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P2.0
P2.7
P0.0
P0.7
XTAL1
XTAL2
ALE
PSEN
EA
RESET
P1.0
P1.7
P3.0
TH1
P3.7
PCHL
PCLL
16K WORDS x 8BITS
PCH
PCL
SENSE AMP
T2CON
TL2
TH2
RCAP2L
RCAP2H
TIMER/
COUNTER 2
TL1
TH0
TL0
TIMER/COUNTER 0 & 1
DPH
CONTROL SIGNAL
ROM
DPL
SP
R/W AMP
ACC
RAM
RAMDP
256 WORDS
x 8BITS
PSW
TMOD
TCON
IE
INTERRUPT
R/W
SIGNAL
SPECIAL
FUNCTION
PLA
REGISTER
ADDRESS
DECODER
IR
AIR
C-ROM
TR1
TR2
ALU
IP
SBUF(T)
SBUF(R)
SCON
SERIAL IO
BR
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