Counter Function
Original instructions
Overview
Besides the basic counting functions, the following sub-functions are also available:
Counting Process
This function provides a simple incremental counter with reset function. If Both Edge option is selected, both rising and falling edges will be counted.
Refer to the General Specifications of counter function.
Parameter Type
Symbol
Valid Values
Description
Implicit
Channel x counter value (x = 0...15)
0...4294967295
Available in:
Device DDT
IODDT
Debug screen
Implicit
Channel x clear counter value (x = 0...15)
A rising edge from 0 to 1 clears the counter
Available in:
Device DDT
IODDT
Debug screen
NOTE: The counter value is volatile after backplane power down. The last counter value can be stored by user application.
Counter
Counter steps description: Initialization: Initialization is performed on following conditions:
  • After application or configuration download of the BMXERT1604T/H module (including hot swap).
  • Recovery after communication loss with CPU or BMX CRA 312 10.
Stop counting: The module only stops the counting after the field power failure is asserted.