參數(shù)資料
型號: UPD17147CT
廠商: NEC Corp.
英文描述: SMALL, GENERAL-PURPOSE 4-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 小,通用4位單晶片微控制器
文件頁數(shù): 40/102頁
文件大?。?/td> 408K
代理商: UPD17147CT
40
μ
PD17145(A1), 17147(A1), 17149(A1)
Figure 13-1. Configuration of Basic Interval Timer
Remark
(1) to (4) in the figure correspond to the signals in the timing chart in Figure 13-4.
BTM mode
register (RF:13H)
Watchdog timer mode
register (RF:13H)
BTMISEL BTMRES
BTMCK1 BTMCK0
WDTRES
0
0
WDTEN
2
Reset
Selector
System clock/16384
System clock/4096
System clock/512
System clock/16
Basic interval timer
(7-bit divider)
IRQBTM
set signal
Reset
signal
R
S
Outputs "1" while counting 0 to 7 during counting
from 0 to 255.
f
BTM
2
7
f
BTM
2
5
f
BTM
Q
1-bit
divider
1-shot pulse
generator
Reset
Internal bus
(1)
(3)
(4)
(2)
Selector
相關PDF資料
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UPD17147CTA1 SMALL, GENERAL-PURPOSE 4-BIT SINGLE-CHIP MICROCONTROLLERS
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相關代理商/技術參數(shù)
參數(shù)描述
UPD17147CTA1 制造商:NEC 制造商全稱:NEC 功能描述:SMALL, GENERAL-PURPOSE 4-BIT SINGLE-CHIP MICROCONTROLLERS
UPD17147GT 制造商:NEC 制造商全稱:NEC 功能描述:SMALL, GENERAL-PURPOSE 4-BIT SINGLE-CHIP MICROCONTROLLERS
UPD17147GTA1 制造商:NEC 制造商全稱:NEC 功能描述:SMALL, GENERAL-PURPOSE 4-BIT SINGLE-CHIP MICROCONTROLLERS
UPD17149 制造商:NEC 制造商全稱:NEC 功能描述:SMALL, GENERAL-PURPOSE 4-BIT SINGLE-CHIP MICROCONTROLLERS
UPD17149CT 制造商:NEC 制造商全稱:NEC 功能描述:SMALL, GENERAL-PURPOSE 4-BIT SINGLE-CHIP MICROCONTROLLERS