• Mode 5 : Hardware Triggered Strobe.
The counter will start counting after the rising edge of the
trigger input and will go low for one clock period when the
terminal count is reached. The counter is re-triggerable. the
output will not go low until the full count after the rising edge
of any trigger.
The detailed description of the mode of 8254, please refer the Intel
Microsystem Components Handbook.
80 • • 8254 Programmable Interval Time
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