
CHAPTER 10 TIMER/COUNTER FUNCTION (REAL-TIME PULSE UNIT)
User’s Manual U14359EJ4V0UM
349
10.2 Timer D
10.2.1 Features (timer D)
Timer D functions as a 16-bit interval timer.
10.2.2 Function overview (timer D)
•
16-bit interval timer
•
Compare registers: 4
•
Interrupt request sources: 4 sources
•
Count clock selected from divisions of internal system clock
10.2.3 Basic configuration of timer D
Table 10-3. Timer D Configuration
Timer
Count Clock
Register
Read/Write
Generated
Interrupt Signal
Capture Trigger
Timer Output
S/R
Other Functions
TMD0
Read
–
–
–
–
CMD0
Read/write
INTCMD0
–
–
–
TMD1
Read
–
–
–
–
CMD1
Read/write
INTCMD1
–
–
–
TMD2
Read
–
–
–
–
CMD2
Read/write
INTCMD2
–
–
–
TMD3
Read
–
–
–
–
Timer D
f
XX
/4, f
XX
/8,
f
XX
/16, f
XX
/32,
f
XX
/64, f
XX
/128,
f
XX
/256, f
XX
/512
CMD3
Read/write
INTCMD3
–
–
–
Remark
f
XX
:
Internal system clock
S/R: Set/reset
(1) Timer D (16-bit timer/counter)
TMDn (16 bits)
CMDn
INTCMDn
Clear & start
f
XX
m/2
f
XX
m/4
f
XX
m/8
f
XX
m/16
f
XX
m/32
f
XX
m/64
f
XX
m/128
f
XX
m/256
f
XX
/2
f
XX
m
Remarks 1.
n = 0 to 3
2.
f
XX
: Internal system clock
Содержание V850E/MA1
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