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SP80 LED control
The SP80 probe has a tri-colour LED which can be controlled by the user to act as a visual aid for measurement applications.
The LED can be set to red, green or orange depending on the following inputs to pins 9 and 10 of the 26-way ‘D' plug.
(Logic ‘1' = +3 V to +5 V Logic ‘0' = <0.8 V)
GREEN_LED_OFF (pin 9) | RED_LED_ON (pin 10) | LED colour |
|---|---|---|
0 | 0 | Green |
0 | 1 | Orange |
1 | 0 | Off |
1 | 1 | Red |