Version 1.0.2

- fixed controller buffer partial overwrite issue with GDE060F3 or GDEW080T5 (higher buffer base address)
ZinggJM · Jul 9, 2020 · 5406ec3 · 5406ec3
1 parent d36b1d2
commit 5406ec3
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Showing 6 changed files with 18 additions and 5 deletions.
diff --git a/README.md b/README.md
@@ -45,7 +45,9 @@ E-Paper display library for Arduino for HD parallel interface displays from Dali
 - CPU Speed(MHz): "72MHz (Normal)"
 - Upload method: "STLink"
 
-### Version 1.0.1
+### Version 1.0.2
+- fixed controller buffer partial overwrite issue with GDE060F3 or GDEW080T5 (higher buffer base address)
+#### Version 1.0.1
 - added GxGDE060F3 for panel GDE060F3 6" 1024x758
 - uses my Adafruit_GFX clone GFX from my library GFX_Root, available by Library Manager
 - search for GFX_Root in Library Manager to install GFX_Root

diff --git a/library.properties b/library.properties
@@ -1,5 +1,5 @@
 name=GxEPD_HD
-version=1.0.1
+version=1.0.2
 author=Jean-Marc Zingg
 maintainer=Jean-Marc Zingg
 sentence=Display Library for HD e-paper panels and boards from Dalian Good Display.

diff --git a/src/GxDESP32T/AVT6203A.h b/src/GxDESP32T/AVT6203A.h
@@ -15,7 +15,9 @@
 #include "MCP23S17.h"
 
 #define EPD_WF_ADDR				(0x3000)
-#define EPD_IMG_ADDR			(0x200000)
+//#define EPD_IMG_ADDR      (0x200000)    // original, @2MB, midlle of RAM, gets partly overwritten for GxGDE060F3, GxGDEW080T5
+//#define EPD_IMG_ADDR      (0x240000)    // @2.25MB, minimum for GxGDE060F3, GxGDEW080T5
+#define EPD_IMG_ADDR      (0x280000)    // @2.5MB, ok for GxGDE060F3, GxGDEW080T5
 
 #define EPD_MODE_INIT			0
 #define EPD_MODE_DU				1

diff --git a/src/GxDESP32T_BP/AVT6203A_BP.h b/src/GxDESP32T_BP/AVT6203A_BP.h
@@ -15,7 +15,9 @@
 #include "STM32F103C8T6_IO.h"
 
 #define EPD_WF_ADDR				(0x3000)
-#define EPD_IMG_ADDR			(0x200000)
+//#define EPD_IMG_ADDR      (0x200000)    // original, @2MB, midlle of RAM, gets partly overwritten for GxGDE060F3, GxGDEW080T5
+//#define EPD_IMG_ADDR      (0x240000)    // @2.25MB, minimum for GxGDE060F3, GxGDEW080T5
+#define EPD_IMG_ADDR      (0x280000)    // @2.5MB, ok for GxGDE060F3, GxGDEW080T5
 
 #define EPD_MODE_INIT			0
 #define EPD_MODE_DU				1

diff --git a/src/GxDESTM32T/AVT6203A.cpp b/src/GxDESTM32T/AVT6203A.cpp
@@ -885,6 +885,11 @@ void AVT6203A::avt_init()
   avt_info_str("\r\nCheck Register MA[31:16] updated by UPD_SET_SETADR: addr 0x0312, value ");
   avt_info_hex(avt_rd_reg(0x0312));
 
+  avt_info_str("\r\nCheck Register MA[15:0]                             addr 0x0314, value ");
+  avt_info_hex(avt_rd_reg(0x0314));
+  avt_info_str("\r\nCheck Register MA[31:16]                            addr 0x0316, value ");
+  avt_info_hex(avt_rd_reg(0x0316));
+
   avt_ld_img(EPD_DATA_8BPP);
   avt_info_str("\r\nLD_IMG is sent!");
   avt_info_str("\r\nCheck Register ARG[15:0] updated by LD_IMG: addr 0x0140, value ");

diff --git a/src/GxDESTM32T/AVT6203A.h b/src/GxDESTM32T/AVT6203A.h
@@ -21,7 +21,9 @@
 //#define GDE060F3 // GDE060F3 6.0" 1024*758     
 
 #define EPD_WF_ADDR				(0x3000)		//����ֽģ�����������ļ���SPI_FLASH����ʼ��ַ
-#define EPD_IMG_ADDR			(0x200000)		//����ͼƬ������RAM����ʼ��ַ
+//#define EPD_IMG_ADDR			(0x200000)		// original, @2MB, midlle of RAM, gets partly overwritten for GxGDE060F3, GxGDEW080T5
+//#define EPD_IMG_ADDR      (0x240000)    // @2.25MB, minimum for GxGDE060F3, GxGDEW080T5
+#define EPD_IMG_ADDR      (0x280000)    // @2.5MB, ok for GxGDE060F3, GxGDEW080T5
 
 #define EPD_MODE_INIT			0
 #define EPD_MODE_DU				1