GL602USB データシートの表示（PDF） - Unspecified

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GL602USB

USB KEYBOARD MICROCONTROLLER

Unspecified 

Index

1 FEATURES............................................................................................................4

2 FUNCTIONAL OVERVIEW...............................................................................5

3 PIN DEFINITIONS AND DESCRIPTIONS ......................................................6

3.1 GL602USB ...............................................................................................................................6

3.2 GL602USB-A...........................................................................................................................7

4 FUNCTIONAL DESCRIPTION .........................................................................9

4.1 MEMORY ORGANIZATION .................................................................................................9

4.2 USB FUNCTION REGISTERS .............................................................................................11

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

4.4 GENERAL PURPOSE I/O PORTS .......................................................................................18

4.5 TIMER INTERRUPT .............................................................................................................18

4.6 USB ENGINE.........................................................................................................................19

4.7 INSTRUCTION SET SUMMARY ........................................................................................21

5 Firmware Programming Guide..........................................................................23

5.1 USB Power On Reset and Bus Reset Initialization.................................................................23

5.2 Suspend/Resume/Wakeup ......................................................................................................24

5.3 Receive Packet via Endpoint 0 ...............................................................................................25

5.4 Transmit Packet via Endpoint 0..............................................................................................26

5.5 Transmit Packet via Endpoint 1/2/3........................................................................................27

5.6 Timer Interrupt .......................................................................................................................28

5.7 Conditional Branch.................................................................................................................28

5.8 Change Register Bank ............................................................................................................28

5.9 Change Code Bank .................................................................................................................28

5.10 Receive Data from PS/2 Mouse Port ......................................................................................29

5.11 Scan Key Matrix .....................................................................................................................30

5.12 Turn LED On/Off ...................................................................................................................30

6 ABSOLUTE MAXIMUM RATINGS................................................................31

7 ELECTRICAL CHARACTERISTICS.............................................................31

8 PACKAGE DIAGRAMS ....................................................................................33

8.1 40-pin P-DIP...........................................................................................................................33

8.2 24-pin SOP .............................................................................................................................34

Revision 1.6

-2-

02/28/2000

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