show animation

firmware/scripts/gfx_convert.py

@@ -0,0 +1,55 @@
+# read gfx folder
+
+import os
+import sys
+import PIL
+from PIL import Image
+
+def get_all_gfx():
+    gfx = []
+    for root, dirs, files in os.walk("gfx"):
+        for file in files:
+            # file name without extention
+            name = os.path.splitext(file)[0]
+            gfx.append((name, os.path.join(root, file)))
+
+    gfx.sort()
+    return gfx
+
+def to_code(name, path):
+    img = Image.open(path)
+    img = img.convert("1", dither=Image.Dither.FLOYDSTEINBERG)
+    w, h = img.size
+    colors = img.getcolors()
+    print(colors)
+
+    code = f"uint32_t gfx_{name}[{h}] = {'{'}\n"
+
+    for y in range(h):
+        code += "  0b"
+        for x in range(w):
+            px = img.getpixel((x, y))
+            code += '1' if px == 0 else '0'
+        code += ",\n"
+
+    code += "};\n\n"
+    return code
+
+if __name__ == "__main__":
+    gfx = get_all_gfx()
+    gfx_code = ''.join(to_code(name, path) for name, path in gfx)
+
+    header = f"#pragma once\n#include <Arduino.h>\n\n/* DO NOT MODIFY - AUTOGENERATED! */\n\n"
+
+    index = f"uint32_t* frames[{len(gfx)}] = {'{'}\n"
+    for name, _ in gfx:
+        index += f"  gfx_{name},\n"
+    index += "};\n"
+
+    with open("src/gfx.h", "w") as f:
+        f.write(header)
+        f.write("#define GFX_COUNT " + str(len(gfx)) + "\n\n")
+        f.write(gfx_code)
+        f.write(index)
+
+    print("gfx.h generated!")

