cocotbext-waves 0.1.5

CocotbExt Wavedrom diagram generator

Cocotb Waves

Table of Contents

• Introduction
• Installation
• Usage

Introduction

This repository contains wavedrom svg generator for cocotb sims.

Installation

Installation from pip (release version, stable):

$ pip install cocotbext-waves

Usage

Example sampling AHB signals using cocotbext-ahb.

from cocotbext.waves import waveform

...

waves = waveform(
    clk=dut.hclk, name="ahb_test", hscale=3, debug=True
)
waves.add_signal(
    [
        dut.hsel,
        dut.haddr,
        dut.hburst,
        dut.hsize,
        dut.htrans,
        dut.hwdata,
        dut.hwrite,
        dut.hready_in,
    ],
    group="MOSI",
)
waves.add_signal(
    [
        dut.hrdata,
        dut.hready,
        dut.hresp,
    ],
    group="MISO",
)
...
<Running sim, issuing txns>
...
waves.save()
waves.save_txt()

Output: