Migen

Introduction

TODO

Blink led Example

APF27

#!/usr/local/bin/python3.4
# -*- coding: utf-8 -*-

from migen.fhdl.std import *
from mibuild.generic_platform import Pins, IOStandard
from mibuild.platforms import apf27

ios = [
    ("user_led", 0, Pins("J2:22"), IOStandard("LVCMOS33"))
]

plat = apf27.Platform()
plat.add_extension(ios)
led = plat.request("user_led", 0)  # led pin on apf27dev
m = Module()
counter = Signal(26)
m.comb += led.eq(counter[25])
m.sync += counter.eq(counter + 1)
plat.build_cmdline(m)

APF51

#!/usr/local/bin/python3.4
# -*- coding: utf-8 -*-

from migen.fhdl.std import *
from mibuild.generic_platform import Pins, IOStandard
from mibuild.platforms import apf51

ios = [
    ("user_led", 0, Pins("J2:15"), IOStandard("LVCMOS33"))
]

plat = apf51.Platform()
plat.add_extension(ios)
led = plat.request("user_led", 0)  # led pin on apf51dev
m = Module()
counter = Signal(26)
m.comb += led.eq(counter[25])
m.sync += counter.eq(counter + 1)
plat.build_cmdline(m)

Links

• Official migen presentation
• An article on the french Linux Magasine 149
• Some experiments for apf27 (fr)