參數(shù)資料
型號(hào)： UPD70208HGK-12-9EU
廠商： NEC Corp.
英文描述： V40HLTM, V50HLTM 16/8, 16-BIT MICROPROCESSOR
中文描述： V40HLTM，V50HLTM 16 / 8，16位微處理器
文件頁(yè)數(shù)： 30/110頁(yè)
文件大小： 625K
代理商： UPD70208HGK-12-9EU
30
μ
PD70208H, 70216H
Data Sheet U13225EJ4V0DS00
9.
TCU (TIMER/COUNTER UNIT)
The TCU incorporates 3 counters, and can be used as a timer, event counter, rate generator, etc. Functionally it is a
subset of the
μ
PD71054.
9.1
FEATURES
3
×
16-bit counters
Six programmable count modes
Binary/BCD count
Multiple latch command
Choice of two input clocks: internal/external
9.2
TCU INTERNAL BLOCK DIAGRAM
Notes 1.
A0 or A1 (Set by a system I/O area register)
2.
A1 or A2 (Set by a system I/O area register)
IORD IOWR
Note 1
TCU
Selection
Signal
Read/Write Control
TMD
(Mode
Register)
TCLK
(External)
CLOCK
TCTL0=High
TOUT0 (To INTL0)
TCTL1=High
TOUT1
(External
) TCTL2
(External)
TOUT2
(External)
To INTL2/SCU
SW
SW
SW
Prescaler
TCT #0
Status
Register
Status
Latch
H(8) L(8)
Count
Register
H(8) L(8)
Count
Latch
TCT #1
TCT #2
Down Counter (16)
Control Logic
(16)
(8)
(16)
(8)
(8)
(8)
Internal Data Bus
Note 2
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPD70208HGK-16-9EU 制造商:NEC 制造商全稱:NEC 功能描述:V40HLTM, V50HLTM 16/8, 16-BIT MICROPROCESSOR
UPD70208HGK-20-9EU 制造商:NEC 制造商全稱:NEC 功能描述:V40HLTM, V50HLTM 16/8, 16-BIT MICROPROCESSOR
UPD70208HLP-10 制造商:NEC 制造商全稱:NEC 功能描述:V40HLTM, V50HLTM 16/8, 16-BIT MICROPROCESSOR
UPD70208HLP-12 制造商:NEC 制造商全稱:NEC 功能描述:V40HLTM, V50HLTM 16/8, 16-BIT MICROPROCESSOR
UPD70208HLP16 制造商: 功能描述: 制造商:undefined 功能描述:
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