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FS9912 Datasheet(PDF) 7 Page - Fortune Semiconductor Corp. |
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FS9912 Datasheet(HTML) 7 Page - Fortune Semiconductor Corp. |
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7 / 34 page  FS9912 Rev. 3.6 7/34 6. Pin Description Name In/Out Pin No Description VDD I 22 Positive Power Supply VSS I 48 Negative Power Supply AGND I/O 64 Analog Ground CB I/O 23 Charge Pump Capacitor Negative Connection CA I/O 24 Charge Pump Capacitor Positive Connection VGG I/O 25 Charge Pump Voltage VDDA I/O 26 Analog Power Output RLCD I/O 27 LCD Bias Voltage Input XIN I 17 4MHz Oscillator Input XOUT O 18 4MHz Oscillator Output P1.0~P1.7 I/O 1~8 I/O Port 0 P2.0~P2.7 I/O 9~16 I/O Port 1 SEG1~SEG16 O 28~43 LCD Segment Driver Output COM1~COM4 O 47~44 LCD Common Driver Output AD0~AD7 I 62~55 Analog Input Channel REFO O 54 Bandgap Reference Output REFI I 55 ADC Reference Voltage Input OP1N I 49 OPAMP 1 Negative Input OP1O I 50 OPAMP 1 Output FT1, FT2 I/O 54,53 ADC Pre-Filter Capacitor Connection VB I 63 Analog Circuit Bias Current Input RST I 21 CPU Reset TST I 20 Testing Mode WDTEN I 19 Watchdog Timer Enable Control |
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