Components

Component Specifications

Warning: This documentation is incomplete and may not cover all current ALX PC features.

Screens

EGP Screen

A screen based on Wiremod EGP that displays graphics rendered directly by Expression2.

Digital Screen

Supports displaying images up to 512×512 pixels with optional resizing.

Quad Digital Screen

A screen device that uses four Digital Screens to display images up to 1024×1024 pixels.

ZGPU Screen Renderer

A beta image renderer for Wiremod ZGPU.
It uses a bridge between Expression 2 and ZASM to render images through a ZASM program, with support for images up to 512×512 pixels.

See the ZGPU Screen Renderer source if interested.

Storage

Wire Dupable HDD

• Bytes per sector: 4 (32-bit)
• Maximum bank size: 1 MB
• Maximum bank count: 4 (can be extended)

HDD Controller

• Maximum connected HDDs on PCI-E bus: 4 (can be extended by modifying the code)
• Maximum connected HDDs on PCI bus: 2 (can be extended by modifying the code)

CD Drive

• Supports virtual Wiremod discs from Mini-CD (14 KB) to BDXL (1724 KB).
• Supports dial-side discs.
• Supports book type changing.

File Systems

File System Table

• Maximum partitions: 4
• Maximum file system size: 64 MB
• Extended partition tables are not supported.

WM1 File System

• Cluster size: 32 bytes – 256 KB
• Volume name: 16 characters
• Maximum file size: 4 GB (?)
• Maximum file name: 12 characters + 3-character extension
• Long file names are not supported.
• Supports file creation, modification, and access timestamps as Unix timestamps.
• Fragmentation is supported.

WCD File System

• Cluster size: 4 bytes (1 sector = 1 cluster)
• Volume name: 16 characters
• Maximum file size: 4 GB (?)
• Maximum file name: 12 characters + 3-character extension
• Long file names are not supported.
• Supports file creation and modification timestamps as Unix timestamps.
• Fragmentation is not supported.
• Append writes are not supported.