diff options
Diffstat (limited to 'nmigen_boards/resources/interface.py')
| -rw-r--r-- | nmigen_boards/resources/interface.py | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/nmigen_boards/resources/interface.py b/nmigen_boards/resources/interface.py index 0e0118a..df44d7b 100644 --- a/nmigen_boards/resources/interface.py +++ b/nmigen_boards/resources/interface.py @@ -3,7 +3,7 @@ from nmigen.build import * __all__ = [ "UARTResource", "IrDAResource", "SPIResource", "I2CResource", - "DirectUSBResource", "ULPIResource" + "DirectUSBResource", "ULPIResource", "PS2Resource", ] @@ -130,3 +130,15 @@ def ULPIResource(*args, data, clk, dir, nxt, stp, rst=None, if attrs is not None: io.append(attrs) return Resource.family(*args, default_name="usb", ios=io) + + +def PS2Resource(*args, clk, dat, conn=None, attrs=None): + ios = [] + + ios.append(Subsignal("clk", Pins(clk, dir="i", conn=conn, assert_width=1))), + ios.append(Subsignal("dat", Pins(dat, dir="io", conn=conn, assert_width=1))), + + if attrs is not None: + ios.append(attrs) + + return Resource.family(*args, default_name="ps2", ios=ios) |
