Unknown Voltage on PIC pin.
Roman Black email (remove spam text)
M. Adam Davis wrote:
Sorry no prize! ;o)
It doesn't totally switch off. And the current
draw will be identical to the 2R voltage
divider, as at 30v the top resistor will
still drop 30v-5v and I =E/R
I do agree that at lower voltages approaching
5v it will draw a bit less current though.
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