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參數(shù)資料
| 型號： | M37549G3-XXXFP |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO24 |
| 封裝： | 5.30 X 10.10 MM, 0.80 MM PITCH, PLASTIC, SSOP-24 |
| 文件頁數(shù)： | 21/84頁 |
| 文件大小： | 1378K |
| 代理商： | M37549G3-XXXFP |
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Rev.2.02
Mar 31, 2009
Page 28 of 81
REJ03B0202-0202
7549 Group
Fig 25. Structure of timer mode register
Fig 26. Structure of timer count source set register
Fig 27. Block diagram of timer 1 and timer 2
b7
b0
Timer mode register
(TM: address 002B16, initial value: 0016)
Not used (return “0” when read)
Timer 2 count stop bit
0: Count start
1: Count stop
P13/T2OUT output valid bit
0: Pulse output invalid (I/O port)
1: Pulse output valid
T2OUT polarity selection bit
0: Start from “H” level
1: Start from “L” level
Timer 2 write control bit
0: Write to latch and timer simultaneously
1: Write to only latch
Timer A write control bit
0: Write to latch and timer simultaneously
1: Write to only latch
Timer A count stop bit
0: Count start
1: Count stop
Not used (return “0” when read)
b7
b0
Timer count source set register
(TCSS: address 002C16, initial value: 0016)
Timer 2 count source selection bit
b1 b0
0 0 :
φSOURCE/16
0 1 :
φSOURCE/256
1 0 : Prescaler 12 output
1 1 : Timer A underflow signal
Timer A count source selection bit (Note 1)
b4 b3 b2
0 0 0 :
φSOURCE/16
0 0 1 :
φSOURCE/2
0 1 0 :
φSOURCE/32
0 1 1 :
φSOURCE/64
1 0 0 :
φSOURCE/128
1 0 1 :
φSOURCE/256
1 1 0 : Low-speed on-chip oscillator output
1 1 1 : XCIN input clock
(32 kHz quartz crystal oscillation)
Prescaler 12 count source selection bit
0 :
φSOURCE/16
1 : XCIN input clock
(32 kHz quartz crystal oscillation)
Not used (return “0” when read)
Note 1:
φSOURCE is the clock selected by bits 5 and 4 in the clock mode register (003716).
The timer count sources are not affected by bits 7 and 6, the CPU clock dividing
ratio select bits.
Data bus
Timer 1
interrupt
request
φSOURCE/16
XCIN input clock
(32 kHz quartz
crystal oscillation)
Data bus
Prescaler 12 latch (8)
Timer 1 latch (8)
Prescaler 12 (8)
Timer 1 (8)
φSOURCE/256
φSOURCE/16
Timer 2 count
stop bit
Timer 2 count
source selection bit
Prescaler 12 count
source selection bit
Timer 2
interrupt
request
Timer 2 latch (8)
Timer 2 (8)
Timer A underflow
Timer 2 write
control bit
Toggle flip-flop
T
Q
P13/T2OUT output valid bit
R
T2OUT polarity
selection bit
“1”
“0”
P13/T2OUT
output valid bit
Port P13 latch
Port P13
direction
register
P13/T2OUT
相關(guān)PDF資料 |
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| M37560M8-XXXFP | 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP100 |
| M37560MF-XXXGP | 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP100 |
| M37641F8FP | 8-BIT, FLASH, 12 MHz, MICROCONTROLLER, PQFP80 |
| M37641M8-XXXFP | 8-BIT, MROM, 24 MHz, MICROCONTROLLER, PQFP80 |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M37549RLSS | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER |
| M37560E1D-XXXFP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER |
| M37560E1D-XXXFS | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER |
| M37560E1D-XXXGP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER |
| M37560E2D-XXXFP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER |
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