Maxim-integrated MAXQ Family Users Guide: MAXQ2000 Supplement Manuel d'utilisateur télécharger pdf (Page 83)

MAXQ Family User’s Guide:

MAXQ2000 Supplement

COM1

COM2

COM0

SEG2SEG1SEG0

Figure 16. 1/3 Drive Example Display Connection

1 FRAME (f

FRAME

)

LCD

LCD1

GND

COM0

LCD

LCD1

GND

SEG0

LCD

LCD1

GND

COM1

LCD

LCD1

GND

SEG1

LCD

LCD1

GND

SEG2

LCD

LCD1

GND

SEG3

LCD

1/2 V

LCD

GND

-1/2 V

LCD

-V

LCD

COM0–SEG1

(ON)

LCD

1/2 V

LCD

GND

-1/2 V

LCD

-V

LCD

COM0–SEG0

(OFF)

Figure 15. 1/2 Duty Drive Example Waveform Timing

LCD Controller 1/3 Duty Cycle Drive Example

In this example, SEG0 through SEG2 are used to drive the LCD segments. The segments and common signals are connected as shown

in Figure 16.

Maxim Integrated

1 2 ... 78 79 80 81 82 83 84 85 86 87 88 ... 92 93

MAXQ Family User’s Guide: 1
MAXQ2000 Supplement 1

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