First Commit

libraries/ssd1306/tools/sdl/sdl_ssd1351.c

@@ -0,0 +1,160 @@
+/*
+    MIT License
+
+    Copyright (c) 2018-2019, Alexey Dynda
+
+    Permission is hereby granted, free of charge, to any person obtaining a copy
+    of this software and associated documentation files (the "Software"), to deal
+    in the Software without restriction, including without limitation the rights
+    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+    copies of the Software, and to permit persons to whom the Software is
+    furnished to do so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be included in all
+    copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+    SOFTWARE.
+*/
+
+#include "sdl_ssd1351.h"
+#include "sdl_oled_basic.h"
+#include "sdl_graphics.h"
+#include "sdl_core.h"
+
+static int s_activeColumn = 0;
+static int s_activePage = 0;
+static int s_columnStart = 0;
+static int s_columnEnd = 127;
+static int s_pageStart = 0;
+static int s_pageEnd = 7;
+static uint8_t detected = 0;
+
+
+static int sdl_ssd1351_detect(uint8_t data)
+{
+    if (detected)
+    {
+        return 1;
+    }
+    detected = (data == SDL_LCD_SSD1351);
+    return 0;
+}
+
+static uint8_t s_verticalMode = 0;
+
+static void sdl_ssd1351_commands(uint8_t data)
+{
+    switch (s_commandId)
+    {
+        case 0xA0:
+            if (s_cmdArgIndex == 0)
+            {
+                s_verticalMode = data & 0x01;
+                s_commandId = SSD_COMMAND_NONE;
+            }
+            break;
+        case 0x15:
+            switch (s_cmdArgIndex)
+            {
+                case 0:
+                     s_columnStart = data;
+                     s_activeColumn = data;
+                     break;
+                case 1:
+                     s_columnEnd = data;
+                     s_commandId = SSD_COMMAND_NONE;
+                     break;
+                default: break;
+            }
+            break;
+        case 0x75:
+            switch (s_cmdArgIndex)
+            {
+                case 0:
+                     s_activePage = data;
+                     s_pageStart = data;
+                     break;
+                case 1:
+                     s_pageEnd = data;
+                     s_commandId = SSD_COMMAND_NONE;
+                     break;
+                default: break;
+            }
+            break;
+        case 0x5C:
+            sdl_set_data_mode( SDM_WRITE_DATA );
+            s_commandId = SSD_COMMAND_NONE;
+            break;
+        case 0xB4:
+            if ( s_cmdArgIndex == 2)
+            {
+                s_commandId = SSD_COMMAND_NONE;
+            }
+            break;
+        default:
+            s_commandId = SSD_COMMAND_NONE;
+            break;
+    }
+}
+
+
+void sdl_ssd1351_data(uint8_t data)
+{
+    int y = s_activePage;
+    int x = s_activeColumn;
+    static uint8_t firstByte = 1;  /// SSD1351
+    static uint8_t dataFirst = 0x00;  /// SSD1351
+    if (firstByte)
+    {
+        dataFirst = data;
+        firstByte = 0;
+        return;
+    }
+    firstByte = 1;
+    sdl_put_pixel(x, y, (dataFirst<<8) | data);
+
+    if (s_verticalMode)
+    {
+        s_activePage++;
+        if (s_activePage > s_pageEnd)
+        {
+            s_activePage = s_pageStart;
+            s_activeColumn++;
+            if (s_activeColumn > s_columnEnd)
+            {
+                s_activeColumn = s_columnStart;
+            }
+        }
+    }
+    else
+    {
+        s_activeColumn++;
+        if (s_activeColumn > s_columnEnd)
+        {
+            s_activeColumn = s_columnStart;
+            s_activePage++;
+            if (s_activePage > s_pageEnd)
+            {
+                s_activePage = s_pageStart;
+            }
+        }
+    }
+}
+
+sdl_oled_info sdl_ssd1351 =
+{
+    .width = 128,
+    .height = 128,
+    .bpp = 16,
+    .pixfmt = SDL_PIXELFORMAT_RGB565,
+    .dataMode = SDMS_CONTROLLER,
+    .detect = sdl_ssd1351_detect,
+    .run_cmd = sdl_ssd1351_commands,
+    .run_data = sdl_ssd1351_data,
+};