Commit b1625400 authored by Dean Camera's avatar Dean Camera
Browse files

Minor documentation fix for the RelayBoard project.

parent 5a580c68
...@@ -50,8 +50,8 @@ ...@@ -50,8 +50,8 @@
* *
* Relays 1 to 4 are respectively wired to pins C4, C5, C6 and C7 of the Teensy++ V2, * Relays 1 to 4 are respectively wired to pins C4, C5, C6 and C7 of the Teensy++ V2,
* which are the PORTC bits 4 to 7 of the AT90USB1286. The relays MUST be wired through * which are the PORTC bits 4 to 7 of the AT90USB1286. The relays MUST be wired through
* a transistor, and a diode must be added on the relay's contact pins to protect * a transistor, and a diode must be added in antiparallel on the relay's coil pins to
* the transistor from back EMF generated from the relay when the coil is turned off. * protect the transistor from back EMF generated from the relay when the coil is turned off.
* The transistor base pin is wired to the Teensy data port through a 10K resistor. A * The transistor base pin is wired to the Teensy data port through a 10K resistor. A
* LED may be also be added as a relay status indicator on each channel. * LED may be also be added as a relay status indicator on each channel.
* *
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