From 3f724dc6abea3742a232e7b8088a8f118f451bc0 Mon Sep 17 00:00:00 2001
From: bsongis <bsongis@8db61ce9-5e8f-94c8-fa6b-1d1c8bcca7d0>
Date: Sun, 13 Jan 2013 21:00:18 +0000
Subject: [PATCH] [X9D] Code to quickly show the 16 greyscales

---
 src/x9d/lcd_driver.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/x9d/lcd_driver.cpp b/src/x9d/lcd_driver.cpp
index 9d37678ed..6fad9f241 100644
--- a/src/x9d/lcd_driver.cpp
+++ b/src/x9d/lcd_driver.cpp
@@ -31,7 +31,13 @@ void lcdRefresh()
     Set_Address(0, y);
     AspiCmd(0xAF);
     for (uint8_t x=0; x<DISPLAY_W; x+=2) {
+#if 1
       uint8_t data = (p[x] & mask ? 0x80 : 0) + (p[x+1] & mask ? 0x08 : 0) + (p[DISPLAY_PLAN_SIZE+x] & mask ? 0x40 : 0) + (p[DISPLAY_PLAN_SIZE+x+1] & mask ? 0x04 : 0);
+#else
+      // this code shows the 16 grey tones...
+      uint8_t data = (x * 16) / 212;
+      data += (data << 4);
+#endif
       WriteData(data);
     }
     WriteData(0);