Hello, I want to link the light sensor of my LilyPad to my LED, so that the LED gets lighter when the light around gets darker. I tried this code: int light=A6; int lightval=0; int ledlight=9; int brightness=0; void setup() { pinMode(ledlight, OUTPUT); pinMode(light, INPUT); } void loop() { l…

Light Sensor and LED Problem - LilyPad

system March 25, 2012, 7:11pm 4

Imagine that "lightval" has the value 1007.
What value does that give to "brightness"?

You haven't told us how the LDR or LED are wired.

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