PIC16LF1902-ESS 데이터 시트보기 (PDF) - Microchip Technology

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PIC16LF1902-ESS

28-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt XLP Technology

Microchip Technology 

FIGURE 18-6: 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

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