参数资料
型号: M38267E8FP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PQFP100
封装: 14 X 20 MM, 0.65 PITCH, PLASTIC, QFP-100
文件页数: 44/68页
文件大小: 1169K
代理商: M38267E8FP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
3826 Group
49
TOUT/
φ CLOCK OUTPUT FUNCTION
The internal system clock
φ or timer 2 divided by 2 (TOUT output)
can be output from port P43 by setting the TOUT/
φ output control
bit (bit 1) of the timer 123 mode register and the TOUT/
φ output
control register. Set bit 3 of the port P4 direction register to “1”
when outputting the clock.
Fig. 51 Structure of TOUT/
φφφφφ output-related register
TOUT/
φ output control bit
0 :
φ clock output
1 : TOUT output
Not used (return “0” when read)
TOUT/
φ output control register
(CKOUT : address 002A16)
b7
b0
Timer 123 mode register
(T123M : address 002916)
TOUT output active edge switch bit
0 : Start at “H” output
1 : Start at “L” output
TOUT/
φ output control bit
0 : TOUT/
φ output disabled
1 : TOUT/
φ output enabled
Timer 2 write control bit
0 : Write data in latch and timer
1 : Write data in latch only
Timer 2 count source selection bit
0 : Timer 1 output
1 : f(XIN)/16
(or f(XCIN)/16 in low-speed mode)
Timer 3 count source selection bit
0 : Timer 1 output
1 : f(XIN)/16
(or f(XCIN)/16 in low-speed mode)
Timer 1 count source selection bit
0 : f(XIN)/16
(or f(XCIN)/16 in low-speed mode)
1 : f(XCIN)
Not used (return “0” when read)
: Internal clock
φ is f(XCIN)/2 in the low-speed mode.
b7
b0
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