Renesas 4513 Network Card User Manual


 
APPLICATION
2.3 Timers
2-37
4513/4514 Group User’s Manual
Fig. 2.3.8 Timer start by external input setting example (2)
(TI1A instruction)
b3 b0
1
0
0
Processing in interrupt service routine
Stop Timer
Timer 1 control disabled
Interrupt control register I1
b3 b0
101
Reset Timer
Timer 1 reload register R1
Timer 1 control enabled
“5216
Interrupt control register I1
Timer count value 82 set (T1AB instruction)
(TI1A instruction)
”: it can be “0” or “1.”