From a1da1f52831d94f2158824eb0e65b4acfc5e8f70 Mon Sep 17 00:00:00 2001 From: Olivier Galibert Date: Tue, 21 Feb 2023 10:44:40 +0100 Subject: mister/de10-nano: In order to detect clock-stretching, i2c clock lines must be bidirectional --- amaranth_boards/de10_nano.py | 2 +- amaranth_boards/mister.py | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'amaranth_boards') diff --git a/amaranth_boards/de10_nano.py b/amaranth_boards/de10_nano.py index 1129813..d23cbe1 100644 --- a/amaranth_boards/de10_nano.py +++ b/amaranth_boards/de10_nano.py @@ -58,7 +58,7 @@ class DE10NanoPlatform(IntelPlatform): Subsignal("mclk", Pins("U11", dir="o")), Subsignal("lrclk", Pins("T11", dir="o")), Subsignal("sclk", Pins("T12", dir="o")), - Subsignal("scl", Pins("U10", dir="o")), + Subsignal("scl", Pins("U10", dir="io")), Subsignal("sda", Pins("AA4", dir="io")), Attrs(io_standard="3.3-V LVTTL")), ] diff --git a/amaranth_boards/mister.py b/amaranth_boards/mister.py index d6217ff..1ccb683 100644 --- a/amaranth_boards/mister.py +++ b/amaranth_boards/mister.py @@ -58,7 +58,7 @@ class MisterPlatform(IntelPlatform): Subsignal("mclk", Pins("U11", dir="o")), Subsignal("lrclk", Pins("T11", dir="o")), Subsignal("sclk", Pins("T12", dir="o")), - Subsignal("scl", Pins("U10", dir="o")), + Subsignal("scl", Pins("U10", dir="io")), Subsignal("sda", Pins("AA4", dir="io")), Attrs(io_standard="3.3-V LVTTL")), -- cgit v1.2.3