CHAPTER 9 TIMER/COUNTER FUNCTION (REAL-TIME PULSE UNIT)
378
User’s Manual U14492EJ3V0UD
9.4.3 Basic configuration
Table 9-12. Timer 3 Configuration List
Count Clock
Timer
Note 1
Note 2
Register
Read/Write
Generated
Interrupt
Signal
Capture
Trigger
Timer Output
S/R
TM3
Read
INTTM3
−
−
CC30
Read/write
INTCC30
INTP30
TO3 (S)
Timer 3
f
XX
/2,
f
XX
/4,
f
XX
/8,
f
XX
/16,
f
XX
/32,
f
XX
/64,
f
XX
/128,
f
XX
/256
f
XX
/4,
f
XX
/8,
f
XX
/16,
f
XX
/32,
f
XX
/64,
f
XX
/128,
f
XX
/256,
f
XX
/512
CC31
Read/write
INTC31
INTP31
TO3 (R)
Notes 1.
When f
XX
is selected as the base clock (f
CLK
) of TM3
2.
When f
XX
/2 is selected as the base clock (f
CLK
) of TM3
Remark
f
XX
: Internal system clock
S/R: Set/Reset
Figure 9-82 shows the block diagram of timer 3.
Figure 9-82. Block Diagram of Timer 3
R
Note
Q
S
Q
TM3 (16-bit)
CC30
CC31
INTTM3
INTCC30
INTP31
1/2
1/4
1/8
1/16
1/32
1/64
1/128
1/256
f
XX
/2
TI3/TCLR3/INTP30
INTCC31
TO3
f
CLK
Selector
Selector
Selector
Clear & start
Clear & start
f
XX
Note
Reset priority
Remarks 1.
TI3 input and TCLR3 input connected to port immediately before edge detection
2.
f
CLK
: Base clock (32 MHz (MAX.))
f
XX
:
Internal system clock
Содержание V850E/IA1 mPD703116
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