firmware/src/gfx.h

@@ -0,0 +1,585 @@
+#pragma once
+#include <Arduino.h>
+
+/* DO NOT MODIFY - AUTOGENERATED! */
+
+#define GFX_COUNT 24
+
+uint32_t gfx_01[20] = {
+  0b00000000000000010111,
+  0b00000000000000001111,
+  0b00000000000000011111,
+  0b00000011110000001111,
+  0b00000010010000000111,
+  0b00000010110000100111,
+  0b00000011100000001010,
+  0b00000111100000000001,
+  0b00001110100000000000,
+  0b00001010011000000000,
+  0b00001010000000000000,
+  0b00000010000000000000,
+  0b00000010000000000000,
+  0b00001110000000000000,
+  0b00011010000000000000,
+  0b00010001000000000000,
+  0b00010000100000000000,
+  0b00010000100000000000,
+  0b00011000110000000000,
+  0b00000000000000000000,
+};
+
+uint32_t gfx_02[20] = {
+  0b00000000000000010111,
+  0b00000000000000001111,
+  0b00000000000001001111,
+  0b00000000111100011111,
+  0b00000000100100000111,
+  0b00000000101100000111,
+  0b00000000111000001000,
+  0b00000001111000000001,
+  0b00000011101000000000,
+  0b00000010101000000010,
+  0b00000100101000000000,
+  0b00000000100100000000,
+  0b00000000100000000000,
+  0b00000001100000000000,
+  0b00000011110000000000,
+  0b00000010001000000000,
+  0b00000010001000000000,
+  0b00000001000100000000,
+  0b00000001000100000000,
+  0b00000000000000000000,
+};
+
+uint32_t gfx_03[20] = {
+  0b00000000000000010111,
+  0b00000000000000001111,
+  0b00000000000001001111,
+  0b00000000000000011111,
+  0b00000000000111100111,
+  0b00000000000100100111,
+  0b00000000000101101000,
+  0b00000000000111000001,
+  0b00000000001111000000,
+  0b00000000011101000010,
+  0b00000000010101000000,
+  0b00000000100101000000,
+  0b00000000000100100000,
+  0b00000000000100000000,
+  0b00000000001100000000,
+  0b00000000011110000000,
+  0b00000000010001000000,
+  0b00000000010001000000,
+  0b00000000001000100000,
+  0b00000000001000100000,
+};
+
+uint32_t gfx_04[20] = {
+  0b00000000000000010111,
+  0b00000000000000001111,
+  0b00000000000001001111,
+  0b00000000000000011111,
+  0b00000000000000000111,
+  0b10000000000000000111,
+  0b01000000000000111100,
+  0b01000000000000100101,
+  0b01000000000000101100,
+  0b01000000000000111010,
+  0b10000000000001111000,
+  0b00000000000011101000,
+  0b00000000000010101000,
+  0b00000000000100101000,
+  0b00000000000000100100,
+  0b00000000000000100000,
+  0b00000000000001100000,
+  0b00000000000011110000,
+  0b00000000000010001000,
+  0b00000000000010001000,
+};
+
+uint32_t gfx_05[20] = {
+  0b00000000000000010111,
+  0b00000000000000001111,
+  0b00000000000001001111,
+  0b00000000000000011111,
+  0b00000000000000000111,
+  0b01110000000000000111,
+  0b01001000000000010111,
+  0b01001000000000000101,
+  0b01001000000000000101,
+  0b01001000000000000111,
+  0b01110000000000001111,
+  0b00000000000000011101,
+  0b00000000000000010101,
+  0b00000000000000100101,
+  0b00000000000000000100,
+  0b00000000000000000100,
+  0b00000000000000001100,
+  0b00000000000000011110,
+  0b00000000000000010001,
+  0b00000000000000010001,
+};
+
+uint32_t gfx_06[20] = {
+  0b00000000000000000010,
+  0b00000000000000000001,
+  0b00000000000000001001,
+  0b00000000000000000011,
+  0b00000000000000000000,
+  0b11011100000000000000,
+  0b00010010000000000010,
+  0b10010010000000000000,
+  0b00010010000000000000,
+  0b00010010000000000000,
+  0b11011100000000000001,
+  0b00000000000000000011,
+  0b00000000000000000010,
+  0b00000000000000000100,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000001,
+  0b00000000000000000011,
+  0b00000000000000000010,
+  0b00000000000000000010,
+};
+
+uint32_t gfx_07[20] = {
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b10111011100000000000,
+  0b00100010010000000000,
+  0b00110010010000000000,
+  0b00100010010000000000,
+  0b00100010010000000000,
+  0b10111011100000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+};
+
+uint32_t gfx_08[20] = {
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b11101110111000000000,
+  0b10001000100100000000,
+  0b11001100100100000000,
+  0b10001000100100000000,
+  0b10001000100100000000,
