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Baud Rate Calculator

Divider, actual baud rate & error for microcontrollers

Teiler: 9Actually:111111.11Error:-3.549%
BaudrateDivisor (exact)Divisor (rounded)Actually (Bd)Error %Bitzeit (µs)Byte Time 8N1 (µs)
3003333.33333333300.03+0.01%333333330
1200833.33338331200.48+0.04%8338330
2400416.66674172398.08-0.08%4174170
4800208.33332084807.69+0.16%2082080
9600104.16671049615.38+0.16%1041040
1920052.08335219230.77+0.16%52520
3840026.04172638461.54+0.16%26260
5760017.36111758823.53+2.124%17170
1152008.68069111111.11-3.549%990
2304004.34034250000+8.507%440
250000442500000%440
4608002.17012500000+8.507%220
500000225000000%220
9216001.085111000000+8.507%110
10000001110000000%110
20000000.511000000-50%110

Formula: Divisor = f_cpu / (Oversampling × Baudrate)