wip

1 files changed, 10 insertions, 1 deletions

diff --git a/supervisor/shared/serial.c b/supervisor/shared/serial.c
index 303f89e75..6199af379 100644
--- a/supervisor/shared/serial.c
+++ b/supervisor/shared/serial.c
@@ -94,7 +94,6 @@ bool serial_bytes_available(void) {
     return tud_cdc_available() > 0;
 #endif
 }
-
 void serial_write_substring(const char* text, uint32_t length) {
     if (length == 0) {
         return;
@@ -119,3 +118,13 @@ void serial_write_substring(const char* text, uint32_t length) {
 void serial_write(const char* text) {
     serial_write_substring(text, strlen(text));
 }
+
+#if CIRCUITPY_USB_SERIAL2
+bool serial2_bytes_available(void) {
+    return tud_cdc_n_available(1) > 0;
+}
+
+bool serial2_connected(void) {
+    return tud_cdc_n_connected(1);
+}
+#endif