參數(shù)資料
型號: PCF8833
廠商: NXP Semiconductors N.V.
英文描述: STN RGB - 132 X 132 X 3 driver
中文描述: 超扭曲的RGB - 132 × 132 × 3驅(qū)動程序
文件頁數(shù): 51/112頁
文件大?。?/td> 469K
代理商: PCF8833
2003 Feb 14
51
Philips Semiconductors
Objective specification
STN RGB - 132
×
132
×
3 driver
PCF8833
Table 57
Temperature compensated frame frequency reset state
6.2.37
T
EMPERATURE COMPENSATED
V
LCD
The PCF8833 incorporates a temperature segmented V
OP
programming; see Section 6.2.40. By using the temperature
compensated V
LCD
(TCVOPE) command the temperature segmented V
LCD
can be disabled.
The TCVOPE control bit reset state is defined in Table 59.
When the non-segmented V
LCD
programming is chosen the LCD supply voltage is flat, i.e. no compensation over the
specified temperature range (offset V
T
in Fig.30 is 0).
The TCVOPE command is also used to read back the temperature via the interface; see Section 6.2.44.
Table 58
Temperature segmented V
LCD
register bits
Table 59
Temperature segmented V
LCD
reset state
6.2.38
I
NTERNAL OR EXTERNAL OSCILLATOR
The Internal/external oscillator (EC) command selects the internal or external oscillator. When an external oscillator is
used the external clock signal has to be connected to the OSC pad; see Section 7.6.
The EC control bit reset state is defined in Table 61.
Table 60
Internal/external oscillator register bits
Table 61
Internal/external oscillator reset state
BIT
LOGIC 0
LOGIC 1 (RESET STATE)
TCDFE
non-segmented frame frequency
segmented frame frequency
D/C
7
6
5
4
3
2
1
0
DEFAULT
0
1
0
1
1
1
1
1
TCVOPE
BFH
BIT
LOGIC 0
LOGIC 1 (RESET STATE)
TCVOPE
no temperature compensated V
LCD
segmented temperature compensated V
LCD
D/C
7
6
5
4
3
2
1
0
DEFAULT
0
1
1
0
0
0
0
0
EC
C0H
BIT
LOGIC 0 (RESET STATE)
LOGIC 1
EC
internal oscillator
external clock applied
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PCF88331 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:STN RGB - 132 X 132 X 3 driver
PCF88332DA 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:STN RGB - 132 X 132 X 3 driver
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