From 4b14b3ee9072dd6cc8cf6052cfad568c8d81bd0a Mon Sep 17 00:00:00 2001
From: Alexander Entinger <consulting@lxrobotics.com>
Date: Thu, 29 Dec 2022 10:03:03 +0100
Subject: [PATCH] Fix: Arduino Zero does not define A6. By providing different
 default pins for DE/RE CI build errors can be prevented.

---
 src/RS485.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/RS485.h b/src/RS485.h
index cc298b2..8d01799 100644
--- a/src/RS485.h
+++ b/src/RS485.h
@@ -36,6 +36,9 @@
 #elif ARDUINO_NANO_RP2040_CONNECT
 #define RS485_DEFAULT_DE_PIN A1
 #define RS485_DEFAULT_RE_PIN A0
+#elif ARDUINO_SAMD_ZERO
+#define RS485_DEFAULT_DE_PIN A4
+#define RS485_DEFAULT_RE_PIN A5
 #else
 #ifndef RS485_DEFAULT_DE_PIN
 #define RS485_DEFAULT_DE_PIN A6