MC68HC912DT128A/D
MC68HC912DT128A
MC68HC912DG128A
Technical Data
Rev 2.0
June 12, 2001
Revision History
Revision History
This section lists the revision history of the document since the first
release. Data for previous internal drafts is unavailable.
Changes from Rev 1.0 to Rev 2.0
Section
Page (in Rev 2.0)
28, 29
31
33
Pinout and Signal
Descriptions
33
Description of change
Figures 4 and 5, pin 97 changed to TEST and note added.
Text added about connection of power supplies.
Note about non-standard oscillator circuit expanded.
DC bias capacitor added to
Figure 8
and notes added to cover DC
bias.
Text added in
Table 6
and Port CAN pin descriptions about
non-connection of TxCAN pins when MSCAN modules are not
used.
CD bit name corrected in ATD0CTL5 and ATD1CTL5.
New section added ‘EEPROM
Selective Write More Zeros’
Major rewrite of
Limp-Home and Fast STOP Recovery modes.
System Clock Frequency Formulae
updated for clarification.
Figure 18
modified for clarification.
Figure 21
modified for clarification.
Figure 28
modified for clarification.
Shading removed from CC bit in
Table 54.
CD bit name corrected.
39, 45
Registers
EEPROM
53, 58
102
141
to
158
159
Clock Functions
160
163
Enhanced Capture
Timer
Analog-To-Digital
Converter
192
321
320, 321
MC68HC912DT128A Rev 2.0
MOTOROLA
Revision History
3
Revision History
Section
Page (in Rev 2.0)
351, 352
359
Description of change
Preliminary notes removed.
EEPROM Programming Maximum Time to ‘AUTO’ Bit Set and
EEPROM Erasing Maximum Time to ‘AUTO’ Bit Set added to
Table 73.
Several values in
Table 78
updated.
Changed note after
Table 73
and
Table 74
to read ‘
Based on the
average life time operating temperature of 70°C.’
Electrical
Characteristics
367
359
Appendix A:
MC68HC912DT128A
Appendix B: CGM
Practical Aspects
375
New section added ‘2d.
EEPROM Selective Write More Zeros’.
New section added ‘6.
Port ADx’.
New section added ‘7.
ATD’.
New section added ‘DC
Bias’.
378
Changes from first version (internal release, no revision number) to Rev 1.0
Section
General Description
EEPROM
MSI
Page (in Rev 1.0)
21
109
236
Description of change
Ordering Information updated.
Addition of Caution regarding attempts to erase or program
protected locations.
Clarification of SP0DR register state on reset.
MC68HC912DT128A Rev 2.0
4
Revision History
MOTOROLA
List of Sections
List of Sections
Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
List of Sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Table of Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Central Processing Unit . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Pinout and Signal Descriptions . . . . . . . . . . . . . . . . . . . . 27
Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Resource Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Bus Control and Input/Output . . . . . . . . . . . . . . . . . . . . 83
Flash EEPROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
EEPROM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Resets and Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
I/O Ports With Key Wake-Up . . . . . . . . . . . . . . . . . . . . . 127
Clock Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
© Motorola, Inc., 2000
MOTOROLA
List of Sections
MC68HC912DT128A Rev 2.0
5
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