SX240

The Powershot SX240 HS is the successor to the SX220 HS and it has the same functions of the SX260 but does not have the GPS functionality.

Alpha CHDK builds are available for the SX240 HS firmware versions 1.00A and 1.00C from the Download page

Reviews

Technical Data

Digic V image processor
DryOS operating system (ver 2.3 Rev #50)
Sensor: effective 12.1 Megapixel, 1/2.3-inch CMOS type, approx. 12.8 Megapixels total
Focal Length: 4.5mm (W) - 90.0 mm (T) (35mm film equivalent: 25-500mm)
Display: 3.0-inch TFT LCD, 461,000 dots
Optics: F/3.5 (W) - F/6.8 (T)
Built-in Flash
Speed: Continuous Shooting: Normal: 2.4 shots/sec. in P mode, 10.3 shots/sec. in High-speed Burst HQ mode
Storage Media: SD Memory Card, SDHC Memory Card, SDXC Memory Card
Video format: MOV (Quicktime) format H.264, 2-channel stereo linear PCM audio
Video: 1920x1080 (24 fps) ,1280x720 (30 fps), 640x480 (30 fps, 120 fps slo-mo), 320x240 (240 fps slo-mo)
Video Out: NTSC/PAL (dedicated connector (female) with unified type of digital, audio and video), Mini-HDMI connector
Audio Out: Stereo (dedicated connector (female) with unified type of digital, audio and video)
Power: Battery Pack NB-6L, optional Compact Power Adapter CA-DC10
Shooting Capacity: Approx. 230 shots
Dimensions (W x H x D): 4.19 x 2.40 x 1.29 in. / 106.3 x 61.0 x 32.7mm
Weight: 8.15 oz. / 231g (including the battery and memory card), 7.34 oz. / 208g (camera only)

Specifications Links

Firmware info

The ver.req file method is used to gather firmware information about this camera model.

Canon PowerShot SX240 HS
P-ID:3245 PAL D
Firmware Ver GM1.00A (1.0.0.0)

Adj Ver.005.011
Serial No. XXXXXXXXXXXX
Build: Dec 26 2011  10:15:58
NoError

On version buy on Amazon.fr July 2012

Canon PowerShot SX240 HS
P-ID:3245 PAL D
Firmware Ver GM1.00C (1.0.0.0)
Adj Ver.005.011
Build: Mar 19 2012 14:48:31
Mecha Firm Ver. 3.00
MechaDSP Firm Ver. 0.00

CHDK Specialties

This section describes special CHDK-related things...

CHDK RAW (and also DNG) files are not created correctly when the camera is in AUTO mode; if you want to store RAW or DNG images, use the camera's M mode. _{Fe50 (talk) 20:34, December 25, 2012 (UTC)}

For Developers

General info:

DryOS v2.3, release #0050
FW start address: FF000000

LED addresses

Firmware Dumps

SX240 HS fw 1.00A (16mb, dumped with cBasic udumper by krapsly): box.net dl link, chdk forum
SX240 HS fw 1.00C (16mb, dumped with Canon Basic/Scripts/Dumper): DropBox Bin File, DropBox Bin File 7z
SX240 HS fw 1.01a (16mb, dumped with Canon Basic/Scripts/Dumper by JamesBMI6): box.com Bin File,

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

Porting process & links

SX240 porting thread: http://chdk.setepontos.com/index.php?topic=7928.0