Analog Devices ADUC812 Get Started Manual page 6

3.0 T AD
HE U
The Windows Serial Downloader (WSD) is a windows software program that allows a user to
serially download standard Intel Hex files as created by the ASM51 assembler to the
MicroConverter via the serial port. The standard Intel hex file is downloaded into the on-chip
FLASH/EE program memory via a selected PC serial port (COM1 to COM32). The WSD also
incorporates the protocols for downloading to FLASH/EE data memory, setting of security bits and
various RUN options.
3.1 Opening the Windows Serial Downloader
1. Power up the evaluation board using the 9V power supply. Connect the evaluation board
header J4 to your PC's COM1 serial port using the RS-232 dongle cable provided. The PC
serial COM port may be changed from COM1 via the WSD 'configuration' option...see
section 3.4 below.
2. The user should put the MicroConverter into serial download mode.
To enter serial download mode on the ADuC814 the user should:
Connect S3 into the DLOAD/DEBUG position and press the RESET button.
To enter serial download mode on any of the other ADuC8xx products the user should:
While holding down the "SERIAL DOWNLOAD" button press and release the
RESET button.
3. From the START menu choose Programs
Serial Downloader application. The WSD executable is located at
The WSD automatically sends the reset command to the MicroConverter. If the
MicroConverter is in serial download mode and the comms between the PC and the
evaluation board are setup correctly then the WSD should display the following text above
the top right corner of the Status Box.
i.e. the screen shot for an ADuC841 below shows the result....
REV 1.3
C W
INDOWS
C:\ADuC\Download\WSD.exe.
ADuC8XX GetStarted Guide
S D
ERIAL OWNLOADER
ADuC
'ADuC8XX version 2.Y
-- 6 --
(3.0) The Windows Serial Downloader
(WSD):
WSD. This launches the Windows
www.analog.com/microconverter