參數(shù)資料
型號: M37161EFSP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDIP42
封裝: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-42
文件頁數(shù): 115/129頁
文件大小: 1092K
代理商: M37161EFSP
Rev.1.00
2003.11.25
page 86 of 128
M37161M8/MA/MF-XXXSP/FP,M37161EFSP/FP
Fig.8.13.5 Clock Generating Circuit Block Diagram
XCIN
XIN
XCOUT
XOUT
OSC1 clock selection
bits (See notes 1, 4)
Internal system clock
selection bit (See notes 1, 3)
Internal system clock selection bit
(See notes 1, 3)
Main clock (XIN–XOUT) stop bit (See notes 1, 3)
R
S
Q
STP instruction
WIT
instruction
R
S
Q
Reset
Interrupt disable flag I
Interrupt request
R
S
Q
Reset
STP instruction
Timing
φ
(Internal clock)
Timer 3
count source selection bit (See notes 1, 2)
“1”
Timer 3 count
stop bit (See notes 1, 2)
Timer 4 count
stop bit (See notes 1, 2)
Timer 3
Timer 4
1/2
1/8
“1”
“0”
Notes 1 : The value at reset is “0.”
2: Refer to timer mode register 2.
3: Refer to the CPU mode register.
4: Refer to the OSD control register.
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