seven constant
Characters that can be displayed on 7-segment display.
Implementation
static const seven = <String, int>{
' ': 0x00,
'0': 0x7E,
'1': 0x30,
'2': 0x6D,
'3': 0x79,
'4': 0x33,
'5': 0x5B,
'6': 0x5F,
'7': 0x70,
'8': 0x7F,
'9': 0x7B,
'A': 0x77,
'b': 0x1F,
'C': 0x4E,
'c': 0x0D,
'd': 0x3D,
'E': 0x4F,
'F': 0x47,
'G': 0x5E,
'H': 0x37,
'I': 0x06,
'J': 0x3C,
'L': 0x0E,
'n': 0x15,
'O': 0x7E,
'o': 0x1D,
'P': 0x67,
'q': 0x73,
'r': 0x05,
'S': 0x5B,
't': 0x0F,
'U': 0x3E,
'u': 0x1C,
'y': 0x3B,
'-': 0x01,
'_': 0x08,
};