From 65eb86c616223f1784c83780b876b7c97f090837 Mon Sep 17 00:00:00 2001
From: prenticedavid <david.prentice@farming.co.uk>
Date: Fri, 15 Jun 2018 09:18:22 +0100
Subject: [PATCH] conservative STROBE_16 for 180MHz M4

---
 MCUFRIEND_kbv.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/MCUFRIEND_kbv.cpp b/MCUFRIEND_kbv.cpp
index 7aba8ef..d44313a 100644
--- a/MCUFRIEND_kbv.cpp
+++ b/MCUFRIEND_kbv.cpp
@@ -577,9 +577,11 @@ void MCUFRIEND_kbv::fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_
     while (h-- > 0) {
         end = w;
 #if USING_16BIT_BUS
-#if defined(__SAM3X8E__) || defined(__MK66FX1M0__)
+#if defined(__MK66FX1M0__)      //180MHz M4
+#define STROBE_16BIT {WR_ACTIVE;WR_ACTIVE;WR_ACTIVE;WR_ACTIVE;WR_ACTIVE;WR_IDLE;WR_IDLE;WR_IDLE;WR_IDLE;WR_IDLE;}
+#elif defined(__SAM3X8E__)      //84MHz M3
 #define STROBE_16BIT {WR_ACTIVE;WR_ACTIVE;WR_ACTIVE;WR_IDLE;WR_IDLE;}
-#else
+#else                           //16MHz AVR
 #define STROBE_16BIT {WR_ACTIVE; WR_IDLE;}
 #endif
         write_16(color);        //we could just do the strobe