C509-L_97 Datasheet, PDF (104/290 Pages) Siemens Semiconductor Group – 8-Bit CMOS Microcontroller

On-Chip Peripheral Components
C509-L
6.2.4 Mode 2
Mode 2 configures the timer register as an 8-bit counter (TL0) with automatic reload, as shown in
figure 6-15. Overflow from TL0 not only sets TF0, but also reloads TL0 with the contents of TH0,
which is preset by software. The reload leaves TH0 unchanged.
Figure 6-15
Timer/Counter 0/1, Mode 2: 8-Bit Timer/Counter with Auto-Reload
Semiconductor Group
6-26
1997-10-01