ꢀ
ꢀ ꢀ ꢀ ꢁꢂꢃꢄꢀꢅꢂꢆꢆꢂꢇꢃꢀꢈꢆꢈꢉꢊꢋꢇꢃꢂꢉꢌꢀꢉꢇꢍꢎꢀꢆꢊꢏꢀ ꢀ
ꢀ ꢀ ꢀ ꢀꢀ ꢀ ꢁꢀ ꢀ ꢂꢀ ꢀ ꢃꢀ ꢀ ꢄꢀ ꢀ ꢅꢀ ꢀ ꢆꢀ ꢀ ꢇꢀ ꢀ ꢈꢀ ꢀ ꢉꢀ
ꢀꢁꢂꢃꢄꢅꢄꢆ
ꢀꢁꢂꢃꢃꢃꢃ ꢄꢁꢅꢆꢁꢄ
ꢀ ꢀ
ꢇ
N&Hꢇ 0%ꢋꢌꢇ ꢄꢜꢏꢗ#ꢇ ꢐꢍꢌꢏꢇ ꢒꢘꢇ ꢒꢘꢏꢇ ꢚꢑꢋꢛꢏꢑꢇ ꢒꢘꢙꢝ#ꢇ 0%ꢏꢑꢏꢇ ꢍꢑꢏꢇ ꢓꢋꢛꢏꢇ ꢐ1ꢋꢙꢚꢔꢋꢘꢇ ꢚꢑꢋꢛꢏꢑ;ꢇ ꢌꢒꢇ 1ꢌꢏꢑꢇ O1ꢌꢕꢇ
ꢎ1ꢙꢕꢋꢜꢙꢝꢇꢕ%ꢏꢇꢘ1ꢎꢐꢏꢑꢇꢒꢓꢇꢚꢑꢋꢛꢏꢑꢇ%ꢏꢇ1ꢌꢏꢚꢇꢕꢒꢇꢒꢘꢏꢇꢚꢑꢋꢛꢏꢑꢇꢗ1ꢑꢑꢏꢘꢕꢇ ꢕꢒꢇ ꢏꢕꢇꢕ%ꢏꢇꢕꢒꢕꢍꢙꢇꢍꢎꢒ1ꢘꢕꢇꢒꢓꢇ
ꢗ1ꢑꢑꢏꢘꢕ#3ꢀꢂꢀꢁꢂꢃꢄꢌꢂꢀꢅꢂꢃꢄꢇNꢇ9Pꢇ9Kꢃ;ꢈ;&;ꢉ;ꢊ;A4ꢇ
ꢉꢁꢂꢀꢘꢘꢙꢑꢐꢕꢋꢑꢍꢊꢂꢗꢑꢌꢐꢏꢑꢋꢂ
ꢇ
Twice Charge Pump is selected
LCD Max. Voltage=LV3=3/2*VDD
Twice Charge Pump is selected
LCD Max. Voltage=LV3=VDD
ꢂꢅꢄ
ꢅꢏ
ꢀꢁꢁ
ꢌꢍꢄꢎꢇ
ꢂꢀꢃ
ꢂꢅꢄ
ꢂꢀꢄ
ꢂꢅꢆ
Floating
No Capacitor
ꢂꢅꢆ
ꢅꢗ ꢌꢍꢄꢎꢇ
ꢂꢀꢄ
ꢂꢀꢃ
No External Parts is
necessary if user adopt
Internal Fast RC Clock
ꢅ* ꢌꢍꢄꢎꢇ
External Fast Clock:
Crystal osc.
ꢀꢁꢁ
ꢇꢈꢉ
ꢀꢁꢁ
ꢇꢈꢉ
ꢇꢈꢋ
ꢊꢈꢉ
ꢇꢈꢉ
ꢆꢌꢖ
ꢔꢄ
$ꢌ"
ꢇꢈꢋ
ꢊꢈꢉ
ꢐꢑꢒꢒꢓꢔꢕꢄ
ꢅꢄ
ꢅꢆ
ꢆ%&'
ꢆꢌꢖ
ꢇꢈꢋ
ꢀꢁ
ꢔꢊꢒꢖ7ꢙ
ꢌꢍꢄꢎꢇ ꢄꢌꢌꢎꢇ
ꢊꢈꢋ
ꢊꢈꢋ
ꢅꢃ
ꢌꢍꢄꢎꢇ
ꢊ+ꢄ
ꢔꢓꢊꢓꢒ
ꢖꢔꢒꢁ4ꢗꢚꢌ5
ꢖꢔꢒꢅ4ꢗꢚꢌ5
External Fast Clock:
RC osc.
3ꢙꢁ
ꢂꢅꢄ
ꢂꢅꢄ
ꢀꢁꢁ
ꢅꢋ%4ꢄ$ꢚꢌ5
ꢊꢓ34$$ꢚꢌ5
ꢂꢅꢆ
ꢂꢀꢄ
ꢂꢅꢆ
ꢂꢀꢄ
LCD PANEL
ꢔꢛ/ꢛ(ꢍꢆꢛ"ꢋ-.
ꢖꢔꢒꢄ)4ꢗꢚꢌ56ꢊꢓ34ꢏꢃꢚ$ꢏ5
ꢇꢈꢉ
ꢅꢚꢛꢖꢜꢝꢞ ꢝꢛꢔꢝ! ꢍꢛꢑꢙꢌꢄꢏ
ꢂꢀꢃ
ꢂꢀꢃꢛ0ꢛ*ꢛꢀ1ꢜ2
ꢅꢄ
ꢋꢖꢉꢙ
ꢋꢖꢉꢖ
ꢋꢖꢋ
ꢌꢍꢄꢎꢇ
ꢂꢔ)
ꢂꢔꢃ
ꢂꢔꢆ
ꢂꢔꢄ
ꢅꢆ
ꢌꢍꢄꢎꢇ
External Slow Clock:
Crystal osc.
ꢀꢁꢂꢃꢄꢅꢆꢇ
ꢈꢉꢊꢋꢆꢌꢍꢎꢅꢏꢆꢉꢊ
ꢅꢃ
ꢌꢍꢄꢎꢇ
Buzzer
or
Speaker
Circuit
ꢊꢈꢉ
ꢆꢌꢖ
ꢖ+%ꢖ
ꢖ+%ꢙ
ꢅ)
ꢌꢍꢄꢎꢇ
ꢀꢁꢁ
ꢘꢄ
ꢃꢆꢍꢗꢏ("
ꢊꢖꢄ
ꢆꢌꢖ
ꢊꢈꢋ
Passive
Bias &
Filter
Circuit
Please Refer
AN022 for Speech
Output Circuit
ꢊꢖꢓꢑ"ꢓꢔ
ꢙꢖꢙ
ꢀꢋ
External Slow Clock:
RC osc.
ꢂꢀ3
ꢊꢈꢉ
,"ꢛꢋ-.
ꢀꢔꢄ
ꢔꢚꢛꢖꢜꢝꢞ ꢝꢛ#ꢝ! ꢍꢛꢑꢙꢌꢄꢏ
ꢊꢈꢋ
&ꢓ(ꢃꢄ)ꢄ
ꢈ&ꢀ
ꢀ
ꢁꢂꢃꢄꢅꢀ
ꢀ
KB [ King blillion Electronics Co.,Ltd. ]
