mc68hc916y3 Freescale Semiconductor, Inc, mc68hc916y3 Datasheet - Page 6

• Manufacturer Part Number: mc68hc916y3
• Description: Mc68hc16y3 16 Bit Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

5.5.1.7
5.5.1.8
5.5.1.9
5.5.1.10
5.5.1.11
5.5.2
5.5.3
5.5.4
5.5.5
5.6
5.6.1
5.6.2
5.6.2.1
5.6.2.2
5.6.3
5.6.4
5.6.4.1
5.6.4.2
5.6.5
5.6.5.1
5.6.5.2
5.6.5.3
5.6.6
5.6.6.1
5.7
5.7.1
5.7.2
5.7.3
5.7.3.1
5.7.3.2
5.7.3.3
5.7.3.4
5.7.3.5
5.7.3.6
5.7.3.7
5.7.3.8
5.7.4
5.7.5
5.7.5.1
5.7.5.2
5.7.6
vi
MOTOROLA
Bus Operation ......................................................................................... 5-28
Reset ....................................................................................................... 5-40
Dynamic Bus Sizing ........................................................................ 5-25
Operand Alignment ......................................................................... 5-27
Misaligned Operands ...................................................................... 5-27
Operand Transfer Cases ................................................................. 5-27
Synchronization to CLKOUT ........................................................... 5-29
Regular Bus Cycle ........................................................................... 5-29
Fast Termination Cycles .................................................................. 5-31
CPU Space Cycles .......................................................................... 5-32
Bus Exception Control Cycles ......................................................... 5-35
External Bus Arbitration ................................................................... 5-38
Reset Exception Processing ........................................................... 5-40
Reset Control Logic ......................................................................... 5-40
Operating Configuration Out of Reset ............................................. 5-41
MCU Module Pin Function During Reset ........................................ 5-50
Pin State During Reset .................................................................... 5-51
Reset Timing ................................................................................... 5-52
Function Codes ....................................................................... 5-24
Data Size Acknowledge Signals ............................................. 5-24
Bus Error Signal ...................................................................... 5-25
Halt Signal ............................................................................... 5-25
Autovector Signal .................................................................... 5-25
Read Cycle .............................................................................. 5-30
Write Cycle .............................................................................. 5-30
Breakpoint Acknowledge Cycle ............................................... 5-33
LPSTOP Broadcast Cycle ....................................................... 5-34
Bus Errors ............................................................................... 5-36
Double Bus Faults ................................................................... 5-37
Halt Operation ......................................................................... 5-37
Show Cycles ........................................................................... 5-39
Address and Data Bus Pin Functions ..................................... 5-42
Data Bus Mode Selection ........................................................ 5-43
16-Bit Expanded Mode ............................................................ 5-45
8-Bit Expanded Mode .............................................................. 5-47
Single-Chip Mode .................................................................... 5-48
Clock Mode Selection ............................................................. 5-48
Breakpoint Mode Selection ..................................................... 5-49
Emulation Mode Selection ...................................................... 5-49
Reset States of SCIM2 Pins .................................................... 5-51
Reset States of Pins Assigned to Other MCU Modules .......... 5-52
Freescale Semiconductor, Inc.
For More Information On This Product,
TABLE OF CONTENTS
Go to: www.freescale.com
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MC68HC16Y3/916Y3
USER’S MANUAL