LCD Module Interface

Table 7isa summary of the GD47 LCD Electrical Specification.

Table 7: LCD Module Interface

Pin

Line Symbol

Parameter

Min

Typical / Nominal

Maximum

Unit

Notes

1

VBB

Supply voltage

2.7

2.8

3.3

V

240

uA

2

SCLK

Serial clock input

0

4.0

MHz

0

VBB

V

3

SDA

Serial data input

0.7xVBB

0.3xVBB VBB

4

LCDCDX (R0W5)

Control/display data flag input

0.7xVBB

0.3xVBB VBB

Control Data

5

LCDCSX

Chip select input

0.7xVBB

0.3xVBB VBB

Active Low

6

GND

Ground

0

7

V0UT

DC/DC voltage converter output

6

-

9

8

LCDRSTX

Reset

0.7xVBB

0.3xVBB VBB

Active Low

8

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Figure 6: GD47 LCD Pin Numbers

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