NJU6676 New Japan Radio Co., Ltd., NJU6676 Datasheet - Page 23

• Manufacturer Part Number: NJU6676
• Description: 64-Common x 132-Segment plus 1-Icon Bit Map Type LCD Controller and Driver
• Manufacturer: New Japan Radio Co., Ltd.

LCD Driving power supply On/Off sequences
The following sequences required when the power supply is turned On/Off.
When the power supply is turned on again after the turn off (by the power save instruction), the power
save release sequence(3-22) is required.
3-18) EVR mode set
This instruction sets the LSI into the EVR mode, and it is always used by the combination with “EVR
register set”.
The LSI can’t accept any instructions except the “EVR register set” during the EVR set mode. This
mode will be released after the “EVR register set” instruction.
3-19) EVR register set
This instruction sets 6-bit data into the EVR register to determine the output voltage “V5” of the
internal voltage regulator.
3-20) Static indicator on/off
This instruction selects static indicator turn-on or turn-off, and it is always used by the combination
with the “ static indicator register set”.
A0
A0
A0
0
0
0
RD
RD
RD
1
1
1
WR
WR
WR
0
0
0
Output Assign. Register Set
External Power Supply ON
Internal Power Supply ON
Turn ON sequence
D7
D7
D7
1
1
*
Static Indicater Set
EVR Register Set
LCD Driver ON
Wait Time
D6
D6
D6
0
0
*
Or
D5
D5
D5
0
0
0
1
1
1
:
D4
D4
D4
0
0
0
1
1
0
:
D3
D3
D3
0
0
0
1
1
1
;
D2
D2
D2
0
0
0
1
1
1
:
D1
D1
D1
0
0
0
1
1
0
:
D0
D0
D0
1
0
1
0
1
0
1
:
External Power Supply OFF
Internal Power Supply OFF
Entire Display OFF
LCD Drivier OFF
Turn OFF sequence
Display OFF
Or
Static indicator
Maximum
Minimum
PRELIMINARY
Off
On
NJU6676
V5
：
：
：