Make display controlled via uart

scripts/image.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env python3
+
+import tlay2_client
+import struct
+from PIL import Image
+
+def send_image(img):
+    img = img.convert("1")
+    w,h = img.size
+    if w != 200 or h != 128:
+        raise Exception("bad format")
+
+
+    data = []
+    for i in range(h//8):
+        data.append(bytearray([255])*w)
+    for x in range(w):
+        for y in range(h):
+            if img.getpixel((x,y)) == 0:
+                data[y//8][x] &= ~(1<<(7-y%8))
+    
+    a=tlay2_client.Tlay2_msg(2)
+    for i in range(len(data)):
+        line = data[i]
+        for j in range(0, len(line), 32):
+            chunk = line[j:j+32]
+            a.msg(struct.pack("<H",96+j+i*(296//8)*8)+chunk)
+    
+if __name__ == "__main__":
+    import sys
+    send_image(Image.open(sys.argv[1]))