升级的Readme,方法讲的太仔细了
<<< Canon Digital Camera Firmware Update >>>
------------- Precautions -------------
Use fully charged battery pack for the firmware update.
Do not shut off the power during the firmware writing operation.
A power failure during the firmware writing operation will disable the camera.
Do not open the card slot cover or press any camera buttons during the firmware writing operation.
------------- Firmware update procedure -------------
PROCEDURE 1 : START THE CAMERA WITH REPLAY MODE
Ensure the camera is powered from fully charged battery pack.
Insert the CF card to the camera.
Then start the camera with Replay mode.
PROCEDURE 2 : SELECT "Firm Update..." FROM THE MENU
Press the "MENU" button to display the Play menu.
Select "Firm Update..." from the menu.
PROCEDURE 3 : PRESS THE SET BUTTON AND SELECT "OK"
Press the "SET" button, and then select "OK".
PROCEDURE 4 : PRESS THE SET BUTTON
Press the "SET" button to start writing new firmware.
Do not turn the power off during the firmware writing operation.
Do not open the CF card slot cover or press any camera buttons
during the firmware writing operation.
The indicator lamp goes off and the camera turns off.
This completes firmware update.
If you wish to use the CF card for taking pictures, initialize the card.
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