
ST7735R
V0.2
134
2009-08-05
10.2.7 PWCTR3 (C2h): Power Control 3 (in Normal mode/ Full colors)
C2H
PWCTR3 (Power Control 3)
Inst / Para
D/CX
WRX
RDX
D17-8
D7
D6
D5
D4
D3
D2
D1
D0
HEX
PWCTR3
0
↑
1
-
1
1
0
0
0
0
1
0
(C2h)
1
st
parameter
1
↑
1
-
DCA9
DCA8
SAPA2 SAPA1 SAPA0
APA2
APA1
APA0
2
nd
parameter
1
↑
1
-
DCA7
DCA6
DCA5
DCA4
DCA3
DCA2
DCA1
DCA0
Description
-Set the amount of current in Operational amplifier in normal mode/full colors.
-Adjust the amount of fixed current from the fixed current source in the operational amplifier for the source
driver.
AP[2:0]
Amount of Current in Operational Amplifier
000
Operation of the operational amplifier stops
001
Small
010
Medium Low
011
Medium
100
Medium High
101
Large
110
Reserved
111
Reserved
SAP[2:0]
Amount of Current in Operational Amplifier
000
Operation of the operational amplifier stops
001
Small
010
Medium Low
011
Medium
100
Medium High
101
Large
110
Reserved
111
Reserved
-Set the Booster circuit Step-up cycle in Normal mode/ full colors.
DCA[9:8]
DCA[7:6]
DCA[5:4]
DCA[3:2]
DCA[1:0]
00
BCLK/1
BCLK/1
BCLK/1
BCLK/1
BCLK/1
01
BCLK/1.5
BCLK/1.5
BCLK/1.5
BCLK/1.5
BCLK/1.5
10
BCLK/2
BCLK/2
BCLK/2
BCLK/2
BCLK/2
11
BCLK/4
BCLK/4
BCLK/4
BCLK/4
BCLK/4
Note: BCLK is Clock frequency for Booster circuit
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
C2h
Power On Sequence
0Ah/00h
S/W Reset
0A h/00h
H/W Reset
0A h/00h
Summary of Contents for ST7735R
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