1 files changed, 7 insertions, 2 deletions
diff --git a/teensy/usb.c b/teensy/usb.c
index a045a2ed69..ab4731f27b 100644
--- a/teensy/usb.c
+++ b/teensy/usb.c
@@ -13,8 +13,13 @@ int usb_vcp_is_enabled(void)
   return 1;
 }
 
-int usb_vcp_rx_any(void)
-{
+void usb_vcp_set_interrupt_char(int c) {
+  // The teensy 3.1 usb stack doesn't currently have the notion of generating
+  // an exception when a certain character is received. That just means that
+  // you can't press Control-C and get your python script to stop.
+}
+
+int usb_vcp_rx_num(void) {
   return usb_serial_available();
 }