NEC mPD780344 Series User Manual page 196

t
Count clock
TM5n 01
CR5n
FF
TCE5n
INTTM5n
TO5n
Remark n = 0, 1
196
CHAPTER 8 8-BIT TIMER/EVENT COUNTERS 50, 51
Figure 8-7. Interval Timer Operation Timings (2/3)
(b) When CR5n = 00H
t
Count clock
TM5n 00H 00H
CR5n
00H
TCE5n
INTTM5n
TO5n
Interval time
(c) When CR5n = FFH
FE FF
FF
User's Manual U15798EJ2V0UD
00H
00H
00
Interrupt request
acknowledged
Interval time
FE FF 00
FF
Interrupt request
acknowledged