
Technical Data
M68HC11K Family
30
General Description
MOTOROLA
General Description
Figure 1-2. M68HC11KS Family Block Diagram
IC1
IC2
IC3
CPU
PD5
PD4
PD3
PD2
PD1
PD0
PO
R
T
D
DRD
SCI
SPI
SCK
MOSI
MISO
TxD
RxD
PORT G
MODE
CONTROL
CLOCK LOGIC
OSCILLATOR
EXTAL
XTAL
E
INTERRUPT
LOGIC
RESET
R/W
DDRG
PORT C
DDRC
PO
R
T
A
PAI/OC1
PULSE ACCUMULATOR
COP
PERIODIC INTERRUPT
DDR
A
DATA BUS
PE7
PE6
PE5
PE4
PE3
PE2
PE1
PE0
PO
R
T
E
A/D
CONVERTER
PORT H
DDRH
MC68HC11KS2
640 BYTES EEPROM
PWMs
XOUT
DDRF
AN7
AN6
AN5
AN4
AN3
AN2
AN1
AN0
SS
MODA/
TIMER
SYSTEM
MODB/
VSTBY
IRQ
XIRQ/VPP
(2)
PORT F
DDRB
PORT B
VRH VRL
AVDD AVSS
LIR
OC2/OC1
OC3/OC1
OC4/OC1
IC4/OC5/OC1
VDD
VSS
PB
7
PB
6
PB
5
PB
4
PB
3
PB
2
PB
1
PB
0
PF
7
PF
6
PF
5
PF
4
PF
3
PF
2
PF
1
PF
0
PC
7
PC
6
PC
5
PC
4
PC
3
PC
2
PC
1
PC
0
PG
7
PH
3
PH
2
PH
1
PH
0
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
A
D
DR1
5
A
D
DR1
4
A
D
DR1
3
A
D
DR1
2
A
D
DR1
1
A
D
DR1
0
A
D
DR9
A
D
DR8
A
D
DR7
A
D
DR6
A
D
DR5
A
D
DR4
A
D
DR3
A
D
DR2
A
D
DR1
A
D
DR0
PW
4
PW
3
PW
2
PW
1
ADDRESS BUS
DA
TA
7
DA
TA
6
DA
TA
5
DA
TA
4
DA
TA
3
DA
TA
2
DA
TA
1
DA
TA
0
Notes:
32 KBYTES ROM/EPROM
MC68HC11KS2
1 KBYTES RAM
WITH SLOW MODE
1. The configuration shown in this diagram is the MC68HC11KS2.
2. VPP applies only to EPROM devices.
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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