pzbcm_edge_detector

pzbcm_edge_detector

https://github.com/pezy-computing/pzbcm/tree/master/pzbcm_edge_detector

Overview

This module detects the change of the input data.

Parameter

name	type/width	default value
WIDTH	int	1
INITIAL_VALUE	WIDTH	all bits 0

• WIDTH
  • Specify width of the input data.
• INITIAL_VALUE
  • Initial value of the internal FF.

IO ports

name	direction	type/width	note
i_clk	input	1	clock
i_rst_n	input	1	reset (async/active low)
i_d	input	WIDTH	input data
o_edge	output	WIDTH	indicate the input data is changed
o_posedge	output	WIDTH	indicate the input data is changed from LOW to HIGH
o_negedge	output	WIDTH	indicate the input data is changed from HIGH to LOW