LM2088SFW-2C datasheet(9/13 Pages) TOPWAY

9 / 13 page

TOPWAY

LCD Module User Manual

LM2088SFW-2C

URL:

www.topwaydisplay.com

www.topwaysz.com

Document Name: LM2088SFW-2C-Manual-Rev0.1

Page: 9 of 13

5. Function Specifications

5.1

Adjusting the Display Contrast

A Variable-Resistor must be connected to the

LCD module for providing a reference to V0.

Adjusting the VR will result the change of LCD

display contrast.

The recommended value of VR is 25k to 50k

5.2

Resetting the LCD module

The LCD module should be initialized by hardware reset, using /RES terminal.

5.3

Interfacing Setting

Jumpers could been used to change bus interfacing family

Jumper

SEL1

Function Description

JP4

JP3

open

8080 mode selected <default>

open

6800 mode selected

5.4

Display Pixel Map

1,1

(D7)

2,1

(D6)

3,1

(D5)

4,1

(D4)

5,1

(D3)

- - -

316,1

(D4)

317,1

(D3)

318,1

(D2)

319,1

(D1)

320,1

(D0)

1,2

(D7)

2,2

(D6)

3,2

(D5)

4,2

(D4)

5,2

(D3)

- - -

316,2

(D4)

317,2

(D3)

318,2

(D2)

319,2

(D1)

320,2

(D0)

1,3

(D7)

2,3

(D6)

3,3

(D5)

4,3

(D4)

5,3

(D3)

- - -

316,3

(D4)

317,3

(D3)

318,3

(D2)

319,3

(D1)

320,3

(D0)

1,238

(D7)

2,238

(D6)

3,238

(D5)

4,238

(D4)

5,238

(D3)

- - -

316,238

(D4)

317,238

(D3)

318,238

(D2)

319,238

(D1)

320,238

(D0)

1,239

(D7)

2,239

(D6)

3,239

(D5)

4,239

(D4)

5,239

(D3)

- - -

316,239

(D4)

317,239

(D3)

318,239

(D2)

319,239

(D1)

320,239

(D0)

1,240

(D7)

2,240

(D6)

3,240

(D5)

4,240

(D4)

5,240

(D3)

- - -

316,240

(D4)

317,240

(D3)

318,240

(D2)

319,240

(D1)

320,240

(D0)

Pixel mapping (Top View)

Note:

*1.

Based on the top view of the LCD module,

the 1, 1 (x, y) pixel is the upper-left pixel;

the 320, 240 (x, y) pixel is the lower-right pixel.

*2.

For the details of memory mapping please refer to RA8835 datasheet.

VSS

VDD

VOUT

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