8051 microprocessor code

sbit CommonDirection = P2^0;

sbit B256Clk = P2^1;

sbit B265Clk = P2^2;

#define CLOCKWISE 0

#define COUNTER_CLOCKWISE 1

#define B256_RIGHT 'a'

#define B256_LEFT 'b'

#define B265_RIGHT 'c'

#define B265_LEFT 'd'

void

main()

{

for(;;)

{

switch(ReceiveSerial())

{

case B256_LEFT :

CommonDirection = CLOCKWISE;

B256Clk = 1;

Delay(250);

B256Clk = 0;

break;

case B256_RIGHT :

CommonDirection = COUNTER_CLOCKWISE;

B256Clk = 1;

Delay(250);

B256Clk = 0;

break;

}

}

}

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