參數資料
型號: M30240MC-XXXFP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, MICROCONTROLLER, PQFP80
封裝: 0.80 MM PITCH, PLASTIC, QFP-80
文件頁數: 98/125頁
文件大?。?/td> 753K
代理商: M30240MC-XXXFP
CONFIDENTIAL
76
Mitsubishi microcomputers
M16C / 24 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Preliminary Specifications REV.B
Specifications in this manual are tentative and subject to change
Timer A
Figure 69:
Example of how an 8-bit pulse-width modulator operates
Count source (Note1)
TAiIN pin input signal
Underflow signal of
8-bit prescaler (Note2)
PWM pulse output
from TAiOUT pin
“H”
“L”
“1”
“0”
Timer Ai interrupt
request bit
Cleared to “0” when interrupt request is accepted, or cleared by software
fi : Frequency of count source
(f1, f8, f32)
Note 1: The 8-bit prescaler counts the count source.
Note 2: The 8-bit pulse width modulator counts the 8-bit prescaler's underflow signal.
Note 3: m = 00 16 to FE16; n = 0016 to FE16.
Condition : Reload register high-order 8 bits = 0216
Reload register low-order 8 bits = 0216
External trigger (falling edge of TAiIN pin input signal) is selected
1 / fi X (m + 1) X (2 – 1)
8
1 / fi X (m + 1) X n
1 / fi X (m + 1)
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