ST ST7735R - 10.2.6 PWCTR2 (C1 h): Power Control 2

ST7735R
V0.2 132 2009-08-05
10.2.6 PWCTR2 (C1h): Power Control 2
C1H PWCTR2 (Power Control 2)
Inst / Para
D/CX WRX RDX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 HEX
PWCTR2
0 ↑ 1 - 1 1 0 0 0 0 0 1 (C1h)
1
st
parameter
1 ↑ 1 VGH25[1] VGH25[0] - - VGLSEL[1] VGLSEL[0] VGHBT[1] VGHBT[0]
Description
-Set the VGH and VGL supply power level
VGH25[1:0] V25
00 2.1
01 2.2
10 2.3
11 2.4
VGHBT[1:0] VGH
00 2*AVDD+VGH25
01 3*AVDD
10 3*AVDD+VGH25
11 Don’t use this setting, reserve for testing.
VGLSEL[1:0] VGL
00 -7.5
01 -10
10 -12.5
11 -13
Restriction
-The deviation value of VGH/ VGL between with Measurement and Specification: Max <= 1V
-VGH-VGL <= 32V
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
C1h
Power On Sequence C5h
S/W Reset C5h
H/W Reset C5h