Editing N900 Hardware Flash Torch
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+ | The flash torch on the [[Nokia N900|N900]] is a two LED flash, which has several modes. It can flash brightly for a maximum of 0.5s, 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 will cause hardware damage. | |
- | + | The brightness of the LED in flashlight mode is approximately 20lux at 1m at the brightest spot in the beam. | |
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- | The brightness of the LED in flashlight mode is approximately | + | |
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. | ||
- | + | =Software= | |
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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) | ||
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This is used by the built-in camera application, and a [https://garage.maemo.org/projects/flashlight-appl/ third party flashlight application], as well as being controllable by a [http://maemo.org/packages/view/lfocus/ live focus application which can also control the LEDs]. | This is used by the built-in camera application, and a [https://garage.maemo.org/projects/flashlight-appl/ third party flashlight application], as well as being controllable by a [http://maemo.org/packages/view/lfocus/ live focus application which can also control the LEDs]. | ||
- | [[Category: | + | |
+ | [[Category:N900_Hardware]] | ||
[[Category:N900]] | [[Category:N900]] |
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