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Update ePaper example

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Corrections as in #729 plus others of same ilk.
This commit is contained in:
Bodmer
2020-11-02 23:12:33 +00:00
parent f96c42253c
commit e49e546d2c
2 changed files with 21 additions and 8 deletions
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22
examples/ePaper/Floyd_Steinberg/EPD_Support.h
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@@ -42,30 +42,42 @@
#if defined (EPD1IN54_H) || defined (EPD1IN54B_H)
#define EPD_WIDTH 200 // Frame buffer is 5000 bytes
#define EPD_HEIGHT 200
#define INIT_LUT lut_full_update
#elif defined (EPD1IN54C_H)
#define EPD_WIDTH 152 // 2 frame buffers of 2888 bytes each
#define EPD_HEIGHT 152
#define INIT_LUT
#elif defined (EPD2IN7_H) || defined (EPD2IN7B_H)
#define EPD_WIDTH 176 // Frame buffer is 5808 bytes
#define EPD_HEIGHT 264
#define INIT_LUT
#elif defined (EPD2IN9_H) || defined (EPD2IN9B_H)
#elif defined (EPD2IN9_H)
#define EPD_WIDTH 128 // Frame buffer is 4736 bytes
#define EPD_HEIGHT 296
#define INIT_LUT lut_full_update
#elif defined (EPD2IN9B_H)
#define EPD_WIDTH 128 // Frame buffer is 4736 bytes
#define EPD_HEIGHT 296
#define INIT_LUT
#elif defined (EPD2IN13_H)
#define EPD_WIDTH 122 // Frame buffer is 4000 bytes
#define EPD_HEIGHT 250
#define INIT_LUT lut_full_update
#elif defined (EPD2IN13B_H)
#define EPD_WIDTH 104 // 2 frame buffers of 2756 bytes each
#define EPD_HEIGHT 212
#define INIT_LUT
#elif defined (EPD4IN2_H)
#elif defined (EPD4IN2_H) || defined (EPD4IN2B_H)
#define EPD_WIDTH 400 // Frame buffer is 15000 bytes
#define EPD_HEIGHT 300
#define INIT_LUT
// ESP8266 has just enough RAM for a 2 color 7.5" display full screen buffer
// ESP32 has just enough RAM for 2 or 3 color 7.5" display
@@ -73,6 +85,7 @@
#elif defined (EPD7IN5_H) || defined (EPD7IN5B_H)
#define EPD_WIDTH 640 // 2 colour frame buffer is 30720 bytes
#define EPD_HEIGHT 384 // 2 colour frame buffer is 61440 bytes
#define INIT_LUT
#else
# error "Selected ePaper library is not supported"
@@ -95,11 +108,10 @@
ePaper.DisplayFrame(blackFrame); // Update 2 color display
#elif defined (EPD1IN54_H) || defined(EPD2IN13_H) || defined(EPD2IN9_H)
ePaper.SetFrameMemory(blackFrame); // Update 2 colour display
ePaper.SetFrameMemory(blackFrame);
ePaper.DisplayFrame(); // Update 2 color display
#else
# error "Selected ePaper library is not supported"
#endif
#endif
}

7
examples/ePaper/Floyd_Steinberg/Floyd_Steinberg.ino
View File

@@ -37,8 +37,9 @@
// The following is for the Waveshare 2.7" colour ePaper display
// include <epd?in?.h> where ?.?? is screen size in inches
//#include <epd2in7.h> // Screen specific library
#include <epd2in13.h>
#include <epd2in7.h> // Screen specific library
Epd ePaper; // Create an instance ePaper
#include <TFT_eSPI.h> // Graphics library and Sprite class
@@ -68,7 +69,7 @@ void setup() {
Serial.begin(250000); // Used for messages
// Initialise the ePaper library
if (ePaper.Init() != 0) {
if (ePaper.Init(INIT_LUT) != 0) {
Serial.print("ePaper init failed");
while (1) yield(); // Wait here until re-boot
}
@@ -140,7 +141,7 @@ void loop() {
// Wake up ePaper display so we can talk to it
Serial.println("Waking up!");
ePaper.Init();
ePaper.Init(INIT_LUT);
} // end of loop()