Newton Glossary

An almost definitive guide to Newton-related terms and trivia.

ASK

Amplitude Shift Keying

An infrared communication protocol developed by Sharp and used in early Newton devices, including the Original MessagePad, MessagePad 100, MessagePad 110, MessagePad 120, and MessagePad 130. The ASK protocol is not compatible with the more common IrDA standard, which was implemented in the MessagePad 2000, MessagePad 2100, and eMate 300.

Also referred to as SharpIR and Sharp ASK.

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