sw: outline of serial device

Signed-off-by: Sean Cross <sean@xobs.io>
2019-05-22 15:26:27 +08:00
parent e8aaac5cfe
commit ba8314c823
6 changed files with 41 additions and 0 deletions
--- a/sw/src/usb-cdc.c
+++ b/sw/src/usb-cdc.c
@ -0,0 +1,13 @@
+#include <usb-cdc.h>
+
+static int connected = 0;
+
+int cdc_connected(void)
+{
+    return connected;
+}
+
+void cdc_set_connected(int is_connected)
+{
+    connected = is_connected;
+}