參數(shù)資料
型號: M37280MFH-XXXSP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP64
封裝: 0.750 INCH, PLASTIC, SDIP-64
文件頁數(shù): 25/171頁
文件大?。?/td> 1465K
代理商: M37280MFH-XXXSP
120
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
M37280MFH–XXXSP, M37280MKH–XXXSP
M37280EKSP
MITSUBISHI MICROCOMPUTERS
Rev. 1.0
Fig.8.14.3 Clock Generating Circuit Block Diagram
XCIN
XCOUT
OSC1 oscillating
mode selection bits
(See notes 1, 4)
Internal system clock
selection bit (See notes 1, 3)
Internal system clock
selection bit (Notes 1, 3)
Main clock (XIN–XOUT) stop bit (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
XOUT
XIN
“1”
“0”
Notes 1 : The value at reset is “0.”
2: Refer to the structure of timer mode register 2.
3: Refer to the structure of CPU mode register (next page).
4: Refer to the structure of clock source control register.
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