PIC16LF1902-ESS 查看數據表（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 18-5: 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

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