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MOTOROLA
Page iii
TABLE OF CONTENTS
SECTION 1
GENERAL DESCRIPTION ..............................................1
FEATURES.................................................................................1
MASK OPTIONS ........................................................................2
PIN ASSIGNMENTS...................................................................2
MCU STRUCTURE ....................................................................8
FUNCTIONAL PIN DESCRIPTION............................................9
V
BATT
.....................................................................................9
V
DD
AND V
SS
........................................................................9
V
SSA1
.....................................................................................9
V
SSA2
.....................................................................................9
V
CCA
......................................................................................9
V
REFH
AND V
REFL
.................................................................9
OSC1, OSC2.......................................................................10
RESET ................................................................................11
IRQ (MASKABLE INTERRUPT REQUEST).......................11
PA0-PA7..............................................................................11
PB0-PB5, PB6/TCMP, PB7/TCAP......................................11
PC0-PC7.............................................................................11
AD0-AD7 / PD0-PD7: AD8-AD15/PE0-PE7........................12
PWM....................................................................................12
PF0/SS, PF1/SCK, PF2/MOSI, PF3/MISO .........................12
BUS, LOAD, REXT1, REXT2..............................................12
V
IGN
.....................................................................................12
MEMORY MAP ..............................................................13
SINGLE-CHIP MODE MEMORY MAP.....................................13
I/O AND CONTROL REGISTERS............................................13
RAM..........................................................................................14
ROM .........................................................................................15
EEPROM..................................................................................15
1.1
1.2
1.3
1.4
1.5
1.5.1
1.5.2
1.5.3
1.5.4
1.5.5
1.5.6
1.5.7
1.5.8
1.5.9
1.5.10
1.5.11
1.5.12
1.5.13
1.5.14
1.5.15
1.5.16
1.5.17
SECTION 2
2.1
2.2
2.3
2.4
2.5
SECTION 3
EEPROM........................................................................21
EEPROM PROGRAMMING REGISTER $1C..........................21
CPEN - Charge Pump Enable.............................................21
ER1:ER0 - Erase Select Bits...............................................21
LATCH.................................................................................22
EERC - EEPROM RC Oscillator Control.............................22
EEPGM - EEPROM Programming Power Enable...............22
OPERATION IN STOP AND WAIT...........................................24
3.1
3.1.1
3.1.2
3.1.3
3.1.4
3.1.5
3.2
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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