+  0b11101110111000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+};
+
+uint32_t gfx_09[20] = {
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b01011101110111000000,
+  0b01010001000100100000,
+  0b01011001100100100000,
+  0b01010001000100100000,
+  0b01010001000100100000,
+  0b10011101110111000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+};
+
+uint32_t gfx_10[20] = {
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00010111011101110000,
+  0b00010100010001001000,
+  0b00010110011001001000,
+  0b01010100010001001000,
+  0b01010100010001001000,
+  0b10100111011101110000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+};
+
+uint32_t gfx_11[20] = {
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b01000101110111011100,
+  0b01000101000100010010,
+  0b01000101100110010010,
+  0b01010101000100010010,
+  0b01010101000100010010,
+  0b00101001110111011100,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+};
+
+uint32_t gfx_12[20] = {
+  0b00000000001000000000,
+  0b00000000001000000000,
+  0b00000000001000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b01000101110111011100,
+  0b01000101000100010010,
+  0b01000101100110010010,
+  0b01010101000100010010,
+  0b01010101000100010010,
+  0b00101001110111011100,
+  0b00000000001000100000,
+  0b00000000000000000000,
+  0b00000000000000000010,
+  0b01000000000000000000,
+  0b00000000000000000000,
+  0b00000001100000000000,
+  0b00000000000000000000,
+  0b10010000010000000000,
+  0b00000000000001000000,
+};
+
+uint32_t gfx_13[20] = {
+  0b00000000001010100100,
+  0b00001000011010010000,
+  0b00000000111001000000,
+  0b00000000000000000001,
+  0b00000010101000010000,
+  0b01000101111111011101,
+  0b01010101000100010010,
+  0b01000111100111011110,
+  0b01010101000100110111,
+  0b01010101000100010110,
+  0b01101001110111011100,
+  0b00000000011110110010,
+  0b00011000001100000000,
+  0b01001000000010001010,
+  0b01000000000010000011,
+  0b00100000000000010000,
+  0b00100001100001010000,
+  0b00000000000000000000,
+  0b11010000010000000000,
+  0b00000000000001000000,
+};
+
+uint32_t gfx_14[20] = {
+  0b00100000001111100100,
+  0b10011000111111010000,
+  0b00001000111101000000,
+  0b00110101011101000001,
+  0b00001010101101110000,
+  0b01110111111111111111,
+  0b01011111111101011010,
+  0b11010111110111111110,
+  0b01110101110110111111,
+  0b01111111000110110110,
+  0b11111011110111011111,
+  0b01110000011111110011,
+  0b10111101011101000001,
+  0b01011111001010111110,
+  0b01101000001011100011,
+  0b00110010000000011000,
+  0b10101011111011010110,
+  0b00001000000000110001,
+  0b11111111110110001110,
+  0b00100001100001000000,
+};
+
+uint32_t gfx_15[20] = {
+  0b01100000101111110111,
+  0b11011100111111011001,
+  0b00111110111101100000,
+  0b01110101111111110001,
+  0b10001111111111111000,
+  0b11110111111111111111,
+  0b01011111111111111010,
+  0b11110111110111111111,
+  0b01110111110111111111,
+  0b01111111101111110110,
+  0b11111111111111111111,
+  0b01111101011111110111,
+  0b10111101011111111111,
+  0b11111111111011111111,
+  0b01101000101011100111,
+  0b01110110111010011110,
+  0b10101011111111010110,
+  0b01111100000010111011,
+  0b11111111111111111110,
+  0b00110011110111011001,
+};
+
+uint32_t gfx_16[20] = {
+  0b11111111101111110111,
+  0b11011111111111111111,
+  0b01111111111101101111,
+  0b01111101111111111111,
+  0b10011111111111111101,
+  0b11111111111111111111,
+  0b11011111111111111011,
+  0b11110111111111111111,
+  0b11111111111111111111,
+  0b01111111111111110110,
+  0b11111111111111111111,
+  0b11111111111111110111,
+  0b10111111111111111111,
+  0b11111111111111111111,
+  0b11111111101011101111,
+  0b11111111111111011111,
+  0b11101111111111111110,
+  0b11111111101111111111,
+  0b11111111111111111111,
+  0b00110111111111111111,
+};
+
+uint32_t gfx_17[20] = {
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+  0b11111111111111111111,
+};
+
+uint32_t gfx_18[20] = {
+  0b01110111011101110111,
+  0b11111111111111111111,
+  0b11011111110111111101,
+  0b11111111111111111111,
+  0b01110111011101110111,
