From 79da1b1419fe3c1b6a843a6d4b64c7cfc3b893a5 Mon Sep 17 00:00:00 2001
From: Alexander Entinger <consulting@lxrobotics.com>
Date: Wed, 1 Mar 2023 09:06:14 +0100
Subject: [PATCH] Provide error message when trying to compile this library for
 the M4 core.

---
 src/Arduino_AdvancedAnalog.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Arduino_AdvancedAnalog.h b/src/Arduino_AdvancedAnalog.h
index f654650..a4fadbd 100644
--- a/src/Arduino_AdvancedAnalog.h
+++ b/src/Arduino_AdvancedAnalog.h
@@ -24,6 +24,10 @@
  * INCLUDE
  **************************************************************************************/
 
+#ifdef ARDUINO_PORTENTA_H7_M4
+# error "This library on works on the M7 core of any STM32H747 based board (Portenta H7, Giga, X8)."
+#endif
+
 #include "AdvancedADC.h"
 #include "AdvancedDAC.h"