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Powershot A580


CHDK is available for the A580 with firmware version 1.01B and 1.00C from the Download page

20080123 loRes a580 front

Powershot A580 Front

20080123 loRes a580 back

Powershot A580 Back


Technical dataEdit

  • Digic III image processor
  • DryOS operating system
  • Sensor: 8.0 MP, 1/2.5 inch CCD type
  • Lens: 5.8 - 23.2mm, F/2.6 - F/5.5 (35mm film equivalent: 35-140mm), 4x optical zoom
  • Display: 2.5 inch fixed, 115,000 pixels
  • Real-image optical zoom viewfinder
  • Storage: SD / SDHC / MMC
  • Movie recording: 640x480 (20 fps/20 fps LP), 320x240 (30 fps), up to 4GB or 60 minutes
  • Power: 2 x AA size batteries
  • Dimensions: 3.71 x 2.55 x 1.61 inch (94.3 x 64.7 x 40.8 mm), Weight: 175g (6.17 oz.)

Firmware infoEdit

Firmware information is given if vers.req exists on the SD.

In PLAY mode (with vers.req) press FUNCSET and DISP simultaneously:

 Canon PowerShot A580
 P-ID:3177  PAL D
 Firmware Ver GM1.00C
 Jan  8 2008   17:01:40

subsequent press of DISP (while still holding FUNCSET) reveals:

 Canon PowerShot A580
 P-ID:3177 PAL D
 Adj Ver.011.001
 2008.10.16 21:56:10

subsequent press of DISP (while still holding FUNCSET) reveals:

 Canon PowerShot A580
 P-ID:3177 PAL D
 Adj Ver.011.001
 Total Shoot  :49
 Open Shutter :0
 Close Shutter:0

CHDK specialitiesEdit

  • Extra long exposures >64s are supported
  • The <ALT> button is adjustable from the CHDK menu
  • Some shortcut keys:
Half Shutter + Left - Sets AFL
Half Shutter + Right - Show OSD (On / Off)
Half Shutter + Up - Sets AEL
Half Shutter + Down - Disable overrides (Yes / No)
Half Shutter + Menu - Show Live Histogram (Don't / Always / Shoot)
Half Shutter + Display - Draw Zebra (On / Off)
  • In <ALT> mode:
Display - Save RAW (DNG /Off)
Up - Manual Focus (On / Off)
  • In <ALT> + Manual mode:
Display - Sets Infinity Focus
Down - Sets HyperFocal Focus

For developersEdit

  • The A580 uses the d3enc diskboot encoding flavour

Firmware dumpsEdit

Both firmwares were dumped using CardTricks 1.41 with "NewDryOs" method


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

LED addressesEdit

0xC02200C4  // Direct Print (blue)

Porting processEdit

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