NEC IE-78K0-NS-P04 Preliminary User's Manual page 57

(b) LCDC - LCD Control Register
Symbol 7
LCDC 1
LIPS
0 Does not supply power to LCD
1 Supplies power to LCD from V
The bit 7 has to be set to 1 and the bits 6 to 4 have to be set to 0.
IE-78K0-NS-P04, IE-1615-NS-EM4
6 5 4
0 0 0
LCD Driving Power Supply selection
pin
DD
3 2 1
0 0 0
0
LIPS
57