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Question 10.4: Write a program for the 8051 to receive bytes of data serial...

Write a program for the 8051 to receive bytes of data serially, and put them in P1, set the baud rate at 4800, 8-bit data, and 1 stop bit

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MOV   TMOD,#20H         ;timer 1,mode 2(auto reload)
MOV   TH1,#-6                  ;4800 baud rate
MOV   SCON,#50H          ;8-bit, 1 stop, REN enabled
SETB   TR1                         ;start timer 1

HERE:          JNB     RI,HERE                 ;wait for char to come in

MOV   A,SBUF                   ;saving incoming byte in A
MOV   P1,A                         ;send to port 1
CLR    RI                             ;get ready to receive next

;byte

SJMP  HERE                     ;keep getting data

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