HP 48S Emulation in MESS

[ Main page ]

System

HP 48S (US, 1991)

Driver name: hp48s

A lower cost version of the HP 48SX. It has the same features except for the absence of extension ports.

Features

• CPU: 4-bit Saturn at 2 MHz (chip version: 1LT8)
• RAM: 32 KB (not extensible)
• ROM: 256 KB
• Video: 131x64 pixels LCD at 64 Hz, 2 colors
• Sound: 1-bit buzzer
• Keyboard: 49 keys
• I/O: 4-wire serial I/O (RS-232 adaptor available) and infra-red I/O
• Extension: no cart slot
• Power: 3 AAA cells

Usage

The HP 48S driver is used exactly as the HP 48SX one except that, as the HP 48S has no extension port, the -port1 and -port2 options are not supported. Also note that the contents of the RAM for the HP 48S and HP 48SX drivers are stored in distinct nvram files.

Please refer to the HP 48SX driver for more information.

This MESS driver was written by Antoine Miné.

Return to the HP 48 MESS driver page.