參數(shù)資料
型號: UPD780232
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
中文描述: 8位微控制器與2/4/8K字節(jié)在系統(tǒng)可編程閃存
文件頁數(shù): 17/52頁
文件大?。?/td> 345K
代理商: UPD780232
17
μ
PD780232
Data Sheet U13415EJ2V0DS
Figure 5-4. Block Diagram of 8-Bit Timer (TM81)
Figure 5-5. Watchdog Timer Block Diagram
Oscillation
stabilization time
selection register
(OSTS)
Clock
input
controller
INTWDT
RESET
WDT mode signal
3
OSTS2 OSTS1 OSTS0
WDCS2 WDCS1WDCS0
Internal bus
Divider
Divided
clock
selector
Output
controller
Division mode
selector
RUN
WDTM4WDTM3
Watchdog timer
clock selection
register (WDCS)
Watchdog timer
mode register
(WDTM)
RUN
f
X
/2
8
f
X
S
f
X
/2
f
X
/2
3
f
X
/2
5
f
X
/2
7
8-bit timer counter 81
(TM81)
8-bit compare register 81
(CR81)
Internal bus
Match
INTTM81
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