Data Sheet
www.waveshare.com
15／40
applying new gray level waveform.
IP_EN: Image process enable.
0: No action.
1: Image process enable (auto return to ‘0’ after image process is finished.
IP_SEL[2:0]: Image process selection.
000 : Deal with 1-pixel width
001 : Deal with 2-pixel width
010 : Deal with 3-pixel width
011 : Deal with 1-pixel and 2-pixel width
100 : Deal with 1-pixel, 2-pixel and 3-pixel width
Others : Deal with 1-pixel width
After “Image Process Command” (13h), BUSY_N signal will become “0” until image process is finished
12) VCOM LUT (LUTC) (R20H)
Action
W/R
C/D
D7
D6
D5
D4
D3
D2
D1
D0
Build Look-Up Table
for VCOM (221-byte
command, bytes 2~12
repeated 20 times)
0
0
0
0
1
0
0
0
0
0
This command builds up VCOM Look-Up Table (LUT).
13) Black LUT (LUTB) (R21H)
Action
W/R
C/D
D7
D6
D5
D4
D3
D2
D1
D0
Build Look-Up Table
for Black (261-byte
command, bytes 2~14
repeated 20 times)
0
0
0
0
1
0
0
0
0
1
This command builds LUTB.
14) White LUT(LUTW) (R22H)
Action
W/R
C/D
D7
D6
D5
D4
D3
D2
D1
D0
Build Look-Up Table
for White (261-byte
command, bytes 2~14
repeated 20 times)
0
0
0
0
1
0
0
0
1
0
This command builds LUTW.
15) Gray1 LUT (LUTG1) (R23H)
Action
W/R
C/D
D7
D6
D5
D4
D3
D2
D1
D0
Build Look-Up Table
for Gray1 (261-byte
command, bytes 2~14
repeated 20 times)
0
0
0
0
1
0
0
0
1
1