参数资料
型号: M37225M6-XXXSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP42
封装: 0.600 INCH, PLASTIC, SDIP-42
文件页数: 45/126页
文件大小: 1486K
代理商: M37225M6-XXXSP
25
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
M37225M6/M8/MA/MC–XXXSP
M37225ECSP
MITSUBISHI MICROCOMPUTERS
Rev. 1.0
Fig. 8.4.2 Timer Mode Register 2
b7 b6 b5 b4 b3 b2 b1 b0
Timer mode register 2 (TM2) [Address 00F516]
B
After reset RW
Timer Mode Register 2
0
Name
Functions
Timer 3 count source
selection bit (TM20)
0
RW
1
Timer 4 internal
interrupt count source
selection bit (TM21)
0
RW
2
3
Timer 3 count stop bit
(TM22)
0: Count start
1: Count stop
Timer 4 count stop bit
(TM23)
0: Count start
1: Count stop
0
4
Timer 4 count source
selection bit (TM24)
0: Internal clock source
1: f(XIN)/2
0
5
Timer 3 external count
source selection bit (TM25)
0: TIM3 pin input
1: HSYNC pin input
0
RW
0 : f(XIN)/16
1 : External clock source
0 : Timer 3 overflow signal
1 : f(XIN)/16
6, 7 Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are “0.”
0—
R
Fig. 8.4.1 Timer Mode Register 1
b7 b6 b5 b4 b3 b2 b1 b0
Timer mode register 1 (TM1) [Address 00F416]
B
After reset
W
Timer Mode Register 1
0
1
2
3
4
Name
Functions
Timer 1 count source
selection bit 1 (TM10)
0: f(XIN)/16
1: f(XIN)/4096
Timer 2 count source
selection bit 1 (TM11)
0: Interrupt clock source
1: External clock from TIM2 pin
Timer 1 count
stop bit (TM12)
0: Count start
1: Count stop
Timer 2 count stop bit
(TM13)
0: Count start
1: Count stop
Timer 2 internal count source
selection bit 2 (TM14)
R
0
W
R
W
R
W
R
W
R
W
R
0: f(XIN)/16
1: Timer 1 overflow
5
<At execution of STP
instruction>
Timers 3 and 4 auto
set disable bit (TM15)
0: Auto set enabled
1: Auto set disabled
0
W
R
6, 7 Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are “0.”
0
R
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