An 8-bit microcomputer using the G8MC Core is a single-chip microcomputer including several peripheral functions such as Timer, I/O Comparator, Serial I/O, PWM, Watch-dog Timer and On-Screen Display.

FEATURES
• ROM 12,288 Bytes ( GMS84512 ) 24,576Bytes ( GMS84524 )
• RAM 256 Bytes
• Minimum instruction execution time 1 us ( @ Xin = 4 MHz )
• I/O PORT 42 ( INPUT: 3, OUTPUT: 10, I/O: 29 )
• Serial I/O 8-bit X 1 ch. ( 1MHz, 500KHz, 250 KHz, Ext. clock )
• A/D Comparator 5-bit X 4 ch. ( max. 1 LSB )
• Pulse Width Modulation 14-bit X 1 ch.
                                           7-bit X 8 ch.
• Timer
    - Timer/Counter 8 bit X 4 ch. ( 16-bit X 2 ch is Acceptable)
    - Basic Interval Timer 8 bit X 1 ch.
    - Watch Dog Timer
• Interrupt Interval estimation circuit for Remocon signal receiving
• Interrupt Sources 14 sources
• Pulse ( T2048 ) Output Function Period : 2,048 us, Duty: 50 %
• On Screen Display
    - Kinds of character 128 kinds (include 2 test characters)
    - Construction of character 14 dots X 18 dots
    - Size of character 4 X 4 kinds
    - Number of display character 22 Characters X 3 lines ( Max. 12 lines)
    - Display colors 8 kinds
    - Color Edge, Smoothing Function
• Power Save Mode STOP mode
• Operating Voltage 4.5 ~ 5.5 V
• Package 52 SDIP
• OTP chip GMS84512T/84524T