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EM78860AQ Datasheet(PDF) 8 Page - ELAN Microelectronics Corp |
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EM78860AQ Datasheet(HTML) 8 Page - ELAN Microelectronics Corp |
8 / 25 page * This specification are subject to be changed without notice. 8 6.24.1998 EM78860 8-BIT MICRO-CONTROLLER RB Empty register, please don't use. RC(2.5k RAM address)(read/write) 76 5 4 3 2 1 0 CIDA7 CIDA6 CIDA5 CIDA4 CIDA3 CIDA2 CIDA1 CIDA0 • Bit 0 ~ Bit 7 select CALLER ID RAM address up to 256. RD(2.5k RAM address)(read/write) • Bit 0 ~ Bit 8 are CALLER ID RAM data transfer register. User can see IOCA register how to select CID RAM banks. RE(LCD Driver,WDT Control)(read/write) 76 5 4 3 2 1 0 - /WDTE /WUP9H /WUP9L /WURING LCD_C2 LCD_1 LCD_M • Bit0 (LCD_M):LCD_M decides the methods, including duty, bias, and frame frequency. • Bit1~Bit2 (LCD_C#):LCD_C# decides the LCD display enable or blanking. change the display duty must set the “LCD_C2,LCD_C1” to “00”. LCD_C2,LCD_C1 LCD Display Control LCD_M duty bias 0 0 Change duty 0 1/16 1/4 Disable(turn off LCD) 1 1/8 1/4 0 1 Blanking : : 1 1 LCD display enable : : • Bit3 unused. Please set to "0" • Bit4(/WUP9L, PORT9 low nibble Wake Up Enable) : used to enable the wake-up function of low nibble in PORT9, (1/0=enable/disable) • Bit5 (/WUP9H, PORT9 high nibble WAKE Up Enable) : used to enable the wake-up function of high nibble in PORT9, (1/0=enable/disable) • Bit6 (/WDTE, Watch Dog Timer Enable) Control bit used to enable Watchdog timer. (1/0=enable/disable) • Bit7 unused RF (Interrupt Status Register) 76 54 3 2 1 0 INT3 - C8_2 C8_1 INT2 INT1 INT0 TCIF • “1” means interrupt request, “0” means non-interrupt • Bit 0 (TCIF) TCC timer overflow interrupt flag. Set when TCC timer overflows . • Bit 1 (INT0) external INT0 pin interrupt flag . • Bit 2 (INT1) external INT1 pin interrupt flag . • Bit 3 (INT2) external INT2 pin interrupt flag . • Bit 4 (C8_1) internal 8 bit counter interrupt flag . • Bit 5 (C8_2) internal 8 bit counter interrupt flag . |
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