Renesas RL78/G13 - Starting Pulse Interval Measurement

RL78/G13 Safety Function (Frequency Detection)
5.8.11 Starting Pulse Interval Measurement
Figure 5.14 shows the flowchart for starting pulse interval measurement.
IE

0
R_TAU0_Channel5
_
MeasureStart()
return
Disable interrupts
IE

1
Enable interrupts
Ye s
No
INTTM05 interrupt
requested?
Clear INTTM05 interrupt request
Transition to HALT mode
End pulse interval measurement
Start channel 5 of TAU0
R_TAU0_Channel5_Start()
Figure 5.14 Starting Pulse Interval Measurement
R01AN0956EJ0100 Rev. 1.00 Page 42 of 70
Feb. 27, 2012