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'(76+ 62(
AI-,JC;=(*+=33 +2?5 62'3
+6 C,;
+2?'2
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+6
AI-,JC;=(*+=33 I-J'(>'7=++2 C,;
+2?'2 I-J '( 1 2'3
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A,I-,JC;=(*+=33 +2?5 62'3
+6 C,;
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AI-,JC;=(*+=33 +2?5 62'3
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)( '(62 6 =262 ?5 38 *2)' @6= += * GCH64#
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= += 64 #
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A C,36576=5C!0-009: C36576=5C!-9: F
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Four Charge Pump is selected LCD Max. Voltage=LV3=3*VDD
Four Charge Pump is selected LCD Max. Voltage=LV3=3/2*VDD Four Charge Pump is selected LCD Max. Voltage=LV3=2*VDD
Floating -
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% -
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Four Charge Pump is selected LCD Max. Voltage=LV3=VDD
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6

No External Parts is necessary if user adopt Internal Fast RC Clock External Fast Clock: Crystal osc.

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External Fast Clock: RC osc.
LCD PANEL
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1/7 BAIS CONFIGURATION
External Slow Clock: Crystal osc. Buzzer or Speaker Circuit

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Passive Bias & +
Filter Circuit Please Refer AN022 for Speech Output Circuit
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External Slow Clock: RC osc.

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