From 21431da99bcea21530c48b503612db8388a22493 Mon Sep 17 00:00:00 2001
From: Sara Damiano <sdamiano@stroudcenter.org>
Date: Thu, 5 Sep 2019 13:32:42 -0400
Subject: [PATCH] Check AI after XBee shutdown

---
 src/TinyGsmClientXBee.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/TinyGsmClientXBee.h b/src/TinyGsmClientXBee.h
index 80ca71e..15abb59 100644
--- a/src/TinyGsmClientXBee.h
+++ b/src/TinyGsmClientXBee.h
@@ -527,7 +527,9 @@ public:
     XBEE_COMMAND_START_DECORATOR(5, false)
     sendAT(GF("SD"));
     bool ret_val = waitResponse(120000L) == 1;
-    ret_val &= writeChanges();
+    if (ret_val) {
+        ret_val &= (sendATGetString(GF("AI")) == "2D");
+    }
     XBEE_COMMAND_END_DECORATOR
     return ret_val;
   }