W541C240 Datasheet, PDF (9/10 Pages) Winbond – 4-BIT MICROCONTROLLER

7. APPLICATION CIRCUIT
Output Signal
or
Vcc
RA0
RA3
RB0
RB1
RB2
RB3
RC0
RC1
RC2
RC3
VDD
COM0
COM3
SEG0
SEG23
DH1
DH2
VDD1
VDD2
VDD3
RES
XOUT
XIN
VSS
MFP
W541C240
LCD
PANEL
(1/3 Bias
1/4 Duty)
Connect to capacitor and VDD
to generate LCD voltage
Vcc
Publication Release Date: May 30, 2003
-9-
Revision A1