From c1b345949d4861b65d1ca57ea156b4f6e28af843 Mon Sep 17 00:00:00 2001
From: WeAct Studio <57818792+WeActStudio@users.noreply.github.com>
Date: Mon, 26 Dec 2022 08:27:27 +0800
Subject: [PATCH] Update HardwareSerial.h

---
 cores/arduino/HardwareSerial.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/cores/arduino/HardwareSerial.h b/cores/arduino/HardwareSerial.h
index 00f5fe8..72ae6b6 100644
--- a/cores/arduino/HardwareSerial.h
+++ b/cores/arduino/HardwareSerial.h
@@ -135,4 +135,14 @@ extern HardwareSerial Serial4;
 extern HardwareSerial Serial5;
 #endif
 
+#if SERIAL_6_ENABLE
+extern HardwareSerial Serial6;
+#endif
+#if SERIAL_7_ENABLE
+extern HardwareSerial Serial7;
+#endif
+#if SERIAL_8_ENABLE
+extern HardwareSerial Serial8;
+#endif
+
 #endif