myhdl/example/manual/hello2.py

from myhdl import block, Signal, delay, always, now

@block
def HelloWorld():

    clk = Signal(0)

    @always(delay(10))
    def drive_clk():
        clk.next = not clk

    @always(clk.posedge)
    def say_hello():
        print("%s Hello World!" % now())

    return drive_clk, say_hello


inst = HelloWorld()
inst.run_sim(50)
Update first part of the manual 2016-03-21 16:31:42 +01:00			`from myhdl import block, Signal, delay, always, now`
manual code started 2003-01-30 23:04:36 +00:00
Update first part of the manual 2016-03-21 16:31:42 +01:00			`@block`
			`def HelloWorld():`
manual code started 2003-01-30 23:04:36 +00:00
Update first part of the manual 2016-03-21 16:31:42 +01:00			`clk = Signal(0)`
partial check in 2005-12-11 16:30:52 +00:00
Update first part of the manual 2016-03-21 16:31:42 +01:00			`@always(delay(10))`
			`def drive_clk():`
partial checkin 2005-12-09 17:01:07 +00:00			`clk.next = not clk`
manual code started 2003-01-30 23:04:36 +00:00
partial checkin 2005-12-09 17:01:07 +00:00			`@always(clk.posedge)`
Update first part of the manual 2016-03-21 16:31:42 +01:00			`def say_hello():`
Use myhdldoctools instead of doctest 2016-05-11 12:08:15 +02:00			`print("%s Hello World!" % now())`
manual code started 2003-01-30 23:04:36 +00:00
Update first part of the manual 2016-03-21 16:31:42 +01:00			`return drive_clk, say_hello`
partial checkin 2005-12-09 17:01:07 +00:00

Update first part of the manual 2016-03-21 16:31:42 +01:00			`inst = HelloWorld()`
			`inst.run_sim(50)`