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From: Don Taylor
Subject: Re: Debug by emulator
User-Agent: tin/1.5.9-20010723 ("Chord of Souls") (UNIX) (FreeBSD/4.7-PRERELEASE (i386))
Date: 29 Nov 2002 00:05:44 -0600
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Reala <-> wrote:
> I use an emulator to for MCU firmware development.
> for example, a mcu drive a pin to turn on and off the IR LED with a
> sequence eg. 10110110 (send 1bit per 30mS), another pin with sensor
> to receive this string of IR pulse.
> If i do not have ocsilloscope, can i use an emulator to check the
> firmware send the right string in right time and the sensor receive
> the data in right time.
To check your output drive a divider instead of your IR LED, drive
visible LED with output of divider and time blinking LED with stopwatch.
To check your input divide AC supply to pulse IR LED n times and stop.
Run your software and add line of program to count pulses received.
After IR LED has stopped pulsing then stop your program and check the
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