MC68HC908AT32
—
Rev. 2.0
General Release Specification
MOTOROLA
List of Figures
29
L
G
R
General Release Specification — MC68HC908AT32
List of Figures
Figure
Title
Page
1-1
MCU Block Diagram for the MC68HC08AZ32
Emulator (64-Pin QFP) . . . . . . . . . . . . . . . . . . . . . . . . . .46
MCU Block Diagram for the MC68HC08AS20
Emulator (52-Pin PLCC) . . . . . . . . . . . . . . . . . . . . . . . . .47
MC68HC08AZ32 Emulator (64-Pin QFP) . . . . . . . . . . . . . .48
MC68HC08AS20 (52-Pin PLCC) . . . . . . . . . . . . . . . . . . . . .49
1-2
1-3
1-4
2-1
2-2
Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
Control, Status, and Data Registers. . . . . . . . . . . . . . . . . . .64
4-1
4-2
FLASH Control Register (FLCR) . . . . . . . . . . . . . . . . . . . . .78
FLASH Block Protect Register (FLBPR) . . . . . . . . . . . . . . .83
5-1
5-2
5-3
EEPROM Control Register (EECR) . . . . . . . . . . . . . . . . . . .92
EEPROM Nonvolatile Register (EENVR). . . . . . . . . . . . . . .94
EEPROM Array Control Register (EEACR) . . . . . . . . . . . . .94
6-1
6-2
6-3
6-4
6-5
6-6
CPU Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99
Accumulator (A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99
Index Register (H:X). . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100
Stack Pointer (SP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .101
Program Counter (PC) . . . . . . . . . . . . . . . . . . . . . . . . . . . .101
Condition Code Register (CCR). . . . . . . . . . . . . . . . . . . . .102
7-1
7-2
7-3
7-4
7-5
SIM Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .117
CGM Clock Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119
External Reset Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . .121
Internal Reset Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . .122
Sources of Internal Reset. . . . . . . . . . . . . . . . . . . . . . . . . .122
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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