Character Codes

The split-flap display uses character codes to represent letters, numbers, symbols, and weather icons. This reference lists all available codes.

Letters (Codes 1–26)

Code	Character		Code	Character
1	A		14	N
2	B		15	O
3	C		16	P
4	D		17	Q
5	E		18	R
6	F		19	S
7	G		20	T
8	H		21	U
9	I		22	V
10	J		23	W
11	K		24	X
12	L		25	Y
13	M		26	Z

Numbers (Codes 27–36)

Code	Character
27	1
28	2
29	3
30	4
31	5
32	6
33	7
34	8
35	9
36	0

Special Characters

Code	Character	Description
0		Blank/Space
37	!	Exclamation
38	@	At sign
39	#	Hash
40	$	Dollar
41	(	Open paren
42	)	Close paren
44	-	Hyphen
46	+	Plus
47	&	Ampersand
48	=	Equals
49	;	Semicolon
50	:	Colon
52	'	Apostrophe
53	"	Quote
54	%	Percent
55	,	Comma
56	.	Period
59	/	Slash
60	?	Question
62	°	Degree

Color Codes (63–70)

These codes display solid colored tiles:

Code	Color	Common Use
63	🟥 Red	Alerts, hot temperatures
64	🟧 Orange	Warm temperatures
65	🟨 Yellow	Comfortable, warnings
66	🟩 Green	Good status, success
67	🟦 Blue	Cold temperatures
68	🟪 Violet	Very cold, accents
69	⬜ White	Backgrounds
70	⬛ Black	Backgrounds

See the Color Guide for detailed usage.

Weather Symbols

The board approximates weather icons using available characters:

Character	Weather Condition
*	☀️ Sunny / Clear
%	⛅ Partly Cloudy
O	☁️ Cloudy / Overcast
/	🌧️ Rain
!	⛈️ Thunderstorm
~	🌫️ Fog

Using Character Codes in Code

from src.board_chars import BoardChars

# Convert text to character codes
codes = BoardChars.text_to_codes("HELLO")
# Result: [8, 5, 12, 12, 15]

# Convert codes back to text
text = BoardChars.codes_to_text([8, 5, 12, 12, 15])
# Result: "HELLO"

Board Dimensions

The display is a grid of 6 rows × 22 columns = 132 characters total.

Next Steps

• Color Guide — Detailed color usage and examples
• Page Editor — Creating content for the board