2

09/22/00

GL603USB/GL603USB-A/GL603USB-B

Revision 1.4

TABLE OF CONTENTS

1

FEATURES ............................................................................................................................................................4

2

FUNCTIONAL OVERVIEW ...........................................................................................................................6

3

PIN DEFINITIONS AND DESCRIPTIONS ................................................................................................7

3.1

GL603USB ......................................................................................................................................................7

3.2

GL603USB-A ..................................................................................................................................................9

3.3

GL603USB-B ................................................................................................................................................11

4

FUNCTIONAL DESCRIPTION....................................................................................................................12

4.1

MEMORY ORGANIZATION ......................................................................................................................12

4.1.1

Program Memory Organization ................................................................................................... 12

4.1.2

Data Memory Organization ........................................................................................................... 12

4.2

USB FUNCTION REGISTERS ..................................................................................................................13

4.3

MCU FUNCTION REGISTERS ................................................................................................................16

4.4

FULL-RANGE DETECTION AND ANALOG-TO-DIGITAL CONVERTER.....................................20

4.5

CLOCK GENERATOR ................................................................................................................................21

4.6

GENERAL PURPOSE I/O PORTS ...........................................................................................................21

4.7

TIMER INTERRUPT ...................................................................................................................................22

4.8

USB ENGINE................................................................................................................................................22

4.8.1

Voltage Regulator ............................................................................................................................. 22

4.8.2

USB Transceiver................................................................................................................................ 22

4.8.3

Serial Interface Engine (SIE) ......................................................................................................... 24

4.9

INSTRUCTION SET SUMMARY ..............................................................................................................25

4.9.1

Operand Field Descriptions ........................................................................................................... 25

4.9.2

Instruction Set.................................................................................................................................... 25

5

ABSOLUTE MAXIMUM RATINGS ...........................................................................................................27

6

ELECTRICAL CHARACTERISTICS ........................................................................................................34

7

PACKAGE DIAGRAMS ..................................................................................................................................36

7.1

16-pin P-DIP.................................................................................................................................................36

7.2

18-pin P-DIP.................................................................................................................................................37

7.3

20-pin P-DIP.................................................................................................................................................38

7.4

16-pin SOP ....................................................................................................................................................39

7.5

18-pin SOP ....................................................................................................................................................40

7.6

20-pin SOP ....................................................................................................................................................41