ST ST7735R - Page 123

ST7735R
V0.2 123 2009-08-05
Table 10.2.2 Panel Function Command List (2)
Instruction
Refer D/CX WRX RDX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 Hex
Function
0 ↑ 1 - 1 1 0 0 0 0 0 0 (C0h)
Power control setting
1 ↑ 1 -
AVDD[
2]
AVDD[
1]
AVDD
[0]
VRHP
4
VRHP
3
VRHP
2
VRHP
1
VRHP
0
1 ↑ 1 - 0 0 0
VRHN
4
VRHN
3
VRHN
2
VRHN
1
VRHN
0
PWCTR1 10.2.5
1 ↑ 1
MODE
[1]
MODE
[0]
0 0 0 1 0 0
VRH: Set the GVDD
voltage
0 ↑ 1 - 1 1 0 0 0 0 0 1 (C1h)
Power control setting
PWCTR2 10.2.6
1 ↑ 1 -
VGH2
5[1]
VGH2
5[0]
- -
VGLSEL
[1]
VGLSEL
[0]
VGHBT[
1]
VGHBT[
0]
BT: set VGH/ VGL
voltage
0 ↑ 1 - 1 1 0 0 0 0 1 0 (C2h)
In normal mode (Full
colors)
- DCA9 DCA8
SAPA
2
SAPA
1
SAPA
0
APA2 APA1 APA0
PWCTR3 10.2.7
1 ↑ 1
- DCA7 DCA6 DCA5 DCA4 DCA3 DCA2 DCA1 DCA0
AP
A
: adjust the
operational amplifier
DCA: adjust the bo
oster
Voltage
0 ↑ 1 - 1 1 0 0 0 0 1 1 (C3h)
In Idle mode (8-colors)
- DCB9 DCB8
SAPB
2
SAPB
1
SAPB
0
APB2 APB1 APB0
PWCTR4 10.2.8
1 ↑ 1
- DCB7 DCB6 DCB5 DCB4 DCB3 DCB2 DCB1 DCB0
AP
B
: adjust the
operational amplifier
DCB
: adjust the booster
Voltage
0 ↑ 1 - 1 1 0 0 0 1 0 0 (C4h)
In partial mode + Full
colors
1 ↑ 1 - DCC9 DCC8
SAPC
2
SAPC
1
SAPC
0
APC2 APC1 APC0
PWCTR5 10.2.9
1 ↑ 1 - DCC7 DCC6 DCC5 DCC4 DCC3 DCC2 DCC1 DCC0
AP
C
: adjust the
operational amplifier
DCC
: adjust the booster
circuit for Idle mode
0 ↑ 1 - 1 1 0 0 0 1 0 1 (C5h)
VCOM control 1
VMCTR1 10.2.10
1 ↑ 1 - - -
VCOMS
5
VCOMS
4
VCOMS
3
VCOMS
2
VCOMS
1
VCOMS
0
VCOM voltage control
0 ↑ 1 - 1 1 0 0 0 1 1 1 (C7h)
Set VCOM offset control
VMOFCTR 10.2.11
1 ↑ 1 - - - - VMF4 VMF3 VMF2 VMF1 VMF0
0 ↑ 1 - 1 1 0 1 0 0 0 1 (D1h)
Set LCM version code
WRID2 10.2.12
1 ↑ 1 - - ID2[6] ID2[5] ID2[4] ID2[3] ID2[2] ID2[1] ID2[0]
“-“: Don’t care
Note 1: C0h to C7h are fixed for about power controller