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PDF MC68EC000 Data sheet ( Hoja de datos )
| Número de pieza | MC68EC000 | |
| Descripción | Core Processor (SCM 68000) | |
| Fabricantes | Motorola Semiconductors | |
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Freescale Semiconductor, Inc.
EC000 Core Processor
(SCM68000)
User’s Manual
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding
the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and
specifically disclaims any and all liability, including without limitation consequential or incidental damages. "Typical" parameters can and do vary in different
applications. All operating parameters, including "Typicals" must be validated for each customer application by customer's technical experts. Motorola does not
convey any license under its patent rights nor the rights of others. Motorola products are not designed, intended, or authorized for use as components in systems
intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the Motorola
product could create a situation where personal injury or death may occur. Should Buyer purchase or use Motorola products for any such unintended or
unauthorized application, Buyer shall indemnify and hold Motorola and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims,
costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such
unintended or unauthorized use, even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part. Motorola and are
µ
registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer.
© MOTOROLA, 1995
For More Information On This Product,
Go to: www.freescale.com
1 page  
Freescale Semiconductor, Inc.
vi
EC000 CORE PROCESSOR USER’S MANUAL
MOTOROLA
For More Information On This Product,
Go to: www.freescale.com
5 Page 
List of Illustrations
Freescale Semiconductor, Inc.
3-33
3-34
4-1
4-2
4-3
4-4
4-5
4-6
4-7
4-8
4-9
4-10
4-11
4-12
4-13
4-14
7-1
7-2
7-3
7-4
7-5
7-6
7-7
7-8
7-9
Synchronous Read Cycle................................................................................. 3-39
Synchronous Write Cycle................................................................................. 3-40
CPU Space Address Encoding .......................................................................... 4-3
Interrupt Acknowledge Cycle Timing Diagram ................................................... 4-4
Autovector Operation Timing Diagram............................................................... 4-8
Autovector Operation Timing Diagram—Best Case........................................... 4-9
Autovector Operation Timing Diagram—Worst Case ...................................... 4-10
Exception Vector Format.................................................................................. 4-11
Address Translated from 8-Bit Vector Number ................................................ 4-11
Interrupt Vector Number Format ...................................................................... 4-13
Groups 1 and 2 Exception Stack Frame .......................................................... 4-15
Reset Circuit..................................................................................................... 4-16
Reset Operation Timing Diagram..................................................................... 4-17
RESETOB Timing Diagram.............................................................................. 4-18
Initialization of the SCM68000 for Simulation Timing Diagram ........................ 4-19
Supervisor Stack Order for Bus or Address Error Exception ........................... 4-23
Clock Input Timing Diagram............................................................................... 7-2
Read Cycle Timing Diagram .............................................................................. 7-4
Write Cycle Timing Diagram .............................................................................. 7-5
SCM68000 to External Peripherals Timing Diagram ......................................... 7-6
Bus Arbitration Timing Diagram ......................................................................... 7-7
Bus Arbitration Timing Diagram—Idle Bus Case ............................................... 7-8
Bus Arbitration Timing Diagram—Active Bus Case ........................................... 7-9
Bus Arbitration Timing Diagram—Multiple Bus Request.................................. 7-10
Core Application Signals Timing Diagram........................................................ 7-12
xii
EC000 CORE PROCESSOR USER’S MANUAL
MOTOROLA
For More Information On This Product,
Go to: www.freescale.com
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet MC68EC000.PDF ] | |
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