52
Display
Function
Command
Contrast control
0x82 0x41 or 0x82 0x61,
“1””C” to “E”“ 4” | “+” | “ -” | “r” | “R” | “?”
“1” “C” = 0
“E” “4” = 100
“+” = increment contrast control
“-“ = decrement contrast control
“r” or “R” = reset contrast control to “8” “0” = 50
“?” = query contrast control
MCC Command Example
Byte #1 Byte #2 Byte #3 Byte #4 Byte #5 Byte #6 Byte #7 Byte #8 Byte #9 Byte #10 Byte #11 Byte #12
0x07
0xFF
0x4D
0x43
0x43
0x04
0x22
0x82
0x41
0x34
0x45
0xC3
Acknowledge Response
Byte #1 Byte #2 Byte #3 Byte #4 Byte #5 Byte #6 Byte #7 Byte #8 Byte #9 Byte #10 Byte #11
0x06
0xFF
0x4D
0x43
0x43
0x06
0x21
0x82
0x41
0x34
0x45
Byte #12 Byte #13 Byte #14
0x34
0x45
0x4A
“1””C” to “E”“4” = Contrast control
“1” “C” = 0
“8” “0” = 50
“E” “4” = 100