add Adafruit_TinyUSB_Core_touch1200()

Author: hathach

cores/arduino/Adafruit_TinyUSB_Core/Adafruit_TinyUSB_Core.cpp

@@ -26,6 +26,7 @@
 
 #include "Arduino.h"
 #include "Adafruit_TinyUSB_Core.h"
+#include <Reset.h> // Needed for auto-reset with 1200bps port touch
 
 //--------------------------------------------------------------------+
 // MACRO TYPEDEF CONSTANT ENUM DECLARATION
@@ -124,4 +125,9 @@ void Adafruit_TinyUSB_Core_init(void)
   tusb_init();
 }
 
+void Adafruit_TinyUSB_Core_touch1200(void)
+{
+  initiateReset(250);
+}
+
 #endif // USE_TINYUSB

cores/arduino/Adafruit_TinyUSB_Core/Adafruit_TinyUSB_Core.h

@@ -39,4 +39,7 @@
 // Called by main.cpp to initialize usb device typically with CDC device for Serial
 void Adafruit_TinyUSB_Core_init(void);
 
+// Invoked when host disconnects cdc at baud 1200, usually touch feature to go into DFU mode
+void Adafruit_TinyUSB_Core_touch1200(void);
+
 #endif /* ADAFRUIT_TINYUSB_CORE_H_ */

cores/arduino/Adafruit_TinyUSB_Core/Adafruit_USBD_CDC.cpp

@@ -25,8 +25,6 @@
 #ifdef USE_TINYUSB
 
 #include "Arduino.h"
-#include <Reset.h> // Needed for auto-reset with 1200bps port touch
-
 #include "Adafruit_USBD_CDC.h"
 
 #define EPOUT   0x00
@@ -133,7 +131,7 @@ void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts)
     cdc_line_coding_t coding;
     tud_cdc_get_line_coding(&coding);
 
-    if ( coding.bit_rate == 1200 ) initiateReset(250);
+    if ( coding.bit_rate == 1200 ) Adafruit_TinyUSB_Core_touch1200();
   }
 }