Canon Powershot A810


CHDK is available for the A810 with firmware versions 1.00b, 1.00d and 1.00e from the Download page

Reviews and Specifications Edit

Technical DataEdit

  • Digic IV image processor
  • DryOS operating system
  • Sensor: 16 million effective pixels, 1/2.3 CCD (6.17 x 4.55 mm)
  • Max image size: 4608 x 3456
  • 5x optical zoom lens, 28-140mm (35mm equiv), F2.8 - F6.9
  • 4x digital zoom
  • ISO 100/200/400/800/1600
  • Digital Image Stabilization
  • Fixed 2.7 inch LCD, 230,000 pixels.
  • Video: H.264 MOV (QuickTime)
  • Video formats: 1280x720 @25 fps (HD), 640x480 @30 fps
  • Interfaces: Hi-speed USB, analog audio out (monaural), analog video out (NTSC/PAL) (video & audio cable not included)
  • Storage: SD/SDHC/SDXC/MMC/MMCplus/HCMMCplus
  • Power: Two AA type batteries
  • Weight (with batteries): 171 g (6.03oz)
  • Dimensions: 95 x 62 x 30 mm (3.74 x 2.44 x 1.18")

Firmware info Edit

The use of ver.req to determine your firmare version may not work. It is recommended you use the ACID utility to determine your firmware version.

For DevelopersEdit

General infoEdit

  • DryOS v2.3, release #0050
  • FW start address: 0xFF810000

LED addressesEdit

#define LED_GREEN      0xC0220120 //LED on the back of the camera

Params TableEdit

# Description Value
1 Photo counter?
2 Photo counter?
3 EXIF Make (Camera Manufacturer) Canon
4 EXIF Model (Camera Model) Canon PowerShot A810
5 Text Comment
7 EXIF Owner Name 32-bytes
9 Review Time (ms)

Hold=-1, Off=0, 2000,3000,...,10000

16 Text CANON_DC
18 LCD Brightness 0-4
22 Create Folder

Daily=0x800 / Monthly=0x900

25 Start-up Image Off=0x00 / On=0x01
46 Transition Off=0x00, Fade=0x01, Slide=0x02
76 Display Off Time (sec) 60, 120, 180
113 Lens retract (sec) 0, 60
120 Resume Last Seen = 0x01, Last Shoot = 0x00

Available Firmware DumpsEdit

  • Firmware version 1.00B
  • Firmware version 1.00D
  • Firmware version 1.00E

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

Porting process & linksEdit

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