參數(shù)資料
型號: HCD404084
廠商: Hitachi,Ltd.
英文描述: Low-Voltage AS Microcomputers with On-Chip A/D Converter(帶片上A/D轉(zhuǎn)換器的低壓微計算機)
中文描述: 低電壓如同在微機芯片的A / D轉(zhuǎn)換器(帶片上的A / D轉(zhuǎn)換器的低壓微計算機)
文件頁數(shù): 70/162頁
文件大?。?/td> 482K
代理商: HCD404084
HD404374/HD404384/HD404389/HD404082/HD404084 Series
70
Timers
The MCU incorporates three timers, A to C.
Timer A: Free-running timer
Timer B: Multifunctional timer
Timer C: Multifunctional timer
Timer A is an 8-bit free-running timer. Timers B and C are 8-bit multifunctional timers; Each one of their
have the functions shown in table 25 and their operating mode can be set by the program.
Table 25
Timer Functions
Functios
Timer A
Timer B
Timer C
Clock source
Prescaler S
Available
Available
Available
Prescaler W*
Available
External event
Available
Timer functions
Free-running
Available
Available
Available
Time-base*
Available
Event counter
Available
Reload
Available
Available
Watchdog
Available
Timer outputs
Toggle
Available
Available
PWM
Available
Available
Note:
— implies not available
* Applies to HD404374 Series
Timer A
Timer A Functions
Timer A has the following functions.
Free-running timer
Realtime clock time base
The block diagram of timer A is shown in figure 32.
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