參數(shù)資料
型號: M30201M4-XXXSP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 10 MHz, MICROCONTROLLER, PDIP52
封裝: SHRINK, PLASTIC, DIP-52
文件頁數(shù): 15/28頁
文件大小: 2425K
代理商: M30201M4-XXXSP
Clock Generating Circuit
Mitsubishi microcomputers
M30201 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
21
Clock Output
The clock output function select bit allows you to choose the clock from f8, fc, or a divide-by-n clock that is
output from the P54/CKOUT pin. The clock divide counter is an 8-bit counter whose count source is f32, and
its divide ratio can be set in the range of 0016 to FF16. Figure 1.19 shows a block diagram of clock output.
Figure 1.19. Block diagram of clock output
Clock source
selection
Reload register (8)
Low-order 8 bits
Data bus low-order bits
P54
f8
fC
1/2
Division n+1 n=0016 to FF16
Clock divided couter (8)
Example:
When f(XIN)=10MHz
n=0716 : approx. 19.5kHz
n=2616 : approx. 4.0kHz
n=4D16 : approx. 2.0kHz
n=9B16 : approx. 1.0kHz
P54/CKOUT
f32
Address 038E16
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