TOPWAY

SMART LCD Command Manual

Protocol V5.04

URL:

www.topwaydisplay.com

www.topwaysz.com

Page: 14 of 19

4.4.3

BP1_write ( 0x4B )

Seq

Cmd-code / Par-data

Descriptions

1

0x4B

Write raw bit-map data to the VP_BP1

2

Addr3(MSB)

VP_BP1 Address = 0x040000 ~ 0x05FFFF

3

Addr2

4

Addr1

5

Addr0(LSB)

6

Length3(MSB)

the number of data

Length = 1 ~ 98304

7

Length2

8

Length1

9

Length0(LSB)

Note.

*1. Command should be transferred in communication packet structure (see Communication Packet Structure Section for details)

*2. After the above command issued, it follow with the raw data byte with out communication packet structure.

*3. over all command flow

HOST

Flow

module

BP1_write Command

(in communication packet structure)

Instruct to wait for data….

Raw 1bpp image data

(without communication packet structure)

Store the data into VP_BP1

Response code “:>” in ASCII

(without communication packet structure)

4.4.4

BP1_write_compress ( 0x4C )

Seq

Cmd-code / Par-data

Descriptions

1

0x4C

Write compressed bit-map data to the VP_BP1

2

Addr3(MSB)

VP_BP1 Address = 0x040000 ~ 0x05FFFF

3

Addr2

4

Addr1

5

Addr0(LSB)

6

Length3(MSB)

the number of data

Length = 1 ~ 98304

7

Length2

8

Length1

9

Length0(LSB)

Note.

*1. Command should be transferred in communication packet structure (see Communication Packet Structure Section for details)

*2. After the above command issued, it follow with the compressed data byte with out communication packet structure.

*3. over all command flow

HOST

Flow

module

BP1_write Command

(in communication packet structure)

Instruct to wait for data….

compressed 1bpp image data

(without communication packet structure)

Store the data into VP_BP1

Response code “:>” in ASCII

(without communication packet structure)