Panasonic MN103001G/F01K - Manual (Page 246)

8-bit Timers
10-26
10.6.3 Cascaded Connection
The 8-bit timers can be cascaded together in the combinations shown in Fig. 10-6-5.
Fig. 10-6-5 Cascaded Connection
When using cascaded 8-bit timers as a 16-bit timer:
Timer 1 Timer 0
(Higher) (Lower)
Timer 2 Timer 1
(Higher) (Lower)
Timer 3 Timer 2
(Higher) (Lower)
Timer 1 Timer 0
(Highest) (Lowest)
Timer 2 Timer 1 Timer 3 Timer 2
When using cascaded 8-bit timers as a 24-bit timer:
(Highest) (Lowest)
Timer 1 Timer 0
(Lowest)
Timer 2 Timer 3
When using cascaded 8-bit timers as a 32-bit timer:
(Highest)
Timer 5 Timer 4 Timer 6 Timer 5 Timer 7 Timer 6
Timer 9 Timer 8 Timer A Timer 9 Timer B Timer A
Timer 5 Timer 4 Timer 6 Timer 5 Timer 7 Timer 6
Timer 9 Timer 8 Timer A Timer 9 Timer B Timer A
Timer 5 Timer 4 Timer 6 Timer 7
Timer 9 Timer 8 Timer A Timer B