 -04:00

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Devices — Overview

Amiga devices are shared libraries with an exec I/O request interface. They provide standardised access to hardware peripherals via OpenDevice/CloseDevice and DoIO/SendIO patterns.

Section Index

File Description
trackdisk.md Floppy disk DMA: MFM encoding, track format, disk geometry, track caching, direct HW access
scsi.md Hard disk/CD-ROM I/O: per-model interfaces, Gayle bandwidth limits, native vs vendor drivers, HD_SCSICMD, CD-ROM commands, TD64/NSD 64-bit
serial.md UART/RS-232: CIA registers, baud rate calculation, serial debugging (KPrintF)
parallel.md Centronics parallel port: CIA-A Port B mapping, hardware pinout, direct register access
timer.md CIA timers, E-clock, VBlank: delays, ReadEClock, periodic patterns, signal multiplexing, resource exhaustion
audio.md 4-channel DMA audio: hardware registers, priority allocation, double-buffering, modulation
keyboard.md CIA-A serial handshake, raw key codes, key matrix, reset sequence, FPGA protocol notes
gameport.md Joystick/mouse port: quadrature decoding, XOR state, fire buttons, controller types
input.md Input handler chain: priority dispatch, event classes, key remapping, Commodities Exchange
console.md Text terminal I/O: ANSI escape sequences, cursor/color control, raw key events, CON:/RAW: handlers