stm: Re-instate C debugging USART port (disabled by default).

See pyb_usart_global_debug variable.

Also did some work on USB OTG, but nothing working yet.

1 files changed, 3 insertions, 0 deletions

diff --git a/stm/usb.h b/stm/usb.h
index c4b3b151f..db1f0a9d3 100644
--- a/stm/usb.h
+++ b/stm/usb.h
@@ -6,3 +6,6 @@ void usb_vcp_send_str(const char* str);
 void usb_vcp_send_strn(const char* str, int len);
 void usb_vcp_send_strn_cooked(const char *str, int len);
 void usb_hid_send_report(uint8_t *buf); // 4 bytes for mouse: ?, x, y, ?
+
+void pyb_usbh_init(void);
+void pyb_usbh_process(void);