HT56R67 Datasheet, PDF (37/104 Pages) Holtek Semiconductor Inc – TinyPower A/D Type with LCD 8-Bit OTP MCU

HT56R67/HT56R668/HT56R678
D u r in g R e s e t o r in H A L T M o d e
VA
C O M 0,C O M 1,C O M 2,C O M 3
VB
VC
VSS
VA
A ll s e g m e n t o u tp u ts
VB
VC
VSS
1 F ra m e
N o r m a l O p e r a tio n M o d e
VA
COM 0
VB
VC
VSS
VA
COM 1
VB
VC
VSS
VA
VB
COM 2
VC
VSS
VA
COM 3
VB
VC
VSS
VA
A ll s e g m e n ts O F F
VB
VC
VSS
VA
C O M 0 s e g m e n ts O N
VB
VC
VSS
VA
C O M 1 s e g m e n ts O N
VB
VC
VSS
VA
C O M 2 s e g m e n ts O N
VB
VC
VSS
VA
C O M 3 s e g m e n ts O N
VB
VC
VSS
VA
C O M 0 , 1 s e g m e n ts O N
VB
VC
VSS
VA
C O M 0 , 2 s e g m e n ts O N
VB
VC
VSS
VA
C O M 0 , 3 s e g m e n ts O N
VB
VC
VSS
( o th e r c o m b in a tio n s a r e o m itte d )
VA
VB
A ll s e g m e n ts O N
VC
VSS
Note: For 1/3 R type bias, the VA=VLCD1, VB=VLCD1´2/3 and VC=VLCD1´1/3.
For 1/3 C type bias, the VA=VLCD1´1.5, VB=VLCD1 and VC=VLCD1´1/2.
LCD Driver Output - Type A - 1/4 Duty, 1/3 Bias
Rev. 1.10
37
September 14, 2009