cop8tab5 National Semiconductor Corporation, cop8tab5 Datasheet - Page 4

• Manufacturer Part Number: cop8tab5
• Description: 8-bit Cmos Rom Microcontroller With 2k Or 4k Memory
• Manufacturer: National Semiconductor Corporation

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15.0 MICROWIRE/PLUS .................................................................................................................................. 33
16.0 ACCESS.Bus Interface ............................................................................................................................ 36
17.0 Memory Map ............................................................................................................................................ 39
18.0 Instruction Set .......................................................................................................................................... 40
19.0 Development Support
20.0 Revision History ....................................................................................................................................... 52
21.0 Physical Dimensions ................................................................................................................................ 53
14.3 WATCHDOG AND CLOCK MONITOR SUMMARY .............................................................................. 32
14.4 DETECTION OF ILLEGAL CONDITIONS ............................................................................................ 33
15.1 MICROWIRE/PLUS OPERATION ......................................................................................................... 33
15.2 MICROWIRE/PLUS MASTER MODE OPERATION ............................................................................. 34
15.3 MICROWIRE/PLUS SLAVE MODE OPERATION ................................................................................ 34
15.4 ALTERNATE SK PHASE OPERATION AND SK IDLE POLARITY ...................................................... 34
16.1 DATA TRANSACTIONS ........................................................................................................................ 36
16.2 BUS ARBITRATION .............................................................................................................................. 37
16.3 POWER SAVE MODES ........................................................................................................................ 37
16.4 SDA AND SCL DRIVER CONFIGURATION ......................................................................................... 37
16.5 ACB SERIAL DATA REGISTER (ACBSDA) .......................................................................................... 38
16.6 ACB STATUS REGISTER (ACBST) ..................................................................................................... 38
16.7 ACB CONTROL STATUS REGISTER (ACBCST) ................................................................................ 38
16.8 ACB CONTROL 1 REGISTER (ACBCTL1) .......................................................................................... 38
16.9 ACB CONTROL REGISTER 2 (ACBCTL2) .......................................................................................... 39
16.10 ACB OWN ADDRESS REGISTER (ACBADDR) ................................................................................ 39
18.1 INTRODUCTION ................................................................................................................................... 40
18.2 INSTRUCTION FEATURES .................................................................................................................. 40
18.3 ADDRESSING MODES ......................................................................................................................... 40
18.4 INSTRUCTION TYPES ......................................................................................................................... 42
18.5 REGISTER AND SYMBOL DEFINITION .............................................................................................. 43
18.6 INSTRUCTION SET SUMMARY .......................................................................................................... 44
18.7 INSTRUCTION EXECUTION TIME ...................................................................................................... 45
19.1 TOOLS ORDERING NUMBERS FOR THE COP8TA 2.5V FAMILY DEVICES ................................... 48
19.2 COP8 TOOLS OVERVIEW ................................................................................................................... 49
19.3 WHERE TO GET TOOLS ..................................................................................................................... 50
16.1.1 Start and Stop .................................................................................................................................. 37
16.1.2 Acknowledge Cycle .......................................................................................................................... 37
16.1.3 Addressing Transfer Formats .......................................................................................................... 37
18.3.1 Operand Addressing Modes ............................................................................................................ 40
18.3.2 Tranfer-of-Control Addressing Modes .............................................................................................. 41
18.4.1 Arithmetic Instructions ...................................................................................................................... 42
18.4.2 Transfer-of-Control Instructions ....................................................................................................... 42
18.4.3 Load and Exchange Instructions ..................................................................................................... 43
18.4.4 Logical Instructions .......................................................................................................................... 43
18.4.5 Accumulator Bit Manipulation Instructions ....................................................................................... 43
18.4.6 Stack Control Instructions ................................................................................................................ 43
18.4.7 Memory Bit Manipulation Instructions ............................................................................................. 43
18.4.8 Conditional Instructions ................................................................................................................... 43
18.4.9 No-Operation Instruction .................................................................................................................. 43
............................................................................................................................. 48
Table of Contents
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