Originally Posted By: sn00p
That's the wrong part, why don't you pick an IO expander than natively supports PWM?


Because I'm clueless - this is the first time I've even glanced at i2c or anything like it smile

The basic schematic is

RPI ==(i2c)==> board with pwm ==(20m_10core_cable)==> psu+board_with_MOSFET ==> 8x LED strips

What part would you suggest?
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LittleBlueThing Running twin 30's