RTduino
diff --git a/‎core/utest/SConscript
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+3Lines changed: 3 additions & 0 deletions b/‎core/utest/SConscript
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+3Lines changed: 3 additions & 0 deletions
diff --git a/‎core/utest/TC_HIL_IO.cpp
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+30Lines changed: 30 additions & 0 deletions b/‎core/utest/TC_HIL_IO.cpp
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+30Lines changed: 30 additions & 0 deletions
@@ -5,6 +5,9 @@ src = []
 if GetDepend('RT_USING_CI_ACTION') or GetDepend('RTDUINO_UTEST_CORE'):
     src += Glob('TC_*.c')
     src += Glob('TC_*.cpp')
+    if not GetDepend('RTDUINO_UTEST_HIL'):
+        SrcRemove(src, Glob('TC_HIL_*.c'))
+        SrcRemove(src, Glob('TC_HIL_*.cpp'))
 
 group = DefineGroup('utestcases', src, depend = [''])
 
 
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2021-2025, RTduino Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * https://github.com/RTduino/RTduino
+ * https://gitee.com/rtduino/RTduino
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2025-01-04     Meco Man     first version
+ */
+#include <RTduino.h>
+#include <utest.h>
+
+static void TC_digital(void)
+{
+    digitalWrite(D3, LOW);
+    uassert_true(digitalRead(D3) == LOW);
+    digitalWrite(D3, HIGH);
+    uassert_true(digitalRead(D3) == HIGH);
+}
+
+/* Utest function to run all test cases */
+static void utest_do_tc(void)
+{
+    UTEST_UNIT_RUN(TC_digital);
+}
+
+UTEST_TC_EXPORT(utest_do_tc, "RTduino.core.HIL.IO", RT_NULL, RT_NULL, 1000);