OVERVIEW
The GMS810 Series is the high speed and Low voltage operating 8-bit single chip microcomputers. This MCU contains G8MC core, ROM, RAM, input/output ports and five multi-function timer/counters.

FEATURES & PIN ASSIGNMENTS (TOP VIEW)
• ROM size . . . . . . . . . . . . . 4,096 Bytes ( GMS81004 ) , 8,192 Bytes (GMS81008 )
                   . . . . . . . . . . . . . 16,384 Bytes ( GMS81016 ) ,24,576 Bytes(GMS81024 )
                   . . . . . . . . . . . . . 32,768 Bytes ( GMS81032 )
• RAM size . . . . . . . . . . . . . 448 Bytes
• Instruction Execution Time . . 1us @Xin=4MHz
• Timer
    • Timer/Counter . . . . . . 8Bit * 2ch , 16Bit * 1ch
    • Basic Interval Time . . . 8Bit * 1ch
    • Watch Dog Timer . . . . 6Bit * 1ch
• Power On Reset
• Power Saving Operation Modes
    • STOP
• 8 Interrupt Sources
    • Nested Interrupt Control is Available
• Operating Voltage
    • 2.0~4.0V @2MHz
    • 2.2~4.0V @4MHz
• Low Voltage Detection Circuit
• Watch dog Timer Auto Start ( During 1Second after Power on Reset )
• Package
    • 20SOP/20PDIP/24SOP/24Skinny DIP/28SOP/28Skinny DIP
    • 44PLCC
• I/O Port