add logo

CMakeLists.txt

@@ -35,6 +35,7 @@ target_sources(drumkit PUBLIC
     src/encoder.c
     src/lcd.c
     src/led.c
+    src/logo.c
     src/main.c
     src/pulse.c
     src/sequence.c

include/logo.h

@@ -0,0 +1,29 @@
+/*
+ * logo.h
+ *
+ * Copyright (c) 2022 - 2023 Thomas Buck (thomas@xythobuz.de)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * See <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __LOGO_H__
+#define __LOGO_H__
+
+#include <stdint.h>
+
+#define LOGO_HEIGHT 64
+#define LOGO_WIDTH 128
+
+extern uint8_t logo_data[LOGO_HEIGHT * LOGO_WIDTH / 8];
+
+#endif // __LOGO_H__

src/lcd.c

@@ -23,6 +23,7 @@
 #include "hardware/i2c.h"
 
 #include "ssd1306.h"
+#include "logo.h"
 #include "lcd.h"
 
 #define LCD_I2C i2c0
@@ -42,7 +43,14 @@ void lcd_init(void) {
     ssd1306_init(&disp, LCD_WIDTH, LCD_HEIGHT, LCD_ADDR, LCD_I2C);
 
     ssd1306_clear(&disp);
-    ssd1306_draw_string(&disp, 0, 5, 5, "LARS");
+    for (uint y = 0; y < LOGO_HEIGHT; y++) {
+        for (uint x = 0; x < LOGO_WIDTH; x++) {
+            uint pos = y * LOGO_WIDTH + x;
+            if (logo_data[pos / 8] & (1 << (pos % 8))) {
+                ssd1306_draw_pixel(&disp, x, y);
+            }
+        }
+    }
     ssd1306_show(&disp);
 }
 

