Changes: SD770IS

Revision as of 03:42, 28 May 2010

Canon IXUS 85 IS / Powershot SD770 IS / IXY Digital 25 IS

A beta version is available, see forum link at the end of the article (update: 28-May-2010)

20080312 loRes sd770is front — Powershot SD770 IS Front

20080312 loRes sd770is back — Powershot SD770 IS Back

Reviews: DCRP Review, DPReview, Steve's DigiCams, Imagin Resource, DigitalCameraReview.com

Technical data

Image Processor:	DIGIC III, iSAPS, 9-point AiAF
Image Sensor:	10 MP, 10.0 million effective pixels, 1/2.3-inch CCD type
OS:	DryOS operating system
Lens:	3x optical zoom, F/2.8 - F/4.9 (35mm film equivalent: 35-105 mm)
Display:	2.5 inch TFT, 230,000 pixels
Storage:	SD / SDHC / MMC
Power:	NB-6L Lithium-ion rechargeable battery
Dimensions:
Release Date:
ISO:	80 to 1600

Version information

Created ver.req (responds to either ver.req or vers.req), then pressed FUNCSET and DISP simultaneously:

Canon PowerShot SD770 IS / DIGITAL IXUS 85 IS
P-ID:3175  NT D / PAL D

Firmware Ver GM1.00A
NoError
Jan 31 2008 13:20:56

Pressing DISP once again with FUNCSET still pressed:


Adj Ver.005.009

Pressing DISP a third again with FUNCSET still pressed (result varies depending on whether ver.req or vers.req is used):

IS Firm Ver. 2.04
IS Param Ver. 2.03

For Developers

Firmware dumps

ixus 85is dump (forum link)
alternate ix85/sd770 dump Made with UDUMPER 2008

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

LEDs

Seems identical to ixus80_sd1100

// from FF8E99E4
#define LED_PWR    0xc02200d0
#define LED_PR     0xc02200d4
#define LED_ORANGE 0xc0220130
#define LED_GREEN  0xc0220134
#define LED_YELLOW 0xc0220138
#define LED_AF     0xc0223030

Porting

http://chdk.setepontos.com/index.php/topic,2841

~~Current status: movie seems to be working. RAW / DNG too.~~

(UPDATE) Current status: movie / custom WB / continuous shooting / RAW / DNG / flash is working. DISKBOOT.BIN within this message

@@ Line 73: / Line 73: @@
  #define LED_GREEN  0xc0220134
  #define LED_YELLOW 0xc0220138
- #define LED_AF     0xC0223030
+ #define LED_AF     0xc0223030
 ===Porting===
@@ Line 80: / Line 80: @@
 <strike>Current status: movie seems to be working. RAW / DNG too.</strike>
-(UPDATE) Current status: movie / custom WB / continuous shooting / RAW / DNG / flash is working.
+(UPDATE) Current status: movie / custom WB / continuous shooting / RAW / DNG / flash is working. DISKBOOT.BIN within this [http://chdk.setepontos.com/index.php/topic,2841.msg50844.html#msg50844 message]
 [[Category:Cameras]]
 [[Category:Development]]