【 Features 】 |
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6502 8-bit single chip micro controller |
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8K bytes mask ROM(WT5060) |
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384bytes SRAM |
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Wide voltage operating range from 2.4V to 5.5V(WT5060) |
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On-chip RC oscillator runs at 6MHz or crystal oscillator up to 8.0 MHz |
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8 interrupt sources (external:3; internal: 6); all sources have independent latches each and multiple interrupt control is available |
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I/O port (32 pins) |
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-Port P0 8 pins (shared with analog inputs) |
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-Port P1 8 pins (P10-P13 25mA source ; P10~P17 25mA sink current) |
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-Port P2 8 pins (shared with SEG9~SEG16) |
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-Port P3 8 pins (shared with SEG1~SEG8) |
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-Port P4 1 pin P41 share with EXTINT |
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Interval Timer (Internal time base generator) |
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Operating current 2mA/4MHz@5V; providing standby mode (OSC was stopped and current consumption < 1 uA@5V) and external pin wake-up mode |
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Watchdog timer |
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Dual channel PWM |
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Dual 16-bit timer/counters |
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UART and serial I/O interface |
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A/D converter module |
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-8 analog inputs multiplexed into one A/D converter |
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-Sample and hold |
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-20 uS conversion time/per channel |
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-12-bit resolution with 2 LSB accuracy |
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LCD driver |
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-LCD direct drive (max. 64dots LCD display at 1/4 duty) |
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-Selectable LCD bias voltage from external input VLCD or internal VDD |
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-1/4, 1/3, 1/2 duties and 1/2, 1/3 biases can be selected by programming |
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Package: LQFP48 |