參數(shù)資料
型號: HD404668
廠商: Hitachi,Ltd.
英文描述: Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit(帶雙音多頻電路的低電壓微計算機(jī))
中文描述: 低電壓如同在微機(jī)芯片的DTMF產(chǎn)生電路(帶雙音多頻電路的低電壓微計算機(jī))
文件頁數(shù): 68/142頁
文件大小: 894K
代理商: HD404668
HD404669 Series
68
Edge detection logic
System
clock
Edge detection control
Timer mode
register D1
(TMD1)
Timer write register D
(
(TWDU)
÷
2
÷
4
÷
8
÷
32
÷
128
÷
512
÷
2048
PER
2
3
4
4
4
EVND
Data bus
Clock line
Signal line
Edge detection
select register 2
(ESR2)
Timer D interrupt
request flag
(IFTD)
Timer read
register DU
(TRDU)
(TCDL)
(TCDU)
Timer mode
register D2
(TMD2)
Timer output
control logic
TOD
Timer counter D
Timer read
register DL
(TRDL)
P
F
c
I
S
clock
O
Figure 49(1) Block Diagram of Timer D (Free-Running/Reload Timer/Event Counter Modes)
相關(guān)PDF資料
PDF描述
HD404669 Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit(帶雙音多頻電路的低電壓微計算機(jī))
HD407A4669 Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit(帶雙音多頻電路的低電壓微計算機(jī))
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