參數(shù)資料
型號: M306H7MC-XXXFP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 20 MM, 0.65 MM PITCH, PLASTIC, QFP-100
文件頁數(shù): 101/115頁
文件大?。?/td> 3146K
代理商: M306H7MC-XXXFP
Rev.2.10
Oct 25, 2006
Page 86 of 326
REJ03B0152-0210
M306H7MG-XXXFP/MC-XXXFP/FGFP
9.TIMERS
Figure 9.12
Example of 16-bit Pulse Width Modulator Operation
Figure 9.13
Example of 8-bit Pulse Width Modulator Operation
1 / fi X (2
– 1)
16
Count source
Input signal to
TAiIN pin
PWM pulse output
from TAiOUT pin
Trigger is not generated by this signal
“H”
“L”
IR bit of TAiIC
register
“1”
“0”
fj : Frequency of count source
(f1, f2, f8, f32, fC32)
i = 0 to 4
Note 1: n = 000016 to FFFE16.
Note 2: This timing diagram is for the case where the TAi register is ‘000316,’ the TAiTGH and TAiTGL bits of ONSF
or TRGSR register = ‘002’ (TAiIN pin input), the MR1 bit of TAiMR register = 1 (rising edge), and the MR2
bit of TAiMR register = 1 (trigger selected by TAiTGH and TAiTGL bits).
1 / fj X n
Set to “0” upon accepting an interrupt request or by writing in program
Count source (Note1)
Input signal to
TAiIN pin
Underflow signal of
8-bit prescaler (Note2)
PWM pulse output
from TAiOUT pin
“H”
“L”
“1”
“0”
Set to “0” upon accepting an interrupt request or by writing in program
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 = 0016 to FF16; n = 0016 to FE16.
Note 4: This timing diagram is for the case where the TAi register is ‘020216,’ the TAiTGH and TAiTGL bits of ONSF or
TRGSR register = ‘002’ (TAiIN pin input), the MR1 bit of TAiMR register = 0 (falling edge), and the MR2 bit of
TAiMR register = 1 (trigger selected by TAiTGH and TAiTGL bits).
1 / fj X (m+ 1) X (2 – 1)
8
1 / fj X (m + 1) X n
1 / fj X (m + 1)
IR bit of TAiIC
register
fj : Frequency of count source
(f1, f2, f8, f32, fC32)
i = 0 to 4
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