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6K*13 bits on-chip OTP-ROM
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144 bytes general purpose register
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128 bytes on-chip data RAM
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272 bytes SRAM
144 bytes general purpose register
128 bytes on-chip data RAM
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8-level stacks for subroutine nesting
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Power-on voltage detector provided (1.7±0.1V) for EM78P516N
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Typically, 12 bidirectional tri-state I/O ports.
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16 bidirectional tri-state I/O ports shared with LCD segment output pin.
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Up to 28 bidirectional tri-state I/O ports
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Four programmable high-sink/drive I/O ports: P5, P6, P7, P8
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Operating Voltage and Temperature Range:EM78P516N
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Commercial: 2.1V ~ 5.5 V (at 0° ~+ 70°)
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Industrial: 2.3V ~ 5.5 V (at -40° ~ +85°)
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Normal mode : The CPU is operated on main oscillator frequency (Fm)
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Green mode : The CPU is operated on sub-oscillator frequency (Fs) and main oscillator (Fm) is stopped.
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Idle mode: CPU idle, LCD display remains working
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Sleep mode: The whole chip stops working
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Input port wake-up function (Port 6, Port 8):Works on Idle and Sleep mode.
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Operation speed: DC ~ 10 MHz clock input.
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Dual clock operation
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High frequency oscillator can select among Crystal, RC, or PLL (phase lock loop)
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Low frequency oscillator can select between Crystal or RC modeIRC mode:
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8-bit real Time Clock/Counter (TCC)
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One infrared transmitter/PWM generator function
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Four sets of 8 bits auto reload down-count timer can be used as interrupt sources
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Counter 1:independent down-count timer
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Counter 2, High Pulse Width Timer (HPWT), and Low Pulse Width Timer (LPWT) shared with IR function.
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Programmable free running on-chip Watchdog Timer (WDT). This function can operate in Normal, Green and Idle mode.
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15-channels Analog-to-Digital Converter with 12bit resolution +1 internal reference for Vref and 1/2Vdd (power detector)
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Eight Interrupt Sources: Three External and Five Internal
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Internal interrupt source: TCC; Counters 1 and 2; High/Low pulse width timer.
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External interrupt source : INT0, INT1 and Pin change wake-up (Port 6 and Port 8)
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Common driver pins: 4
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Segment driver pins: 32
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LCD Bias: 1/3, 1/2 bias
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LCD Duty: 1/4, 1/3, 1/2 duty
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Dice form: 59 pins
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QFP-64 pin: EM78P516NQ64 (Body 14mm*20mm)
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LQFP-64 pin: EM78P516NL64 (Body 7mm*7mm)
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LQFP-44 pin: EM78P516NL44 (Body 10mm*10mm)
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QFP-44 pin: EM78P516NQ44 (Body 10mm*10mm)
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QFP-64 pin: EM78P516NQ64B (Body 14mm*14mm)
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LQFP-48 pin: EM78P516NL48 (Body 7mm7mm)
Note: These are Green products which do not contain hazardous substances
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