參數資料
型號: M38002E4DFP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PQFP64
封裝: 14 X 14 MM, PLASTIC, QFP-64
文件頁數: 140/173頁
文件大小: 4203K
代理商: M38002E4DFP
APPLICATION
2.2 Timer
2-21
3800 GROUP USER’S MANUAL
Fig. 2.2.21 Setting of related registers [Measurement of pulse width]
01
CNTR0 active edge switch bit : Count “H” level width
Timer X operating mode bits : Pulse width measurement mode
Timer X count stop bit : Count stop
Set to “0” at starting to count.
TM
Timer XY mode register (Address : 2316)
b7
b0
1
255
PREX
Prescaler X (Address : 2416)
Set “division ratio – 1”
255
TX
Timer X (Address : 2516)
1
Timer X interrupt enable bit : Interrupt enabled
ICON1
Interrupt control register 1 (Address : 3E16)
b7
b0
b7
b0
b7
b0
1
CNTR0 interrupt enable bit : Interrupt enabled
ICON2
Interrupt control register 2 (Address : 3F16)
0
CNTR0 interrupt request bit
(This bit is set to “1” at completion of inputting
“H” level signal.)
IREQ2
Interrupt request register 2 (Address : 3D16)
b7
b0
b7
b0
Timer X interrupt request bit
(This bit is set to “1” at underflow of Timer X.)
IREQ1
Interrupt request register (Address : 3C16)
0
b7
b0
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參數描述
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