Re: Questions on Single Board Computers
In message <[🔎] 20060613171620.50733.qmail@web32208.mail.mud.yahoo.com> you wrote:
>
> You're assuming all of the leds will be on at the same time. If
> use pw modulation and factor in the duty cycle, the effective
> power consumption is much lower then that...
You still have to assume worst case (all LED's *shall* be on at full
brightness). Also, even when using PWM you will have to be careful
when to switch which LED on, or you will have high current pulses
which might cause problems with your power supply. All in all, I see
trouble ahead.
Best regards,
Wolfgang Denk
--
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de
Save energy: Drive a smaller shell.
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