Datasheet

PIC16(L)F1938/9 DS40001574C-page 336  2011-2013 Microchip Technology Inc.
FIGURE 27-5: LCD INTERNAL REFERENCE LADDER POWER MODE SWITCHING DIAGRAM – TYPE A WAVEFORM (1/2 MUX, 1/2 BIAS DRIVE)
Single Segment Time
‘H00
‘H01
‘H02 ‘H03 ‘H04 ‘H05
‘H06 ‘H07 ‘H0F
Power Mode A Power Mode B
LRLAT<2:0> = 011
32 kHz Clock
Ladder Power
Segment Clock
Segment Data
Power Mode
COM0-SEG0
Control
V
1
V
2
V
0
-V
2
-V
1
Single Segment Time
‘H00 ‘H01 ‘H02 ‘H03 ‘H04 ‘H05 ‘H06 ‘H07 ‘H0F
Power Mode A Power Mode B
‘H0E
‘H0E
LRLAT<2:0> = 011