From 0d5b7df96a2ee186b7b085dca9cf9a33f791c430 Mon Sep 17 00:00:00 2001
From: graydon <weidong.gao@cretone.cn>
Date: 星期六, 30 八月 2025 20:27:15 +0800
Subject: [PATCH] 增加双USB

---
 src/protocol.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/protocol.h b/src/protocol.h
index 501da1c..8d2a5bc 100644
--- a/src/protocol.h
+++ b/src/protocol.h
@@ -8,6 +8,7 @@
 #ifndef PROTOCOL_H_
 #define PROTOCOL_H_
 
+#include <string>
 #include "config.h"
 
 #define MSG_DATA_LEN (SPI_BUFFER_SIZE-16)

--
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