
INTRODUCTION
1-2
Expanded non-multiplexed data/address buses give access to a total address space of 64
kilobytes
Maximum of seven 8-bit, one 6-bit and one 4-bit I/O ports
2 separate 16-bit timers, each with its own E-clock divider circuitry
External clock option on Timer 2
4 output compare (OC), 3 input capture (IC) and 3 selectable OC/IC channels
4 PWM timers, each with its own counter and programmable period and duty cycle
Dual event counter featuring phase-shifter, pulse accumulator, periodic timer and 256 clock
divider
8-channel, 10-bit A/D converter with 1, 4 and 8-channel scanning modes
COP watchdog timer and clock monitor
Serial I/O system incorporating asynchronous NRZ and synchronous SPI
Single Chip, Expanded, Bootstrap and Test modes of operation
84-pin PLCC package (quad surface mount plastic)
Interrupts
Mode
Select
Oscillator
Periodic
Interrupt
COP
Watchdog
Timer
Pulse
Accumulator
A/D
Converter
DDR
A
Por
tA
DDR
E
Por
tE
PE7/AN8
PE0/AN1
PE6/AN7
PE4/AN5
PE5/AN6
PE3/AN4
PE2/AN3
PE1/AN2
PA7/PAI
PA0/IC3
PA6/OC2
PA4/OC4
PA5/OC3
PA3/OC5/IC4
PA2/IC1
PA1/IC2
PAI
IC3
OC2
OC4
OC3
OC5/IC4
IC1
IC2
OC1
V
Por t F
PF7/A7
PF0/A0
PF6/A6
PF4/A4
PF5/A5
PF3/A3
PF2/A2
PF1/A1
Por t B
PB7/A15
PB0/A8
PB6/A14
PB4/A12
PB5/A13
PB3/A11
PB2/A10 PB1/A9
Non-multiplexed Address/Data Bus
PG7
PG0
PG6
PG4
PG5
PG3
PG2
PG1
Por
tG
DDR
G
PH7/MRDY
PH0/PW1
PH6/EVO
PH4/EVI2
PH5/EVI1
PH3/PW4
PH2/PW3
PH1/PW2
Por
tH
DDR
H
MRDY
EV0
PW1
EV1
EV2
PW3
PW2
Event
Counter
PWM
Timer
MODA/LIR
MODB/V
XTAL
EXTAL
E
PD0/RXD
PD4/SCK
PD5/SS
PD3/MOSI
PD2/MISO
PD1/TXD
Por
tD
DDR
D
SS
SCK
MISO
MOSI
TXD
RXD
SPI
SCI
3 x V
ROM
16K bytes
RAM
512 bytes
DDR C
Por t C
PC7/D7
PC0/D0
PC6/D6
PC4/D4
PC5/D5
PC3/D3 PC2/D2
PC1/D1
R/W
M68HC11
CPU
DDR
J
Por
tJ
PJ0/TCK
PJ3
PJ2/OC7/IC6
PJ1/OC6/IC5
OC7/IC6
TCK
OC6/IC5
RESET
HALT
XIRQ
IRQ
kam
DD
SS
r h
r l
Figure 1-1. Functional Block Diagram
Freescale
Semiconductor,
I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
nc.
..
Because
of
an
order
from
the
United
States
International
Trade
Commission,
BGA-packaged
product
lines
and
part
numbers
indicated
here
currently
are
not
available
from
Freescale
for
import
or
sale
in
the
United
States
prior
to
September
2010:
MC68HC11G5,
MC68HC11G7,
MC68HC711G5