diff --git a/.gitmodules b/.gitmodules
index cb2b5ae..7b6d891 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "emulator/libraries/femtos"]
 	path = emulator/libraries/femtos
 	url = git@github.com:transistorfet/femtos.git
+[submodule "emulator/libraries/emulator-hal"]
+	path = emulator/libraries/emulator-hal
+	url = git@github.com:transistorfet/emulator-hal.git
diff --git a/Cargo.lock b/Cargo.lock
index d71adab..1c2f7d1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -420,6 +420,10 @@ checksum = "9ea835d29036a4087793836fa931b08837ad5e957da9e23886b29586fb9b6650"
 [[package]]
 name = "emulator-hal"
 version = "0.1.0"
+dependencies = [
+ "femtos",
+ "fugit",
+]
 
 [[package]]
 name = "env_logger"
@@ -480,6 +484,21 @@ dependencies = [
  "miniz_oxide",
 ]
 
+[[package]]
+name = "fugit"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17186ad64927d5ac8f02c1e77ccefa08ccd9eaa314d5a4772278aa204a22f7e7"
+dependencies = [
+ "gcd",
+]
+
+[[package]]
+name = "gcd"
+version = "2.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d758ba1b47b00caf47f24925c0074ecb20d6dfcffe7f6d53395c0465674841a"
+
 [[package]]
 name = "glob"
 version = "0.3.1"
diff --git a/emulator/core/Cargo.toml b/emulator/core/Cargo.toml
index c3cb2e7..ec434d7 100644
--- a/emulator/core/Cargo.toml
+++ b/emulator/core/Cargo.toml
@@ -8,4 +8,4 @@ log = "0.4"
 femtos = "0.1"
 thiserror = "1.0"
 moa-host = { path = "../libraries/host" }
-emulator-hal = { path = "/media/work/projects/emulator-hal/emulator-hal" }
+emulator-hal = { path = "../libraries/emulator-hal/emulator-hal" }
diff --git a/emulator/cpus/m68k/Cargo.toml b/emulator/cpus/m68k/Cargo.toml
index 483a72f..6124799 100644
--- a/emulator/cpus/m68k/Cargo.toml
+++ b/emulator/cpus/m68k/Cargo.toml
@@ -9,4 +9,4 @@ thiserror = "1.0"
 femtos = "0.1"
 moa-core = { path = "../../core" }
 moa-parsing = { path = "../../libraries/parsing" }
-emulator-hal = { path = "/media/work/projects/emulator-hal/emulator-hal" }
+emulator-hal = { path = "../../libraries/emulator-hal/emulator-hal" }
diff --git a/emulator/cpus/z80/Cargo.toml b/emulator/cpus/z80/Cargo.toml
index 0478736..29a194d 100644
--- a/emulator/cpus/z80/Cargo.toml
+++ b/emulator/cpus/z80/Cargo.toml
@@ -9,4 +9,4 @@ thiserror = "1.0"
 femtos = "0.1"
 moa-core = { path = "../../core" }
 moa-signals = { path = "../../libraries/signals" }
-emulator-hal = { path = "/media/work/projects/emulator-hal/emulator-hal" }
+emulator-hal = { path = "../../libraries/emulator-hal/emulator-hal" }
diff --git a/emulator/libraries/emulator-hal b/emulator/libraries/emulator-hal
new file mode 160000
index 0000000..84e665c
--- /dev/null
+++ b/emulator/libraries/emulator-hal
@@ -0,0 +1 @@
+Subproject commit 84e665ce5749187d0c323f77971c288d0964fa96