200 = 0b11001000
72 = 0b01001000
Looks like you are missing the high-order bit, right? Maybe check if you are sending 7 or 8 bits.
200 = 0b11001000
72 = 0b01001000
Looks like you are missing the high-order bit, right? Maybe check if you are sending 7 or 8 bits.