Support custom USB reenumeration.

xC0000005 · xC0000005 · commit 143a7b59fb18 · 2019-04-17T21:29:45.000-07:00
diff --git a/cores/arduino/stm32/usb/usbd_if.c b/cores/arduino/stm32/usb/usbd_if.c
@@ -16,7 +16,7 @@
   * @retval None
   */
 
-void USBD_reenumerate(void)
+__weak void USBD_reenumerate(void)
 {
 #ifndef USBD_REENUM_DISABLED
   /* Re-enumerate the USB */
diff --git a/variants/MALYANM200_F103CB/variant.cpp b/variants/MALYANM200_F103CB/variant.cpp
@@ -95,6 +95,19 @@ void initVariant()
   digitalWrite(PB9, 1);
 }
 
+extern "C"
+{
+  void USBD_reenumerate(void)
+  {
+    pinMode(PB9, OUTPUT);
+    digitalWrite(PB9, HIGH);
+    delay(10);
+    digitalWrite(PB9, LOW);
+    delay(10);
+    digitalWrite(PB9, HIGH);
+  }
+
+}
 /**
   * @brief  System Clock Configuration
   *         The system Clock is configured as follow :

Original file line number	Diff line number	Diff line change
`@@ -16,7 +16,7 @@`
`16`	`16`	`* @retval None`
`17`	`17`	`*/`
`18`	`18`
`19`		`-void USBD_reenumerate(void)`
	`19`	`+__weak void USBD_reenumerate(void)`
`20`	`20`	`{`
`21`	`21`	`#ifndef USBD_REENUM_DISABLED`
`22`	`22`	`/* Re-enumerate the USB */`