Canon Powershot A1100 IS

The Powershot A1100 IS was released on February 17, 2009

CHDK is available as beta version for the Powershot A1100 with firmware 1.00C from the Download page.

The A1100 CHDK DOES NOT support the manual loading method, read also CHDK specialities

Reviews and Specifications

• Canon USA spec page
• Dpreview spec list
• Steve's DigiCams

Technical Data

• Digic IV image processor
• DryOS operating system
• Sensor: 12.1 million effective pixels, 1/2.3 CCD (6.16 x 4.62 mm, 0.28 cm²), 43 MP/cm² Pixel Density
• Max image size: 4000 x 3000
• 4x optical zoom lens 35-140mm (35mm equiv), F2.7 - F5.6, Image stabilization
• 2.5 inch LCD, 115,000 pixels
• ISO 80-1600
• Standard Definition Movie Recording: 640 x 480 (30 fps), 320 x 240 (30 fps)
• Power: Two AA batteries
• Weight (without batteries): 155 g (5.47 oz), Dimensions: 95.4 x 62.4 x 31.0mm (3.76 x 2.46 x 1.22 in)

Firmware info

The ver.req file is used to retrieve firmware information from the camera.

After holding down FUNCSET then press :

Canon PowerShot A1100 IS
P-ID:31C3 PAL D

FirmWare Ver GM1.00A
NoError
Dec 8 2008 13:19:46

Subsequent press of (while still holding FUNCSET) reveals:

Adj Ver.004.010

Another press of (while still holding FUNCSET) brings up this:

IS Firm Ver. 2.11
IS Param Ver. 2.07

And another press of (while still holding FUNCSET) brings up this:

Driver Info: 0x00000000

CHDK specialities

• The A1100 does not support the manual loading method with "Firm. Update"; use the automatic loading from a CHDK-bootable & locked SD card instead.
  Read more here:
  • Bootable SD card
  • FAQ

For Developers

• Porting thread: http://chdk.setepontos.com/index.php/topic,4727.0.html

LED addresses

#define LED_DP   0xC02200CC    // direct-print (blue)
#define LED_FLASH 0xC02200D8    // Triggers flash
#define LED_AF   0xC02200DC    // Auto-focus LED

Available firmware dumps

• Firmware 1.00A (by Timich, dumped with CBasic udumper)
• Firmware 1.00B (not available)
• Firmware 1.00C (blinked out by dch24, pawitp did it again later)

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