+  0b11111111111111111111,
+  0b11011101110111011101,
+  0b11111111111111111111,
+  0b01110111011101110111,
+  0b11111111111111111111,
+  0b11011111110111111101,
+  0b11111111111111111111,
+  0b01110111011101110111,
+  0b11111111111111111111,
+  0b11011101110111011101,
+  0b11111111111111111111,
+  0b01110111011101110111,
+  0b11111111111111111111,
+  0b11011111110111111101,
+  0b11111111111111111111,
+};
+
+uint32_t gfx_19[20] = {
+  0b01010101010101010101,
+  0b11111111111111111111,
+  0b01010101010101010101,
+  0b11111111111111111111,
+  0b01010101010101010101,
+  0b11111111111111111111,
+  0b01010101010101010101,
+  0b11111111111111111111,
+  0b01010101010101010101,
+  0b11111111111111111111,
+  0b01010101010101010101,
+  0b11111111111111111111,
+  0b01010101010101010101,
+  0b11111111111111111111,
+  0b01010101010101010101,
+  0b11111111111111111111,
+  0b01010101010101010101,
+  0b11111111111111111111,
+  0b01010101010101010101,
+  0b11111111111111111111,
+};
+
+uint32_t gfx_20[20] = {
+  0b01010101010101010101,
+  0b10101011101010111010,
+  0b01010101010101010101,
+  0b10101010101010101010,
+  0b01010101010101010101,
+  0b10111010101110101011,
+  0b01010101010101010101,
+  0b10101010101010101010,
+  0b01010101010101010101,
+  0b10101011101010111010,
+  0b01010101010101010101,
+  0b10101010101010101010,
+  0b01010101010101010101,
+  0b10111010101110101011,
+  0b01010101010101010101,
+  0b10101010101010101010,
+  0b01010101010101010101,
+  0b10101011101010111010,
+  0b01010101010101010101,
+  0b10101010101010101010,
+};
+
+uint32_t gfx_21[20] = {
+  0b01010101010101010101,
+  0b00100010001000100010,
+  0b01010101010101010101,
+  0b00001000000010000000,
+  0b01010101010101010101,
+  0b00100010001000100010,
+  0b01010101010101010101,
+  0b10000000100000001000,
+  0b01010101010101010101,
+  0b00100010001000100010,
+  0b01010101010101010101,
+  0b00001000000010000000,
+  0b01010101010101010101,
+  0b00100010001000100010,
+  0b01010101010101010101,
+  0b10000000100000001000,
+  0b01010101010101010101,
+  0b00100010001000100010,
+  0b01010101010101010101,
+  0b00001000000010000000,
+};
+
+uint32_t gfx_22[20] = {
+  0b00010001000100010001,
+  0b00000000000000000000,
+  0b01000101010001010100,
+  0b00000000000000000000,
+  0b00010001000100010001,
+  0b00000000000000000000,
+  0b01000100010001000100,
+  0b00000000000000000000,
+  0b00010001000100010001,
+  0b00000000000000000000,
+  0b01000101010001010100,
+  0b00000000000000000000,
+  0b00010001000100010001,
+  0b00000000000000000000,
+  0b01000100010001000100,
+  0b00000000000000000000,
+  0b00010001000100010001,
+  0b00000000000000000000,
+  0b01000101010001010100,
+  0b00000000000000000000,
+};
+
+uint32_t gfx_23[20] = {
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000111010101100000,
+  0b00000010010101000000,
+  0b00000010011101100000,
+  0b00000010010101000000,
+  0b00000010010101100000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b11111011000110111100,
+  0b11111011100110111110,
+  0b11000011110110110111,
+  0b11000011110110110011,
+  0b11110011110110110011,
+  0b11110011011110110011,
+  0b11000011011110110011,
+  0b11000011011110110111,
+  0b11111011001110111110,
+  0b11111011001110111100,
+};
+
+uint32_t gfx_24[20] = {
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b00000111010101100000,
+  0b00000010010101000000,
+  0b00000010011101100000,
+  0b00000010010101000000,
+  0b00000010010101100000,
+  0b00000000000000000000,
+  0b00000000000000000000,
+  0b11111011000110111100,
+  0b11111011100110111110,
+  0b11000011110110110111,
+  0b11000011110110110011,
+  0b11110011110110110011,
+  0b11110011011110110011,
+  0b11000011011110110011,
+  0b11000011011110110111,
+  0b11111011001110111110,
+  0b11111011001110111100,
+};
+
+uint32_t* frames[24] = {
+  gfx_01,
+  gfx_02,
+  gfx_03,
+  gfx_04,
+  gfx_05,
+  gfx_06,
+  gfx_07,
+  gfx_08,
+  gfx_09,
+  gfx_10,
+  gfx_11,
+  gfx_12,
+  gfx_13,
+  gfx_14,
+  gfx_15,
+  gfx_16,
+  gfx_17,
+  gfx_18,
+  gfx_19,
+  gfx_20,
+  gfx_21,
+  gfx_22,
+  gfx_23,
+  gfx_24,
+};

