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): 10/95頁
文件大?。?/td> 339K
代理商: S3P1860-DK
S3C1860
3-17
System Reset
Internal
HALT
The Auto-Reset Counter is cleared every 131,072/fxx (288 msec if fxx is 455 kHz).
OSR
Auto-Reset Counter
Internal
HALT
Internal P2.0
fXX
CLK
CLR
Figure 3-17. Auto Reset Block Diagram
OSC DIVIDE OPTION CIRCUIT
The OSC Divide Option Circuit provides a maximum 1 MHz fxx system clock. f
OSC which is generated in
oscillation circuit is divided eight or non-divide in this circuit to produce fxx. This dividing ratio will be chosen by
mask option. (See Figure 3-20)
f
OSC : Oscillator clock
fxx : System clock (f
OSC or fOSC /8)
f
CPU: CPU clock (fCPU = fxx/6)
1 instruction cycle clock
NOTE
In the S3P1860, the OSC Divide Option is not offered and f
OSC/8 is only used for system clock (fxx).
XI
XO
f
OSC
Mask Option
OSC
DIVIDE-8
fXX
Figure 3-18. S3C1860 OSC Divide Option Circuit
相關(guān)PDF資料
PDF描述
S3C1860XX-SK 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO20
S3C1860XX-DK 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDIP20
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