W78E54 Ver la hoja de datos (PDF) - Winbond
Número de pieza
componentes Descripción
Lista de partido
W78E54 Datasheet PDF : 23 Pages
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W78E54
P1.0
~
Port
P1.7
1
Port 1
Latch
INT2
INT3
Interrupt
Timer
2
Timer
0
Timer
1
UART
P3.0
~
Port
P3.7
3
Port 3
Latch
ACC
T1
B
T2
PSW
Stack
ALU
Pointer
Instruction
Decoder
&
Sequencer
SFR RAM
Address
256 bytes
RAM & SFR
Port 0
Latch
DPTR
Temp Reg.
PC
Incrementor
Addr. Reg.
P4.0
~
P4.3
Port
4
Port 4
Latch
Bus & Clock
Controller
Port 2
Latch
Oscillator
Reset Block Power control
XTAL1 XTAL2 ALE PSEN RST
Vcc
Vss
Port
0
P0.0
~
P0.7
P2.0
Port
2
~
P2.7
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