firmware/src/main.cpp

@@ -1,4 +1,5 @@
 #include <Arduino.h>
+#include "gfx.h"
 
 #define COL_SER 0
 #define COL_OE 26
@@ -12,35 +13,13 @@
 #define ROW_SRCLK 5
 #define ROW_SRCLR 4
 
-#define ROW_COUNT 24
-#define COL_COUNT 21
+#define ROW_COUNT 20 //24
+#define COL_COUNT 20 //21
 
-uint32_t demo_pic[ROW_COUNT] = {
-  0b111011001001111011110,
-  0b010010101010000010000,
-  0b010010101001110011100,
-  0b010010011000001010000,
-  0b111010001011110011110,
-  0b000000000000000000000,
-  0b111001110001110001100,
-  0b100100100001001010010,
-  0b111000100001110011110,
-  0b100100100001001010010,
-  0b100100100001110010010,
-  0b000000000000000000000,
-  0b111000001100111001000,
-  0b100100010010100101000,
-  0b100100011110111001000,
-  0b100100010010100001000,
-  0b111000010010100001110,
-  0b000000000000000000000,
-  0b111100100101110111000,
-  0b100000100101000100100,
-  0b111000111101100111000,
-  0b100000100101000100100,
-  0b111100100101110100100,
-  0b000000000000000000000,
-};
+uint8_t frameIndex = 0;
+uint16_t frameLastChangedAt;
+
+#define MS_PER_FRAME 150
 
 void printOut() {
     Serial.println("------");
@@ -120,7 +99,9 @@ void setup() {
 
   digitalWrite(ROW_OE, LOW);
 
-  // printOut();
+  // clear frames
+  frameIndex = 0;
+  frameLastChangedAt = millis();
 }
 
 void loop() {
@@ -129,7 +110,7 @@ void loop() {
     printOut();
   }
 
-  auto b4 = millis();
+  uint32_t *frame = frames[frameIndex];
 
   // clear columns
   digitalWrite(COL_SRCLR, LOW);
@@ -152,10 +133,16 @@ void loop() {
       digitalWrite(COL_SRCLK, LOW);
     }
 
+    // clear row
+    digitalWrite(ROW_SRCLR, LOW);
+    digitalWrite(ROW_SRCLK, HIGH);
+    digitalWrite(ROW_SRCLK, LOW);
+    digitalWrite(ROW_SRCLR, HIGH);
+
     // set column with rows' data
     for (int y = 0; y < ROW_COUNT; y++) {
       // get value
-      bool pxValue = demo_pic[ROW_COUNT - 1 - y] & (1 << ((COL_COUNT - 1) - x));
+      bool pxValue = frame[ROW_COUNT - 1 - y] & (1 << ((COL_COUNT - 1) - x));
       digitalWrite(ROW_SER, pxValue);
       // push value
       digitalWrite(ROW_SRCLK, HIGH);
@@ -172,4 +159,13 @@ void loop() {
     // enable rows after latch
     digitalWrite(ROW_OE, LOW);
   }
+
+  // next frame
+  if (millis() - frameLastChangedAt > MS_PER_FRAME) {
+    frameLastChangedAt = millis();
+    frameIndex++;
+    if (frameIndex == GFX_COUNT) {
+      frameIndex = 0;
+    }
+  }
 }