Make stm use garbage collector.

1 files changed, 1 insertions, 0 deletions

diff --git a/stm/usb.h b/stm/usb.h
index 14a0345c1..75b7bb346 100644
--- a/stm/usb.h
+++ b/stm/usb.h
@@ -1,4 +1,5 @@
 void usb_init();
+bool usb_vcp_is_enabled();
 int usb_vcp_rx_any();
 char usb_vcp_rx_get();
 void usb_vcp_send_str(const char* str);