oh sorry. I'm not sure about all this and thanks for clearing it up. so about 1000Ohms will give me 20mA. Does sinking mean i connect the negative to the chip and positive to my own voltage source?
oh sorry. I'm not sure about all this and thanks for clearing it up. so about 1000Ohms will give me 20mA. Does sinking mean i connect the negative to the chip and positive to my own voltage source?