• on Audio/Video/Photography
  • Published in issue 10/2007 on page 0
About the article


Readers Circuits

Here is a microcontroller-based system that acts like a speech-enabled reminder with a very intuitive interface.

The user interface of the E-dictator is very intuitive and simple. Upon turning the system on, it is immediately able to reproduce storedmessages or record new ones. All messages recorded into E-dictator are stored in non-volatile memory.

To record new messages, E-dictator must be connected to a PC via a serial port and connector K1. Any terminal program (such as HyperTerminal) set to 19200, 8, N, 1 should do. No commands whatsoever are necessary to make E-dictator start recording: just paste your text into the message window or use Send Text File from the Transfer menu (HyperTerminal). Every character received by E-dictator is
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