Editing N900 Hardware Flash Torch
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- | + | The flash torch on the n900 is a two LED flash, which has several modes. | |
+ | It can flash brightly for a maximum of .5s, with an LED current of no more than 320mA, or be in torch mode, at a current of no more than 50mA. | ||
- | + | Exceeding these values may cause hardware damage. | |
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- | Exceeding these values | + | |
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It also contains a red indicator light, to indicate video is being recorded. | It also contains a red indicator light, to indicate video is being recorded. | ||
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(See kernel source ./arch/arm/mach-omap2/board-rx51-camera.c for details) | (See kernel source ./arch/arm/mach-omap2/board-rx51-camera.c for details) | ||
- | The controls of the device are | + | The controls of the device are apparantly presented as video4linux ioctls related to the main camera device - /dev/video0 usually, and should show up in a suitable 'webcam' type viewer that cah show arbitrary video4linux controls. |
The driver is in drivers/media/video/adp1653.c | The driver is in drivers/media/video/adp1653.c | ||
- | This is used by the built-in camera application, and a [https://garage.maemo.org/projects/flashlight-appl/ third party flashlight application] | + | This is used by the built-in camera application, and a [https://garage.maemo.org/projects/flashlight-appl/ third party flashlight application] |
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- | [[Category: | + | [[Category:N900_Hardware]] |
[[Category:N900]] | [[Category:N900]] |
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