why micro controller 8051/52's clock frequency is
internally divide by 12 ??

and why it is further divide by 32 in UART serial
communication ??



why micro controller 8051/52's clock frequency is internally divide by 12 ?? and why it is..

Answer / arun

to execute one bit of instruction the microcontroler takes the 12 clock
pulses
and to execute the one charcter it takes 32 clock pulses .so it is divided.

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