ST ST7735R - 10.2.10 VMCTR1 (C5 h): VCOM Control 1

ST7735R
V0.2 140 2009-08-05
10.2.10 VMCTR1 (C5h): VCOM Control 1
C5H VMCTR1 (VCOM Control 1)
Inst / Para
D/CX WRX RDX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 HEX
VMCTR1
0 ↑ 1 - 1 1 0 0 0 1 0 1 (C5h)
1
st
parameter
1 ↑ 1 - - -
VCOMS5 VCOMS 4 VCOMS 3 VCOMS 2 VCOMS 1 VCOMS 0
Description
VCOM voltage setting.
VCOMS
[5:0]
VCOM
VCOMS
[5:0]
VCOM
VCOMS
[5:0]
VCOM
VCOMS
[5:0]
VCOM
0 000000 -0.425 16 010000 -0.825 32 100000 -1.225 48 110000 -1.625
1 000001 -0.45 17 010001 -0.85 33 100001 -1.25 49 110001 -1.65
2 000010 -0.475 18 010010 -0.875 34 100010 -1.275 50 110010 -1.675
3 000011 -0.5 19 010011 -0.9 35 100011 -1.3 51 110011 -1.7
4 000100 -0.525 20 010100 -0.925 36 100100 -1.325 52 110100 -1.725
5 000101 -0.55 21 010101 -0.95 37 100101 -1.35 53 110101 -1.75
6 000110 -0.575 22 010110 -0.975 38 100110 -1.375 54 110110 -1.775
7 000111 -0.6 23 010111 -1 39 100111 -1.4 55 110111 -1.8
8 001000 -0.625 24 011000 -1.025 40 101000 -1.425 56 111000 -1.825
9 001001 -0.65 25 011001 -1.05 41 101001 -1.45 57 111001 -1.85
10 001010 -0.675 26 011010 -1.075 42 101010 -1.475 58 111010 -1.875
11 001011 -0.7 27 011011 -1.1 43 101011 -1.5 59 111011 -1.9
12 001100 -0.725 28 011100 -1.125 44 101100 -1.525 60 111100 -1.925
13 001101 -0.75 29 011101 -1.15 45 101101 -1.55 61 111101 -1.95
14 001110 -0.775 30 011110 -1.175 46 101110 -1.575 62 111110 -1.975
15 001111 -0.8 31 011111 -1.2 47 101111 -1.6 63 111111 -2
Register
Availability
Status Availability
Normal Mode On, Idle Mode Off, Sleep Out Yes
Normal Mode On, Idle Mode On, Sleep Out Yes
Partial Mode On, Idle Mode Off, Sleep Out Yes
Partial Mode On, Idle Mode On, Sleep Out Yes
Sleep In Yes
Default
Status Default Value
C5h
Power On Sequence 04h
S/W Reset 04h
H/W Reset 04h