參數(shù)資料
型號(hào): HD4074654
廠商: Hitachi,Ltd.
英文描述: 4-Bit Single-Chip Microcomputer
中文描述: 4位單片機(jī)
文件頁數(shù): 57/109頁
文件大?。?/td> 430K
代理商: HD4074654
HD404654 Series
57
Selector
÷
2
÷
4
÷
8
÷
3
÷
1
÷
5
÷
2
3
2
PER
Input capture
status flag (ICSF)
Input capture
error flag (ICEF)
Timer D interrupt
request flag (IFTD)
Error
control
logic
Edge
detection
logic
Timer read
register DU
(TRDU)
Timer read
register DL
(TRDL)
Read signal
Clock
Timer counter D
(TCD)
Overflow
System
clock
Edge detection control
Prescaler S (PSS)
Input capture
timer control
Timer mode
register D1
(TMD1)
Timer mode
register D2
(TMD2)
Edge detection
selection register
2 (ESR2)
EVND
I
Figure 43 (B) Block Diagram of Timer D (in Input Capture Timer Mode)
Timer D Operations:
Free-running/reload timer operation: The free-running/reload operation, input clock source, and
prescaler division ratio are selected by timer mode register D1 (TMD1: $010).
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