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CHAPTER 7 TIMER ARRAY UNIT
User’s Manual U18417EJ4V0UD
286
Figure 7-37. Block Diagram of Operation as Interval Timer/Square Wave Output
CKm0
fSUB/4
CKm1
TSmn
Timer counter
(TCRmn)
TOmn pin
Interrupt signal
(INTTMmn)
Data register
(TDRmn)
Interrupt
controller
Output
controller
Clock
selection
Trigger
selection
Operation clock
Edge
detection
Figure 7-38. Example of Basic Timing of Operation as Interval Timer/Square Wave Output (MDmn0 = 1)
TSmn
TEmn
TDRmn
TCRmn
TOmn
INTTMmn
a
a+1
b
0000H
a+1
b+1
Remark
m: Unit number (m = 0, 1), n: Channel number (n = 0 to 7),
mn = 00 to 07, 10 to 13