Canon Powershot A480 The Powershot A480 was released on February 17, 2009


CHDK is available for the Powershot A480 with firmware version 1.00B from the Download page

20090217 hiRes a480 all

Powershot A480 color choices


Powershot A480 Front


Powershot A480 Back

Reviews and Specifications[]

Technical Data[]

  • Digic III image processor
  • DryOS operating system
  • Sensor: 10.0 million effective pixels, 1/2.3 inch CCD type (max. image size: 3648 x 2736)
  • 3.3x optical zoom lens 37-122mm (35mm equiv), F3.0-F5.8
  • 2.5 inch LCD, 115,000 pixels
  • ISO 80-1600
  • 640 x 480 @ 30 fps, 320 x 240 @ 30 fps movie recording
  • Power: Two AA batteries
  • Weight (without batteries): 140 g, Dimensions: 92 x 62 x 31 mm (3.6 x 2.4 x 1.2 in)

Firmware information[]

The ver.req file is used to retrieve firmware information from the camera. Ver.reg First Page Data

From playback mode, after holding the button FUNCSET then press DOWN (the button with the trash can / timer symbol on it):

Canon PowerShot A480
Firmwave Ver GM1.00B    
Dec 5 2008 17:19:05

Ver.reg Second Page Data: Subsequent press of DOWN (while still holding FUNCSET) reveals:

Adj Ver. 005.007

Ver.reg Third Page Data: and another press of DOWN (while still holding FUNCSET) brings up this:

<insert data here>

vers.req Third Page Data: After holding down FUNCSET then pressing DOWN three times:

Adj Ver.005.007
Total Shoot:XXX
Room Retry Count:0
Mecha Condition:0x000000000

ver.req or vers.req Fourth Page Data: After holding down FUNCSET then pressing DOWN four times:

Driver info: 0x00000000

CHDK specialities[]

Due to the camera's keyboard layout, CHDK for the A480 uses the following keys / shortcuts:

  1. ) press MODE key shortly for enter/exit <ALT mode>, press MODE key longer for the camera's original function
  2. ) press Playback (>) key in CHDK menus as disp/erase button
  3. ) press MENU key during video recording for Ev correction
  • If autostart is used, press the power (on/off) button longer to turn on the camera directly record mode (usual CHDK drawback)

Advanced features[]

  • extra long (up to ~2000 seconds) exposures
  • video features: mute on zoom, AF scan and AE shift (press MENU during video recording to activate AE shift)

For Developers[]

LED addresses[]

#define AF_LED 0xC02380C3

Available firmware dumps[]


Download location for firmware dumps:
P&S firmware dumps mirror


  • 28-Mar-2010: A480 1.00B port is in the trunk now, changeset #884 - thx ewavr !
  • 13-Mar-2010: 2nd beta version is here: fixed bracketing with self-timer, extra long exposures, video features (mute on zoom, AF scan, AE shift)
  • 07-Mar-2010: ewavr published a beta version for the A480 1.00B
  • The A480 porting thread is here: forum link