參數(shù)資料
型號: M38039MFH-XXXKP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8.4 MHz, MICROCONTROLLER, PQFP64
封裝: 14 X 14 MM, 0.80 MM PITCH, PLASTIC, LQFP-64
文件頁數(shù): 49/117頁
文件大?。?/td> 1873K
代理商: M38039MFH-XXXKP
Rev.3.11
Apr 5, 2006
Page 37 of 113
REJ03B0017-0311
3803 Group (Spec.H)
Fig 25. Block diagram of timer Z
P47/CNTR2
“001”
XIN
Output level latch
Programmable one-shot
generating mode
CNTR2 active edge
switch bit
Programmable one-shot
generating mode
Data bus
To timer Z interrupt
request bit
To INT1 interrupt
request bit
Programmable waveform
generating mode
Pulse output mode
CNTR2 active edge switch bit
Pulse output mode
Timer Z operating
mode bits
Port P47
direction register
Port P47
latch
Pulse period measurement mode
Pulse width measurement mode
Timer Z count stop bit
Count source
selection bit
(1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128, 1/256, 1/512, 1/1024)
Divider
C
lo
c
k
f
o
rtim
e
r
z
CNTR2 active edge
switch bit
D
Q
T
“1”
Timer/Event
counter mode
switch bit
“0”
“1”
“0”
P42/INT1
Programmable one-shot
generating circuit
T
Q
S
Q
“100”
“101”
To CNTR2 interrupt
request bit
“0”
f(XCIN)
Edge detection circuit
“1”
“0”
Timer Z low-order latch
Timer Z low-order
Timer Z high-order latch
Timer Z high-order
XCIN
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