NEC PD78076Y User Manual
205
CHAPTER 8 16-BIT TIMER/EVENT COUNTER
Figure 8-18. Configuration Diagram for Pulse Width Measurement by Free-Running Counter
Figure 8-19. Timing of Pulse Width Measurement Operation by Free-Running Counter
and One Capture Register (with Both Edges Specified)
Count Clock
TM0 Count Value
TI00 Pin Input
CR01 Captured Value
INTP0
OVF0
0000
0001
D0
D1
FFFF 0000
D2
D3
D0
D1
D2
D3
(D1 – D0) x t
(10000H – D1 + D2) x t
(D3 – D2) x t
t
Selector
f
XX
/2
2
f
XX
/2
f
XX
2f
XX
INTTM3
16-Bit Timer Register (TM0)
16-Bit Capture/Compare
Register 01 (CR01)
OVF0
INTP0
Internal Bus
TI00/P00/INTP00