GL602USB View Datasheet(PDF) - Genesys Logic
Part Name
Description
MFG CO.
'GL602USB' PDF : 35 Pages View PDF
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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