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From: stout@hpscdc.scd.hp.com (Tim Stoutamore)
Newsgroups: comp.sys.apple
Subject: Re: WDM mnemonic
Message-ID: <5760006@hpscdc.scd.hp.com>
Date: 31 Jan 90 19:55:49 GMT
References: <5424@hydra.gatech.EDU>
Organization: Hewlett-Packard, Santa Clara Div.
Lines: 6

The WDM opcode is a one byte intruction reserved for use as the first
byte of two byte instructions in the future 32 bit processor 65832.
In the 65C02, WDM would be a no-op because all unimplemented byte 
codes are treated as no-ops by the 65C02 (not so the 6502).

Tim Stoutamore