PIC16F1934_11 Datasheet, PDF (339/472 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers

FIGURE 27-6: LCD INTERNAL REFERENCE LADDER POWER MODE SWITCHING DIAGRAM – TYPE B WAVEFORM (1/2 MUX, 1/2 BIAS DRIVE)
Single Segment Time
Single Segment Time
Single Segment Time
Single Segment Time
32 kHz Clock
Ladder Power
Control
Segment Clock
‘H00 ‘H01 ‘H02 ‘H03
‘H0E ‘H0F ‘H10 ‘H11 ‘H12 ‘H13
‘H1E ‘H1F ‘H00 ‘H01 ‘H02 ‘H03
‘H0E ‘H0F ‘H10 ‘H11 ‘H12 ‘H13
‘H1E ‘H1F
Segment Data
Power Mode
Power Mode A Power Mode B
Power Mode A Power Mode B
Power Mode A Power Mode B
Power Mode A Power Mode B
LRLAT<2:0> = 011
LRLAT<2:0> = 011
LRLAT<2:0> = 011
LRLAT<2:0> = 011
V₂
V₁
COM0-SEG0
V₀
-V₁
-V₂