參數(shù)資料
型號: M38030F8L-XXXHP
廠商: Renesas Technology Corp.
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述: 單芯片8位CMOS微機
文件頁數(shù): 46/119頁
文件大?。?/td> 1575K
代理商: M38030F8L-XXXHP
Rev.1.00
Apr 2, 2007
Page 32 of 117
REJ03B0212-0100
3803 Group (Spec.L)
Fig 25. Block diagram of timer X, timer Y, timer 1, and timer 2
Q
“1”
“0”
P54/CNTR0
Q
P55/CNTR1
“0”
“1”
R
“1”
“0”
“1”
T
Prescaler X latch (8)
Prescaler X (8)
Timer X latch (8)
Timer X (8)
To timer X interrupt
request bit
Toggle flip-flop
Timer X count stop bit
Pulse width
measurement
mode
Event
counter
mode
To CNTR0 interrupt
request bit
Pulse output mode
Port P54
latch
Port P54
direction register
CNTR0 active
edge switch bit
Timer X latch write pulse
Pulse output mode
Timer mode
Pulse output mode
Prescaler Y latch (8)
Prescaler Y (8)
Timer Y latch (8)
Timer Y (8)
To timer Y interrupt
request bit
Toggle flip-flop
Timer Y count stop bit
To CNTR1 interrupt
request bit
Pulse output mode
Port P55
latch
Port P55
direction register
CNTR1 active
edge switch bit
Timer Y latch write pulse
Pulse output mode
Timer mode
Pulse output mode
Prescaler 12 latch (8)
Prescaler 12 (8)
Timer 1 latch (8)
Timer 1 (8)
Timer 2 latch (8)
Timer 2 (8)
To timer 2 interrupt
request bit
To timer 1 interrupt
request bit
CNTR0 active
edge switch bit
CNTR1 active
edge switch bit
Pulse width
measurement
mode
Event
counter
mode
Clock for timer 12
Data bus
C
lo
c
k
fo
rti
m
e
r
1
2
XIN
(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
fo
rti
m
e
rY
Count source
selection bit
Main clock
division ratio
selection bits
“00”
“11”
“10”
XCIN
C
lo
c
k
fo
rti
m
e
r
X
f(XCIN)
Count source selection bit
f(XCIN)
Clock for timer Y
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