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Gateway To Space ASEN / ASTR 2500 Class #13. Colorado Space Grant Consortium. Canon A570 IS Mods:. The following instructions will walk you through the steps needed to change the firmware on this camera to take picture every 20 seconds. Canon A570 IS Mods:.
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Gateway To Space ASEN / ASTR 2500 Class #13 Colorado Space Grant Consortium
Canon A570 IS Mods: • The following instructions will walk you through the steps needed to change the firmware on this camera to take picture every 20 seconds
Canon A570 IS Mods: • The CHDK code was originally written by Rick von Glahn from Edge of Space Sciences (EOSS) • These steps are performed with the camera modified to turn on and off with a external switch • The steps to modify the hardware of the camera are contained in a different presentation
Canon A570 IS Mods: • This mod uses CHDK to add autonomy to a digital camera without the use of a timing circuit or further modifications to the camera • CHDK is firmware enhancement • It only works with Canon digital cameras • Please see the following website for much more information http://chdk.wikia.com/wiki/CHDK
Canon A570 IS Mods: • Take your camera out of the box
Canon A570 IS Mods: • Insert the batteries
Canon A570 IS Mods: - Turn on camera by touching two wires together
Canon A570 IS Mods: - Set the date and time - Power off the camera by touching the two wires together again
Canon A570 IS Mods: 2. • Insert SD card and close battery cover • (not all SD cards support this mod) 1. 3. 4. 5.
Canon A570 IS Mods: • Set Camera to “AV” mode
Canon A570 IS Mods: • Turn on camera by touching two wires together
Canon A570 IS Mods: • Press the “MENU” button and format the card – Use the “Low Level Format” setting 1. 2.
Canon A570 IS Mods: • Press the “MENU” button and format the card – Use the “Low Level Format” setting 3. 4.
Canon A570 IS Mods: • Press the “MENU” button and format the card – Use the “Low Level Format” setting 5. 6.
Canon A570 IS Mods: • Power off camera and remove the SD Card 1. 2.
Canon A570 IS Mods: • Connect the SD card to your computer 1. 2.
Canon A570 IS Mods: • The files we are going to copy to the SD card contain a script (macro) that will take pictures about every 20 seconds after an initial boot up.
Canon A570 IS Mods: • Open the “cu_gateway_fall_2008.bas” file 1.
Canon A570 IS Mods: • Open the “cu_gateway_fall_2008.bas” file 2. 3.
Canon A570 IS Mods: • Open the “cu_gateway_fall_2008.bas” file 4. 5.
Canon A570 IS Mods: • Open the “cu_gateway_fall_2008.bas” file 6.
Canon A570 IS Mods: • Save the “cu_gateway_fall_2008.bas” file
Canon A570 IS Mods: • Copy the CHDK folder structure and files to the SD card
Canon A570 IS Mods: • Switch the play/record button on the camera to “play”
Canon A570 IS Mods: • Insert SD card and power the camera on. 1. 2. 3.
Canon A570 IS Mods: • Press the “MENU” button and press the left on the circle button until the “play” symbol is highlighted 1. 3. 2.
Canon A570 IS Mods: • Press up on the circle button and highlight “Firm Update” 1. 2.
Canon A570 IS Mods: • Select “OK” and press “SET” 1. 2.
Canon A570 IS Mods: • Camera should now be running the CHDK firmware.
Canon A570 IS Mods: • Press the shutter button to stop the script but leave the camera on
Canon A570 IS Mods: • Switch the play/record button on the camera to “record”
Canon A570 IS Mods: • You should see “Default Script” and “<ALT>” in the bottom of the screen
Canon A570 IS Mods: • With “<ALT>” showing, press the “MENU” button
Canon A570 IS Mods: • - “<ALT>” will be replaced by “<CNF>”
Canon A570 IS Mods: • - Use the control pad to move the cursor down to "Debug parameters" and click "SET" to select this option.
Canon A570 IS Mods: • Move the cursor down to "Make card bootable...“ • Press "SET" to select this option.
Canon A570 IS Mods: • Nothing should happen. This is OK • Power off camera.
Canon A570 IS Mods: • Remove the SD card and slide switch to “LOCKED” Even though the card is in the “LOCKED” position it will be able to be written to via the CHDK firmware.
Canon A570 IS Mods: • Insert locked SD card and make sure the camera is in “RECORD” mode • Power on the camera • “Default Script” and the “<ALT>” should be visible • Press the shutter button to stop script
Canon A570 IS Mods: • With “<ALT>” showing, click on the menu to get to the “<CNF>” screen.
Canon A570 IS Mods: • Use the control pad to move the cursor down to "Scripting parameters" and push "SET"
Canon A570 IS Mods: • On the “Script” menu select "Load script from file..."
Canon A570 IS Mods: • On the "Select script file" screen, move the cursor to highlight "cu_gateway_fall_2008.bas>" and press "SET"
Canon A570 IS Mods: • When you return to the “Script” menu ensure that "Script Autostart" is checked (a dot in its selection field). • Also make sure the “Current script” is correct
Canon A570 IS Mods: • Now click "MENU” to save these changes to the configuration file
Canon A570 IS Mods: • Turn off camera • The next time the camera is turned on, it will run the script • It will go through a series of camera setting changes which will take about 60 seconds • Then the camera will begin to take pictures every 5 to 6 seconds until the card is full
Canon A570 IS Mods: • Sometimes the script doesn't execute properly the first time it runs. • If this happens, let it run it's course for around a minute or so then turn the camera off then on again and it should work fine • It should continue to work just fine on every subsequent power up
Canon A570 IS Mods: • Turn on the camera
Canon A570 IS Mods: • You can turn the camera off anytime. • If you wish to stop the script during execution just press the shutter release button and that will interrupt the execution of the script • In this way you can gain control of the camera without having to remove the card • This is handy if you want to review photos, or do something else without the script running.
Canon A570 IS Mods: • After the pushing the shutter, you must push the print button to have normal camera operation