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, 1.00C and 1.01A from the Download page


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 (
Adj Ver.005.011
Build: Dec 26 2011  10:15:58

On version buy on July 2012

Canon PowerShot SX240 HS
P-ID:3245 PAL D
Firmware Ver GM1.00C (
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[]


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

Porting process & links[]