參數(shù)資料
型號(hào): M3455AG8FP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PQFP52
封裝: 10 X 10 MM, 0.65 MM PITCH, PLASTIC, LQFP-52
文件頁(yè)數(shù): 130/150頁(yè)
文件大小: 1818K
代理商: M3455AG8FP
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Rev.1.02
Nov 26, 2008
Page 78 of 146
REJ03B0224-0102
455A Group
Note 1. Rrepresents read enabled, and Wrepresents write enabled.
Note 2. This function is valid only when the timer 1 count start synchronous circuit is selected (I10 =1).
Note 3. Port C output is invalid when CNTR input is selected for the timer 1 count source.
Timer control register PA
at reset : 02
at power down : 02
W
TAPP
PA0
Prescaler control bit
0
Stop (state retained)
1Operating
Timer control register W1
at reset : 00002
at power down : state retained
TAW1/TW1A
W13
Timer 1 count auto-stop circuit selection bit
(Note 2)
0
Timer 1 count auto-stop circuit not selected
1
Timer 1 count auto-stop circuit selected
W12 Timer 1 control bit
0
Stop (state retained)
1Operating
Timer 1 count source selection bits (Note 3)
W11 W10
Count source
W11
0
PWM signal (PWMOUT)
0
1
Prescaler output (ORCLK)
1
0
Timer 3 underflow signal (T3UDF)
W10
1
CNTR input
Timer control register W2
at reset : 00002
at power down : 00002
R/W
TAW2/TW2A
W23 CNTR pin function control bit
0
CNTR pin output invalid
1
CNTR pin output valid
W22
PWM signal
“H” interval expansion function control bit
0
PWM signal “H” interval expansion function invalid
1
PWM signal “H” interval expansion function valid
W21 Timer 2 control bit
0
Stop (state retained)
1
Operating
W20 Timer 2 count source selection bit
0XIN input
1
Prescaler output (ORCLK)/2
Timer control register W3
at reset : 00002
at power down : state retained
R/W
TAW3/TW3A
W33 Timer 3 control bit
0
Stop (initial state)
1
Operating
W32
Timer 3 count value selection bits
W32 W31 W30
Count value
000
Underflow every 512 count
W31
001
Underflow every 1024 count
010
Underflow every 2048 count
011
Underflow every 4096 count
W30
100
Underflow every 8192 count
101
Underflow every 16384 count
110
Underflow every 32768 count
111
Underflow every 65536 count
Timer control register W4
at reset : 00002
at power down : state retained
R/W
TAW4/TW4A
W43 Timer LC control bit
0
Stop (state retained)
1
Operating
W42 Timer LC count source selection bit
0Bit 4 (T34) of timer 3
1
System clock (STCK)
W41
CNTR pin output auto-control circuit
selection bit
0
CNTR output auto-control circuit not selected
1
CNTR output auto-control circuit selected
W40 CNTR pin input count edge selection bit
0
Falling edge
1
Rising edge
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M3455AG8-XXXFP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
M3455AGCFP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
M3455AGC-XXXFP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
M3455-SL001 制造商:Alpha Wire 功能描述:
M3455-SL002 制造商:Alpha Wire 功能描述: