參數(shù)資料
型號： S3P1860-DK
元件分類： 微控制器/微處理器
英文描述： 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PDIP20
封裝： 0.300 INCH, DIP-20
文件頁數(shù)： 7/95頁
文件大小： 339K
代理商： S3P1860-DK
S3C1860
3-14
TRANSMISSION CARRIER FREQUENCY
One of four carrier frequencies can be selected and transmitted through the P2.0/REM pin by programming the
internal P2.9, P2.10 and P2.0 pins (See Table 3-5). Figure 3-14 shows a simplified diagram of the various
transmission circuits.
Table 3-5. Carrier Frequency Selection Table
P2.10
P2.9
Carrier Frequency of P2.0/REM Pin
0
fxx/12, 1/3 duty
0
1
fxx/8, 1/2 duty
1
0
fxx/12, 1/4 duty
1
No carrier
4 x 1
MUX
Internal P2.9
fXX/8, 1/2 Duty
fXX/12, 1/3 Duty
fXX/12, 1/4 Duty
VDD (No Carry)
Internal P2.10
Internal P2.0
P2.0/REM
I.R.LED
Drive
Transistor
*P2.0
System Clock
Frequency
Internal P2.0
*P2.0
(fXX/12, 1/3 duty)
*P2.0
(fXX/8, 1/2 duty)
*P2.0
(No carry)
*P2.0
(fXX/12, 1/4 duty)
Figure 3-14. Diagram of Transmission Circuits
相關(guān)PDF資料
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S3C1860XX-SK 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO20
S3C1860XX-DK 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDIP20
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