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PIC16F1934_11 Datasheet, PDF (338/472 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers
FIGURE 27-5: LCD INTERNAL REFERENCE LADDER POWER MODE SWITCHING DIAGRAM – TYPE A WAVEFORM (1/2 MUX, 1/2 BIAS DRIVE)
32 kHz Clock
Ladder Power
Control
Segment Clock
Segment Data
Single Segment Time
‘H00 ‘H01 ‘H02 ‘H03 ‘H04 ‘H05 ‘H06 ‘H07
Single Segment Time
‘H0E ‘H0F ‘H00 ‘H01 ‘H02 ‘H03 ‘H04 ‘H05 ‘H06 ‘H07
‘H0E ‘H0F
Power Mode
Power Mode A
Power Mode B
Power Mode A
Power Mode B
LRLAT<2:0> = 011
LRLAT<2:0> = 011
V2
V1
COM0-SEG0
V0
-V1
-V2