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COM1)
Power control
Selects one of eight power circuit functions by using 3-bit register. An external power supply and part of internal
power supply functions can be used simultaneously.
RS
0
RW
0
DB7
0
DB6
0
DB5
1
DB4
0
DB3
1
DB2
VC
DB1
VR
DB0
VF
VC
0
1
VR
VF
Status of internal power supply circuits
Internal voltage converter circuit is OFF
Internal voltage converter circuit is ON
0
1
0
1
Internal voltage regulator circuit is OFF
Internal voltage regulator circuit is ON
Internal voltage follower circuit is OFF
Internal voltage follower circuit is ON
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