testing waveform luts

Author: kienvo

lib/util/protocol.dart

@@ -76,6 +76,108 @@ class Protocol {
     await _writeMsg(tagId, Uint8List.fromList([fw.epdCmd, 0x92]));
   }
 
+
+  static const int GND = 0;
+  static const int VSH = 0x40;
+  static const int VSL = 0x80;
+  static const int VDHR = 0x60;
+
+  static const int VCOM_LUT = 0x20;
+  static const int W2W_LUT = 0x21;
+  static const int B2W_LUT = 0x22;
+  static const int W2B_LUT = 0x23;
+  static const int B2B_LUT = 0x24;
+
+  static const int PANEL_SETTING = 0x00;
+  static const int PLL_CONTROL = 0x30;
+
+  Uint8List lut_vcom_quick = Uint8List.fromList([
+    0x01, 0x00, 10, 0x00, 0x00, 0x01, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  ]);
+
+  // white gates go white with VSL
+  Uint8List lut_ww_quick = Uint8List.fromList([
+    0x01, VSL|10, 0x00, 0x00, 0x00, 0x01, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  ]);
+
+  // red gates go white with VSL, go red with VSH
+  Uint8List lut_r_quick = Uint8List.fromList([
+    0x01, VSL|10, 0x00, 0x00, 0x00, 0x01, 0x00,
+    0x01, 10, 0x00, 0x00, 0x00, 0x01, 0x00,
+    0x01, VSH|10, 5, 0x00, 0x00, 0x02, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  ]);
+
+  // V*H will make white gates as black/red
+  Uint8List lut_w_quick = Uint8List.fromList([
+    0x01, 10, 0x00, 0x00, 0x00, 0x01, 0x00,
+    0x01, 10, 0x00, 0x00, 0x00, 0x01, 0x00,
+    0x01, 10, 0x00, 0x00, 0x00, 0x01, 0x00,
+    0x00, VSH|2, 0x00, 0x00, 0x00, 0x01, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  ]);
+
+  // black gates go black/red with VSH
+  Uint8List lut_b_quick = Uint8List.fromList([
+    0x01, 10, 0x00, 0x00, 0x00, 0x01, 0x00,
+    0x01, VSH|12, 0x00, 0x00, 0x00, 0x01, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  ]);
+
+  Future<void> _setlut(Uint8List tagId) async {
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdCmd, PLL_CONTROL]));
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdSend, 0x01])); // 10hz
+
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdCmd, VCOM_LUT]));
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdSend, ...lut_vcom_quick]));
+
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdCmd, W2W_LUT]));
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdSend, ...lut_ww_quick]));
+
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdCmd, B2W_LUT]));
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdSend, ...lut_r_quick]));
+
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdCmd, W2B_LUT]));
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdSend, ...lut_w_quick]));
+
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdCmd, B2B_LUT]));
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdSend, ...lut_b_quick]));
+  }
+
+  Future<void> _panelSetting(Uint8List tagId) async {
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdCmd, PANEL_SETTING]));
+    // await _writeMsg(tagId, Uint8List.fromList([fw.epdSend, 0xCF, 0x8D])); // 480x240, built-in LUTs
+    await _writeMsg(tagId, Uint8List.fromList([fw.epdSend, 0xEF, 0x8D])); // 480x240, LUTs from register
+  }
+
   Future<void> _sleep() async {
     await Future.delayed(const Duration(milliseconds: 20));
   }
@@ -158,7 +260,9 @@ class Protocol {
     await Future.delayed(
         const Duration(seconds: 2)); // waiting for the power supply stable
 
-    await _setPartialWindow(id, 0, epd.width ~/ 8 - 1, 0, epd.height - 1, true);
+    // await _setPartialWindow(id, 0, epd.width ~/ 8 - 1, 0, epd.height - 1, true);
+    await _panelSetting(id);
+    await _setlut(id);
 
     final epdColors = epd.extractEpaperColorFrames(image);
     final transmissionLines = epd.controller.transmissionLines.iterator;
@@ -167,8 +271,8 @@ class Protocol {
       await writeFrame(id, c, transmissionLines.current);
     }
 
-    await _setPartialWindow(id, 0, 15, 0, 200, true);
-    _partialIn(id);
+    // await _setPartialWindow(id, 0, 15, 0, 200, true);
+    // _partialIn(id);
     await _writeMsg(
         id, Uint8List.fromList([fw.epdCmd, epd.controller.refresh]));
     await FlutterNfcKit.finish();