From cb0c2cd8595dab6dd3aa0c219a405e5f56880412 Mon Sep 17 00:00:00 2001 From: whitequark Date: Sat, 21 Sep 2019 14:30:14 +0000 Subject: Fix IO_STANDARD on all iCE40 boards. SB_LVCMOS33 is not recognized by vendor tools. Use SB_LVCMOS instead. --- nmigen_boards/tinyfpga_bx.py | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'nmigen_boards/tinyfpga_bx.py') diff --git a/nmigen_boards/tinyfpga_bx.py b/nmigen_boards/tinyfpga_bx.py index 4eb6942..4e136a7 100644 --- a/nmigen_boards/tinyfpga_bx.py +++ b/nmigen_boards/tinyfpga_bx.py @@ -15,20 +15,20 @@ class TinyFPGABXPlatform(LatticeICE40Platform): default_clk = "clk16" resources = [ Resource("clk16", 0, Pins("B2", dir="i"), - Clock(16e6), Attrs(IO_STANDARD="SB_LVCMOS33")), + Clock(16e6), Attrs(IO_STANDARD="SB_LVCMOS")), - Resource("user_led", 0, Pins("B3", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS33")), + Resource("user_led", 0, Pins("B3", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")), Resource("usb", 0, Subsignal("d_p", Pins("B4", dir="io")), Subsignal("d_n", Pins("A4", dir="io")), Subsignal("pullup", Pins("A3", dir="o")), - Attrs(IO_STANDARD="SB_LVCMOS33") + Attrs(IO_STANDARD="SB_LVCMOS") ), *SPIFlashResources(0, cs="F7", clk="G7", mosi="G6", miso="H7", wp="H4", hold="J8", - attrs=Attrs(IO_STANDARD="SB_LVCMOS33") + attrs=Attrs(IO_STANDARD="SB_LVCMOS") ), ] connectors = [ -- cgit v1.2.3