Cameras: Difference between revisions
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== Camera registers == | == Camera registers == | ||
The cameras are controlled and initialized with [[I2C_Bus#Cameras|I2C]]. For retrieving camera video data, [[NDMA]] with arm9 startup mode 11(camera) is used. | The cameras are controlled and initialized with [[I2C_Bus#Cameras|I2C]]. The below registers are accessed by the arm9. | ||
{| class="wikitable" border="1" | |||
|- | |||
! ADDRESS | |||
! WIDTH | |||
! NAME | |||
|- | |||
| 0x04004200 | |||
| 2 | |||
| REG_CAMUNK | |||
|- | |||
| 0x04004202 | |||
| 2 | |||
| REG_CAMCNT | |||
|- | |||
| 0x04004204 | |||
| 4 | |||
| REG_CAMDATA | |||
|} | |||
== REG_CAMUNK == | |||
{| class="wikitable" border="1" | |||
|- | |||
! BIT | |||
! DESCRIPTION | |||
|- | |||
| 15-0 | |||
| ? | |||
|} | |||
== REG_CAMCNT == | |||
{| class="wikitable" border="1" | |||
|- | |||
! BIT | |||
! DESCRIPTION | |||
|- | |||
| 13-0 | |||
| ? | |||
|- | |||
| 14 | |||
| ? | |||
|- | |||
| 15 | |||
| Frame transfer enable | |||
|} | |||
== REG_CAMDATA == | |||
{| class="wikitable" border="1" | |||
|- | |||
! BIT | |||
! DESCRIPTION | |||
|- | |||
| 31-0 | |||
| Video data | |||
|} | |||
For retrieving camera video data, [[NDMA]] with arm9 startup mode 11(camera) is used with this src register. Transferred length varies per resolution. In the video data, each pixel is 2 bytes. | |||
== See also == | == See also == | ||
Revision as of 06:55, 6 August 2011
| This article is a stub. You can help DSiBrew by expanding it. |
The Nintendo DSi contains two cameras. The cameras can be used in the Nintendo DSi Camera application or DSi games that are compatible.
Specifications
- 0.3 Megapixel
- 640*480 VGA
- No zoom and no flash.
- Photos saved in JPG format (saved in DCIM/ folder on the SD/SDHC or in the internal memory)
Applications/Games compatible
Applications
Games
- Asphalt 4 : Elite Racing (DSiWare)
- Brain Challenge (DSiWare)
- Classic Word Games
- Cooking Coach
- Pop SuperStar : Road To Celebrity (DSiWare)
- Real Football 2009 (DSiWare)
- WarioWare : Snapped! (DSiWare)
- iCarly
- Pokemon Black,White (2010,JP)
- Castle of Magic (DSiWare)
- Photo Dojo (DSiWare)
Camera registers
The cameras are controlled and initialized with I2C. The below registers are accessed by the arm9.
| ADDRESS | WIDTH | NAME |
|---|---|---|
| 0x04004200 | 2 | REG_CAMUNK |
| 0x04004202 | 2 | REG_CAMCNT |
| 0x04004204 | 4 | REG_CAMDATA |
REG_CAMUNK
| BIT | DESCRIPTION |
|---|---|
| 15-0 | ? |
REG_CAMCNT
| BIT | DESCRIPTION |
|---|---|
| 13-0 | ? |
| 14 | ? |
| 15 | Frame transfer enable |
REG_CAMDATA
| BIT | DESCRIPTION |
|---|---|
| 31-0 | Video data |
For retrieving camera video data, NDMA with arm9 startup mode 11(camera) is used with this src register. Transferred length varies per resolution. In the video data, each pixel is 2 bytes.