src/logo.c

@@ -0,0 +1,89 @@
+/*
+ * logo.c
+ *
+ * Image converted with:
+ * https://notisrac.github.io/FileToCArray/
+ *
+ * Copyright (c) 2024 Thomas Buck (thomas@xythobuz.de)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * See <http://www.gnu.org/licenses/>.
+ */
+
+#include "logo.h"
+
+uint8_t logo_data[LOGO_HEIGHT * LOGO_WIDTH / 8] = {
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x80,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x97,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7a,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x40,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfd, 0x7f, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc0, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x00,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x83,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xf0, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x09,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xc0, 0x05, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x9f,
+  0xff, 0xff, 0xff, 0xff, 0xfc, 0x00, 0x1f, 0xff, 0x83, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x88,
+  0xff, 0xff, 0xff, 0xff, 0xf0, 0x00, 0xff, 0xf8, 0x00, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc0,
+  0xff, 0xff, 0xff, 0xff, 0x80, 0x07, 0xff, 0x00, 0x58, 0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf0,
+  0xff, 0xff, 0xff, 0xfc, 0x00, 0x1f, 0xf0, 0x03, 0xff, 0x07, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfc,
+  0xff, 0xff, 0xff, 0xe0, 0x02, 0xfe, 0x00, 0x7f, 0xff, 0xc1, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe,
+  0xff, 0xff, 0xfe, 0x00, 0x07, 0xf0, 0x07, 0xff, 0xff, 0xf0, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xf8, 0x08, 0x7f, 0x00, 0xff, 0xff, 0xff, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xc0, 0x41, 0x7f, 0x07, 0xff, 0xff, 0xff, 0xff, 0x07, 0xff, 0xff, 0xff, 0xff, 0xfe,
+  0xe0, 0xfe, 0x00, 0x07, 0xfe, 0x0f, 0xff, 0xff, 0xe0, 0x3f, 0xc1, 0xff, 0xff, 0xff, 0xff, 0xfe,
+  0x88, 0x78, 0x00, 0x3f, 0xff, 0x01, 0xff, 0xfe, 0x00, 0x07, 0xf0, 0x7f, 0xff, 0xff, 0xff, 0xfc,
+  0x0c, 0x00, 0x01, 0xff, 0xfe, 0x00, 0x7f, 0x40, 0x00, 0x01, 0xfc, 0x3f, 0xff, 0xff, 0xff, 0xfe,
+  0x3c, 0x00, 0x0f, 0xff, 0xff, 0x00, 0x78, 0x00, 0x00, 0x00, 0x3f, 0x3f, 0xff, 0xff, 0xff, 0xfe,
+  0x98, 0x00, 0x3f, 0xff, 0xfe, 0x00, 0xf8, 0x00, 0x00, 0x00, 0x0e, 0x3f, 0xff, 0xff, 0xff, 0xfe,
+  0x8c, 0x01, 0xff, 0xff, 0xff, 0x00, 0x78, 0x00, 0x00, 0x00, 0x07, 0x3f, 0xff, 0xff, 0xff, 0xfe,
+  0x18, 0x0f, 0xff, 0xff, 0xfe, 0x00, 0x78, 0x00, 0x07, 0x80, 0x03, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0x18, 0x7f, 0xff, 0xff, 0xff, 0x00, 0x78, 0x00, 0x0a, 0xc0, 0x03, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0x18, 0xff, 0xff, 0xff, 0xfe, 0x00, 0x78, 0x00, 0x18, 0x40, 0x02, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0x19, 0xff, 0xff, 0xff, 0xff, 0x00, 0x78, 0x00, 0x1d, 0x40, 0x03, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0x39, 0xff, 0xff, 0xff, 0xfe, 0x00, 0x78, 0x20, 0x15, 0x40, 0xf2, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0x19, 0xff, 0xff, 0xff, 0xff, 0x00, 0x78, 0x78, 0x19, 0x61, 0xf9, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0x31, 0xff, 0xff, 0xff, 0xff, 0x16, 0xf9, 0xf8, 0x0d, 0xc3, 0xfd, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0x71, 0xff, 0xff, 0xff, 0xff, 0x12, 0x79, 0x8c, 0x07, 0x27, 0x8c, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0xf1, 0xff, 0xff, 0xff, 0xfe, 0x00, 0xf9, 0x8f, 0xfa, 0xe7, 0x0c, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0xe3, 0xff, 0xff, 0xff, 0xff, 0x00, 0x79, 0x82, 0xf7, 0x6e, 0x0c, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0xc7, 0xff, 0xff, 0xff, 0xff, 0x00, 0x79, 0x80, 0x17, 0x1f, 0x9c, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0x87, 0xff, 0xff, 0xff, 0xff, 0x00, 0x78, 0xf8, 0x17, 0x01, 0xfc, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0x1f, 0xff, 0xff, 0xff, 0xfe, 0x00, 0x78, 0x68, 0x07, 0x00, 0xe1, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0x3f, 0xff, 0xff, 0xff, 0xff, 0x00, 0x78, 0x00, 0x07, 0x00, 0x03, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x78, 0x00, 0x02, 0x00, 0x02, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x78, 0x00, 0x00, 0x00, 0x02, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xfe, 0x00, 0x78, 0x00, 0x00, 0x00, 0x00, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x78, 0x00, 0x00, 0x00, 0x00, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0x40, 0x78, 0x00, 0x00, 0x00, 0x00, 0x3f, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xf0, 0x78, 0x00, 0x00, 0x00, 0x56, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xfc, 0x38, 0x00, 0x00, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x82, 0xa0, 0x00, 0x7f, 0xff, 0xff, 0xf0, 0x01, 0x5f, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf0, 0x00, 0x7f, 0xff, 0xff, 0xc0, 0x00, 0x00, 0x2f,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf0, 0x00, 0x7f, 0xff, 0xff, 0x83, 0xfa, 0x00, 0x00,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xe0, 0x00, 0x7f, 0xff, 0xff, 0x03, 0x7f, 0xf4, 0x41,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf0, 0x00, 0x2a, 0x00, 0x00, 0x33, 0x05, 0xff, 0xfc,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0xd4, 0x80, 0x00, 0x51, 0xf0, 0x00, 0xf2, 0x00, 0x07, 0x7f,
+  0xff, 0xff, 0xff, 0xb5, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x7f, 0xfc, 0x00, 0x72, 0x00, 0x00, 0x0b,
+  0xff, 0xff, 0xf8, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xfe, 0x00, 0x26, 0x00, 0x00, 0x00,
+  0xff, 0xff, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xff, 0x00, 0x66, 0x00, 0x00, 0x00,
+  0xff, 0xff, 0xc1, 0xc0, 0x00, 0x00, 0x00, 0x07, 0xff, 0xff, 0xff, 0x00, 0x26, 0x00, 0x00, 0x00,
+  0xff, 0xff, 0xcf, 0xf0, 0x00, 0x00, 0x00, 0x01, 0xfe, 0xd4, 0x00, 0x00, 0x66, 0x00, 0x00, 0x00,
+  0xff, 0xff, 0x0f, 0xf8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x26, 0x00, 0x00, 0x00,
+  0xff, 0xff, 0x1f, 0xfc, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x2b, 0xf0, 0x66, 0x00, 0x00, 0x00,
+  0xff, 0xfe, 0x3f, 0xfe, 0x00, 0x00, 0x00, 0x02, 0xaf, 0xff, 0xff, 0xf0, 0x2e, 0x00, 0x00, 0x00,
+  0xff, 0xfc, 0x7f, 0xfe, 0x00, 0x02, 0xdf, 0xff, 0xff, 0xff, 0xff, 0xf0, 0x7f, 0xe8, 0x00, 0x00,
+  0xff, 0xfc, 0x7f, 0xfe, 0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf0, 0x2f, 0xff, 0xc0, 0x00,
+  0xff, 0xfc, 0xff, 0xff, 0x1f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf0, 0x2f, 0xff, 0xff, 0x00
+};