Waveshare 4.2inch e-Paper V2 User Manual page 17

0 0 04
0 1
0 1
0 1
B[7]=1,
VSH2 voltage setting from 2.4V to
8.6V.
A/B[7:0] VSH1/VSH2 A/B[7:0] VSH1/VSH2
8Eh 2.4 AEh
8Fh 2.5 AFh
90h 2.6 B0h
91h 2.7 B1h
92h 2.8 B2h
93h 2.9 B3h
94h 3 B4h
95h 3.1 B5h
96h 3.2 B6h
97h 3.3 B7h
98h 3.4 B8h
99h 3.5 B9h
9Ah 3.6 BAh
9Bh 3.7 BBh
9Ch 3.8 BCh
9Dh 3.9 BDh
9Eh 4 BEh
9Fh 4.1 BFh
0 0 0 0
A7 A6 A5 A4
B7 B6 B5 B4
C7 C6 C5 C4
A[7]/B[7]=0,
VSH1/VSH2 voltage setting from 8.8V to
17V.
A/B[7:0] VSH1/VSH2 A/B[7:0] VSH1/VSH2
5.6
21h
5.7
23h
5.8
24h
5.9
25h
6
26h
6.1
27h
6.2
28h
6.3
29h
6.4
2Ah
6.5
2Bh
6.6
2Ch
6.7
2Dh
6.8
2Eh
6.9
2Fh
7
30h
7.1
31h
7.2
32h
7.3
0 1 0 0
A3 A2 A1 A0
B3 B2 B1 B0
C3 C2 C1 C0
8.8 37h 13
9 38h 13.2
9.2 39h 13.4
9.4 3Ah 13.6
9.6 3Bh 13.8
9.8 3Ch 14
10 3Dh 14.2
10.2 3Eh 14.4
10.4 3Fh 14.6
10.6 40h 14.8
10.8 41h 15
11 42h 15.2
11.2 43h 15.4
11.4 44h 15.6
11.6 45h 15.8
11.8 46h 16
12 47h 16.2
14
4.2inch e-Paper V2
04h 10.5
05h 11
06h 11.5
07h 12
08h 12.5
07h 12
08h 12.5
09h 13
0Ah 13.5
0Bh 14
0Ch 14.5
Set Source Driving voltage
A[7:0] = 41h[POR], VSH1
Source at 15V
Driving B[7:0]=A8h[POR], VSH2
voltage at 5V
control C[7:0]=32h[POR], VSL1 at
-15V
Remark: VSH1>=VSH2
C[7]=0
VSL setting from -5V to -17V
C[7:0]
0Ah
0Ch
0Eh
10h
12h
14h
16h
18h
1Ah
1Ch
1Eh
20h
22h
24h
26h
28h
2Ah
2Ch
User Manual
0Fh 16
10h 16.5
11h 17
12h 17.5
13h 18
14h 18.5
15h 19
16h 19.5
17h 20
Other NA
VSL
-5
-5.5
-6
-6.5
-7
-7.5
-8
-8.5
-9
-9.5
-10
-10.5
-11
-11.5
-12
-12.5
-13
-13.5