參數(shù)資料
型號: STV3012
廠商: 意法半導(dǎo)體
英文描述: Remote Control Transmitter for Audio and Video Applications(用于音視頻的遙控發(fā)送器)
中文描述: 遠程控制發(fā)射機的音頻和視頻應(yīng)用(用于音視頻的遙控發(fā)送器)
文件頁數(shù): 5/8頁
文件大?。?/td> 140K
代理商: STV3012
t
w
H
L
REMO
S3
0
S2
1
1
S0
0
S1
1
G
0
T0
F
0
E
0
D
1
C
0
B
0
S3
bit
data
A
bit
T0
0
0
B
1
C
0
D
0
E
S0
0
F
1
S2
0
S1
1
1
T1
REMO
L
H
data
t
w
A
1
T0
MODE B
MODE A
0
3
Figure 1 :
Data Format of REMO ; T0 and T1 = toggle bits ; S0, S1, S2 and S3 = sub-system address ;
A, B, C, D, E, F and G = command bits
t
MH
t
ML
t
M
t
PW
t
B
(bit duration)
1st bit
2nd bit
last bit
t
W
(word distance)
3
Figure 2 :
Pulse Train Timing (ref. to f
OSC
= 400kHz)
Bit Separation
(t
B
)
Logic "0"
Logic "1"
Toggle bit time
Mode A
1 x t
0
2 x t
0
1 x t
0
or 2 x t
0
Mode B
2 x t
0
3 x t
0
2 x t
0
or 3 x t
0
Mode
A
B
t
0
(ms)
2.52
2.88
t
M
(
μ
s)
30
30
t
MH
(
μ
s)
10
10
t
ML
(
μ
s)
20
20
t
W
(ms)
86.04
138
Mode A and B
t
OSC
t
M
t
ML
t
MH
Mode A
t
PW
t
0
t
W
Mode B
t
PW
t
0
t
W
2.5
μ
s
12 x t
OSC
8 x t
OSC
4 x t
OSC
oscillation period
modulation period
modulation period LOW
modulation period HIGH
(15 x t
M
) + t
MH
1008 x t
OSC
34416 x t
OSC
modulated pulse
basic unit of pulse distance
word distance
(11 x t
M
) + t
MH
1152 x t
OSC
55296 x t
OSC
modulated pulse
basic unit of pulse distance
word distance
STV3012
5/8
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