UPD78F0411GA-GAM-AX Datasheet, PDF (235/564 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

CHAPTER 7 8-BIT TIMER/EVENT COUNTERS 50, 51, AND 52
<When starting operation>
TM52 00H
01H 02H
TM00 0000H 0000H 0000H
TMIF52
when timer operation is started
<Overflow of higher timer>
FFH 00H 01H
0000H 0000H 0000H
FFH 00H 01H
0000H 0001H 0001H
The timer does not count up
The timer counts up upon second
upon the first overflow of TM52. and subsequent overflows.
TM52 FFH
00H 01H
TM00 FFFFH 0000H 0000H
FFH 00H 01H
0000H 0001H 0001H
FFH 00H 01H
0001H 0002H 0002H
Overflow
The timer counts up as normal
upon an overflow of TM00.
User’s Manual U18698EJ1V0UD
233