Motorola MC68306 User Manual page 9

TABLE OF CONTENTS (Continued)
Paragraph
Number
6.4.1.15 Counter/Timer Lower Pimer Register (CTLR) ................................................ 6-34
6.4.1.16 Interrupt Vector Register (DUIVR) .................................................................. 6-34
6.4.1.17 Input Port Register .......................................................................................... 6-34
6.4.1.18 Output Port Control Register (DUOPCR) ....................................................... 6-35
6.4.1.19 Output Port Data Register (DUOP) ................................................................ 6-35
6.4.1.20 Start Counter Command Register .................................................................. 6-36
6.4.1.21 Stop Counter Command Register .................................................................. 6-36
6.4.2 Programming ....................................................................................................... 6-36
6.4.2.1 Serial Module Initialization. ............................................................................... 6-36
6.4.2.2 I/O Driver Example ........................................................................................... 6-37
6.4.2.3 Interrupt Handling ............................................................................................. 6-37
6.5 Serial Module Initialization Sequence ..................................................................... 6-43
7.1 Overview................................................................................................................. 7-1
7.2 TAP Controller ........................................................................................................ 7-3
7.3 Boundary Scan Register......................................................................................... 7-3
7.4 Instruction Register................................................................................................. 7-9
7.4.1 EXTEST (000) ................................................................................................ ..... 7-10
7.4.2 SAMPLE/PRELOAD (110) .................................................................................. 7-10
7.4.3 BYPASS (010, 101, 111) ..................................................................................... 7-11
7.4.4 CLAMP (011) ...................................................................................................... 7-11
7.5 MC68306 Restrictions ............................................................................................ 7-11
7.6 Non-IEEE 1149.1 Operation ................................................................................... 7-12
8.1 Maximum Ratings ................................................................................................... 8-1
8.2 Thermal Characteristics .......................................................................................... 8-1
8.3 Power Considerations............................................................................................. 8-2
8.4 AC Electrical Specification Definitions .................................................................... 8-2
8.5 DC Electrical Specifications .................................................................................... 8-4
8.6 AC Electrical Specifications-Clock Timing............................................................ 8-4
8.7 AC Electrical Specifications-Read and Write ....................................................... 8-5
8.8 AC Electrical Specifications-Chip Selects ............................................................ 8-9
8.9 AC Electrical Specifications-Bus Arbitration ......................................................... 8-10
8.10 Bus Operation-DRAM Accesses AC Timing Specifications ............................... 8-12
8.11Serial Module Electrical Characteristics ................................................................ 8-15
8.12 Serial Module AC Electrical Characteristics-Clock Timing ................................. 8-16
8.13 AC Electrical Characteristics-Port Timing .......................................................... 8-16
8.14 AC Electrical Characteristics-Interrupt Reset ..................................................... 8-16
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Title
Section 7
IEEE 1149.1 Test Access Port
Section 8
Electrical Specifications
MC68306 USER'S MANUAL
Page
Number
MOTOROLA