upd70f3017ay Renesas Electronics Corporation., upd70f3017ay Datasheet - Page 172

• Manufacturer Part Number: upd70f3017ay
• Description: V850/sa1tm 32-/16-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

172
Figure 7-11. Timing of Pulse Width Measurement with Free-Running Counter (with Both Edges Specified)
• Capture operation (free running mode)
The following figure illustrates the operation of the capture register when the capture trigger is input.
Remark
Remark
TIn1 pin input
Value loaded
Value loaded
Count clock
Rising edge
Count clock
TMn count
INTTMn1
INTTMn0
INTTMn1
detection
to CRn1
to CRn0
TIn0 pin
OVFn
CRn1
n = 0, 1
n = 0, 1
value
input
TMn
TIn0
Figure 7-10. CRn1 Capture Operation with Rising Edge Specified
0000H 0001H
t
N
–
3
CHAPTER 7 TIMER/COUNTER FUNCTION
D0 D0 + 1
N
(D1
D0
–
User’s Manual U12768EJ4V1UD
2
–
D0) × t
D1
N
–
D1
D1
(10000H
(10000H
1
D1 + 1
–
–
FFFFH 0000H
D1 + (D2 + 1)) × t
D1 + D2) × t
N
N
N + 1
D2
D2
D2 + 1 D2 + 2
(D3
D2 + 1
–
D2) × t
D3