w78e58 Winbond Electronics Corp America, w78e58 Datasheet - Page 6

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w78e58

Manufacturer Part Number
w78e58
Description
8-bit Microcontroller
Manufacturer
Winbond Electronics Corp America
Datasheet

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BLOCK DIAGRAM
P1.0
P1.7
P3.0
P3.7
P4.0
P4.3
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INT2
INT3
Port
1
Port
Port
3
4
Interrupt
UART
Port 3
Port 4
Port 1
Latch
Timer
Timer
Timer
Latch
Latch
2
0
1
XTAL1
Oscillator
XTAL2
PSW
Bus & Clock
Instruction
Sequencer
Controller
Decoder
ALE
ACC
&
T1
PSEN
ALU
Reset Block
SFR RAM
RAM & SFR
Address
- 6 -
256 bytes
RST
T2
B
Pointer
Stack
Power Control
Vcc
Vss
Temp Reg.
Addr. Reg.
Incrementor
DPTR
PC
Port 0
Latch
Port 2
Latch
Port
Port
2
0
W78E58
P0.0
P0.7
P2.0
P2.7
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