參數(shù)資料
型號(hào): 6P8A
廠商: NEC Corp.
英文描述: MOS INTEGRATED CIRCUIT 4-BIT SINGLE-CHIP MICROCONTROLLER FOR INFRARED REMOTE CONTROL TRANSMISSION
中文描述: 馬鞍山集成電路4位單片機(jī)的紅外遙控傳輸
文件頁(yè)數(shù): 31/95頁(yè)
文件大?。?/td> 692K
代理商: 6P8A
31
μ
PD6P8, 6P8A, 6P8B
Data Sheet U17848EJ3V0DS
Output from the REM pin is as follows, in accordance with the values set to bit 9 (CARY) of MOD1 and the timer
output enable flag (t
9
), and the value of the timer block’s 9-bit down counter (t
0
to t
8
).
Table 5-2. REM Pin Output
MOD1 Bit 9 (CARY)
Timer Output Enable Flag
(Timer Block t
9
)
9-Bit Down Counter
(Timer Block t
0
to t
8
)
REM Pin
0
Low-level output
0
Other than 0
0
1
Carrier output
Note
1
High-level output
Note
Input values in the range of 001H to 1FFH to MOD0 and MOD1.
Caution MOD0 and MOD1 must be set while the REM pin is low level (t
9
= 0 or t
0
to t
8
= 0).
Table 5-3. Example of Carrier Frequency Settings (f
X
= 4 MHz)
Setting Value
t
H
(
μ
s)
0.25
1.0
2.5
5.0
8.25
8.25
8.75
8.75
8.75
9.0
9.125
13.25
15.0
25.0
32.0
MOD1
01H
07H
13H
27H
41H
41H
45H
45H
45H
47H
48H
69H
77H
C7H
FFH
MOD0
01H
0BH
13H
27H
41H
85H
89H
8BH
8CH
91H
94H
D5H
77H
C7H
FFH
t
L
(
μ
s)
0.25
1.5
2.5
5.0
8.25
16.75
17.25
17.5
17.625
18.25
18.625
26.75
15.0
25.0
32.0
T (
μ
s)
0.5
2.5
5.0
10
16.5
25
26.0
26.25
26.375
27.25
27.75
40.0
30.0
50.0
64.0
f
C
(kHz)
2,000
400
200
100
60.6
40
38.5
38.10
37.9
36.7
36.0
25
33.3
20
15.6
Duty
1/2
2/5
1/2
1/2
1/2
1/3
1/3
1/3
1/3
1/3
1/3
1/3
1/2
1/2
1/2
t
H
t
L
T
Carrier signal
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