Can Ezb Read Pwm Values Like The Echo Pin On A Sonar

I guess this is another question for the great DJ I very common TSOP4840 IR receiver and output is PWM and need read the value and there is 4 of them i am using. so looking at the ECHO PIN can it work and any script for it

Also the trigger pin on sonar i want to pulse the IR transmitter using PWM control in the interface you have for it I know others looking at the same idea for low cost home base docking