fix: single byte corruption in the usb serial stream

p3p · Oct 12, 2018 · f43f4f8 · f43f4f8
1 parent 0c09f16
commit f43f4f8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/cores/arduino/CDCSerial.h b/cores/arduino/CDCSerial.h
@@ -78,7 +78,7 @@ template <typename T, uint32_t S> class RingBuffer {
 
   static const uint32_t buffer_size = S;
   static const uint32_t buffer_mask = buffer_size - 1;
-  T buffer[buffer_size];
+  volatile T buffer[buffer_size];
   volatile uint32_t index_write;
   volatile uint32_t index_read;
 };