REVO. Added support for Beeper on PB4. Used by AirbotF4 and Flip32F4. LED1 disabled and beeper port inverted.
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@ -27,8 +27,12 @@
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#endif
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#define LED0 PB5
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#define LED1 PB4
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// Disable LED1, conflicts with AirbotF4/Flip32F4 beeper
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//#define LED1 PB4
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#define BEEPER PB4
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#define BEEPER_INVERTED
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#define INVERTER PC0 // PC0 used as inverter select GPIO
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#define INVERTER_USART USART1
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