參數(shù)資料
型號: HD40A4638R
廠商: Hitachi,Ltd.
英文描述: 4-Bit Single-Chip Microcomputer(4位單片微計算機)
中文描述: 4位單片機(4位單片微計算機)
文件頁數(shù): 67/133頁
文件大?。?/td> 803K
代理商: HD40A4638R
HD404639R Series
67
Timer C
Timer C Functions
: Timer C has the following functions.
Free-running/reload timer
Watchdog timer
Timer output operation (toggle, 0, 1, and PWM outputs)
The block diagram of timer C is shown in figure 51.
Watchdog on
flag (WDON)
System
reset signal
Timer C interrupt
request flag
(IFTC)
Timer output
control logic
Timer read register CU (TRCU)
Timer output
control
Timer read
register CL
(TRCL)
Clock
Timer counter C
(TCC)
Selector
System
clock
Prescaler S (PSS)
Overflow
I
Timer write
register CU
(TWCU)
Timer write
register CL
(TWCL)
Timer mode
register C1
(TMC1)
Timer mode
register C2
(TMC2)
Free-running
/Reload control
Watchdog timer
control logic
TOC
PER
÷
2
÷
4
÷
8
÷
3
÷
1
÷
5
÷
1
÷
2
3
3
Figure 51 Block Diagram of Timer C
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