參數資料
型號: M3851
廠商: Mitsubishi Electric Corporation
英文描述: Single Chip 8 Bits Microcomputer(8位單片機)
中文描述: 單芯片8位單片機(8位單片機)
文件頁數: 38/61頁
文件大?。?/td> 904K
代理商: M3851
38
3851 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
Fig. 47 System clock generating circuit block diagram (Single-chip mode)
MISRG
(MISRG : address 0038
16
)
Oscillation stabilizing time set after STP
instruction released bit
0: Automatically set “01
16
” to Timer 1,
“FF
16
” to Prescaler 12
1: Automatically set nothing
Reserved bit “0”
Do not write “1“.
Not used (return “0” when read)
b7
b0
Fig. 46 Structure of MISRG
WIT instruction
STP instruction
Timing
φ
(internal clock)
S
R
Q
STP instruction
S
R
Q
Main clock stop bit
S
R
Q
1/2
1/4
X
IN
X
OUT
X
COUT
X
CIN
Interrupt request
Reset
Interrupt disable flag l
1/2
Port X
C
switch bit
“1”
“0”
Low-speed mode
High-speed or
middle-speed
mode
Middle-speed mode
High-speed or
low-speed mode
Main clock division ratio
selection bits
(Note)
Note:
Any one of high-speed, middle-speed or low-speed mode is selected by bits 7 and 6 of the CPU mode register.
When low-speed mode is selected, set port Xc switch bit (b1) to “1”.
Main clock division ratio
selection bits
(Note)
FF
16
01
16
Prescaler 12
Timer 1
Reset or
STP instruction
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相關代理商/技術參數
參數描述
M3851 BK001 制造商:Alpha Wire Company 功能描述:CBL 7COND 14AWG BLK 1000'
M3851 BK002 制造商:Alpha Wire Company 功能描述:CBL 7COND 14AWG BLK 500'
M3851 BK005 制造商:Alpha Wire Company 功能描述:CBL 7COND 14AWG BLK 100'
M38510/00102BCB 制造商:n/a 功能描述:38510/00102 S6I6B 制造商: 功能描述: 制造商:undefined 功能描述:
M38510/00103BCA 制造商:QP Semiconductor 功能描述:NAND GATE, TRIPLE 3-INPUT