amiga-bootcamp/10_devices

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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	Virtualised timing service: named antipatterns, use-case cookbook (blocking delay, UI timeout, game frame sync, audio refill, benchmarking, system time), decision flowchart, FPGA/MiSTer impact, 1985 competitive landscape, modern analogies, FAQ
audio.md	4-channel DMA audio: Paula architecture, DMA slot budget, named antipatterns, use-case cookbook, decision flowchart (audio.device vs direct HW), FPGA/MiSTer impact, cross-platform comparison
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