"ed sharpe" <esharpe(a)uswest.net> wrote:
question: was the s100 board the first version of the
Hayes micromodem
with the at command set or was the standalone first?
Neither of their S100 models had the AT command set, nor did the
Micromodem for the Apple II. The AT command set was introduced with
the Smartmodem, which was introduced in 1981 IIRC.