IC80LV52 Datasheet, PDF (4/22 Pages) Integrated Circuit Solution Inc – CMOS SINGLE CHIP LOW VOLTAGE 8-BIT MICROCONTROLLER

IC80LV52
IC80LV32
VCC
GND
P2.0-P2.7
P2
DRIVERS
RAM ADDR
REGISTER
ADDRESS
DECODER
& 256
BYTES RAM
P2
LATCH
P0.0-P0.7
P0
DRIVERS
P0
LATCH
ADDRESS 2 LOCK BITS
DECODER
&
&
32 BYTES
8K ROM ENCRYPTION
B
REGISTER
STACK
POINT
PCON SCON
T2CON TH0
TL1 TH2
RCAP2L SBUF
TMOD TCON
TL0 TH1
TL2 RCAP2H
IE
IP
INTERRUPT
SERIAL PORT
AND TIMER BLOCK
ACC
TMP2
TMP1
ALU
PSW
PSEN
ALE
RST
EA
TIMING
AND
CONTROL
OSCILLATOR
XTAL1
XTAL2
P3
LATCH
P3
DRIVERS
P1
LATCH
P1
DRIVERS
P3.0-P3.7
P1.0-P1.7
PROGRAM
ADDRESS
REGISTER
PROGRAM
COUNTER
PC
INCREMENTER
BUFFER
DPTR
Figure 4. IC80LV52/32 Block Diagram
4
Integrated Circuit Solution Inc.
MC006-0B