Note - NEC V854 UPD703006 User Manual

CHAPTER 7 TIMER/COUNTER FUNCTION (REAL-TIME PULSE UNIT)

7.9 Note

Coincidence is detected by the compare register immediately after the timer value matches the compare register
value, and does not take place in the following cases:
(1) When compare register is rewritten (timer 0 to timer 3)
Count clock
Value of timer
Compare register value
Coincidence detection
(2) When timer is cleared by external input (timer 0)
Count clock
Value of timer
External clear input
Compare register value
Coincidence detection
n – 1
m
Writing to register
L
Coincidence does not occur
n – 1
L
User's Manual U11969EJ3V0UM00
n
n
Coincidence does not occur
n 0
0000H
Coincidence does not occur
n + 1
203