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EM78P468LH Datasheet(PDF) 6 Page - ELAN Microelectronics Corp |
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EM78P468LH Datasheet(HTML) 6 Page - ELAN Microelectronics Corp |
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6 / 83 page  EM78P468L 8-BIT Microcontroller 2 • Product Specification (V1.0) 03.15.2006 (This specification is subject to change without further notice) 16 bi-directional tri-state I/O ports shared with LCD segment output pin. 8-level stack for subroutine nesting 8-bit real time clock/counter (TCC) One infrared transmitter/PWM generator function Four sets of 8 bits auto reload down-count timer can be used as interrupt sources Counter 1: independent down-count timer Counter 2, High Pulse Width Timer (HPWT), and Low Pulse Width Timer (LPWT) shared with IR function. Programmable free running on chip watchdog timer (WDT). This function can operate on Normal, Green and Idle mode. Operation modes: Normal mode: The CPU operated on frequency of main oscillator (Fm) Green mode: The CPU operated on frequency sub-oscillator (Fs) and main oscillator (Fm) stop. Idle mode: CPU idle, LCD display remains working Sleep mode: whole chip stop working. Input port wake up function (PORT6, PORT8). Working on Idle and leep mode. Eight interrupt sources, three external and five internal. Internal interrupt source : TCC; Counter 1,2; High/Low pulse width timer. External interrupt source : INT0, INT1 and Pin change wake-up (Port 6 and Port 8) Packages: Dice form : 59 pin QFP-64 pin : EM78P468NQ (Body 14mm*20mm) QFP-64 pin : EM78P468LQ (Body 14mm*20mm) LQFP-64 pin : EM78P468NAQ (Body 7mm*7mm) LQFP-64 pin : EM78P468LAQ (Body 7mm*7mm) LQFP-44 pin : EM78P468NBQ (Body 10mm*10mm) LQFP-44 pin : EM78P468LBQ (Body 10mm*10mm) QFP-44 pin : EM78P468NCQ (Body 10mm*10mm) QFP-44 pin : EM78P468LCQ (Body 10mm*10mm) |
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