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XTAL
EXTAL
IRQ
XIRQ
RESET
INTERRUPT
LOGIC
E
MODA/
LIR
4XOUT
MODE
CONTROL
MODB/
STBY
OSCILLATOR
PULSE
ACCUMULATOR
COP
PA7
PAI/OC1
V
CLOCK
LOGIC
A/D
PA6
PA5
PA4
PA3
PA2
PA1
PA0
OC2/OC1
OC3/OC1
OC4/OC1
OC5/IC4/OC1
IC1
IC2
IC3
CONVERTER
TIMER
SYSTEM
AN7
AN6
AN5
AN4
AN3
AN2
AN1
AN0
PE7
PE6
PE5
PE4
PE3
PE2
PE1
PE0
P O RT A
P
PERIODIC
INTERRUPT
P
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
ADDR15
ADDR14
ADDR13
ADDR12
ADDR11
ADDR10
ADDR9
V
V
V
RH
RH
V
RL
RL
V
DD
ADDR8
V
SS
CHIP
SELECTS
PF7
PF6
PF5
PF4
PF3
PF2
PF1
PF0
ADDR7
ADDR6
ADDR5
ADDR4
ADDR3
ADDR2
ADDR1
ADDR0
CSPROG
CSGEN
CSIO1
PG7
PG6
PG5
PG4
PG3
PG2
PG1
PG0
1024
BYTES
RAM
512
BYTES
EEPROM
CSIO2
CPU
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
DATA7
DATA6
DATA5
DATA4
DATA3
DATA2
DATA1
DATA0
SS
SCK
MOSI
MISO
PD5
PD4
PD3
PD2
SPI
TxD
SCI
PD1
PD0
RxD
R/W
R/W
Figure 1-1 MC68HC11F1 Block Diagram
INTRODUCTION
MC68HC11F1
1-2
TECHNICAL DATA
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