diff --git a/go.mod b/go.mod
index f6dcef2..1c1e913 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,8 @@ go 1.15
 require (
 	github.com/eclipse/paho.mqtt.golang v1.2.0
 	github.com/frankban/quicktest v1.10.2
-	golang.org/x/net v0.0.0-20210614182718-04defd469f4e // indirect
+	golang.org/x/net v0.0.0-20210614182718-04defd469f4e
+	tinygo.org/x/device v0.0.0-20220213155215-c873563f9ed5
 	tinygo.org/x/tinyfont v0.2.1
 	tinygo.org/x/tinyfs v0.1.0
 	tinygo.org/x/tinyterm v0.1.0
diff --git a/go.sum b/go.sum
index 6be0cea..e385f2e 100644
--- a/go.sum
+++ b/go.sum
@@ -21,6 +21,8 @@ golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+tinygo.org/x/device v0.0.0-20220213155215-c873563f9ed5 h1:rCFZxtddwZRG0F1JpZJ/1gNED7nK6BEarWplLrDkP+E=
+tinygo.org/x/device v0.0.0-20220213155215-c873563f9ed5/go.mod h1:Kw2xNGKK/STJw9D7LupWt6ilG/qtbe2yoCD2Ru0AbTI=
 tinygo.org/x/drivers v0.14.0/go.mod h1:uT2svMq3EpBZpKkGO+NQHjxjGf1f42ra4OnMMwQL2aI=
 tinygo.org/x/drivers v0.15.1/go.mod h1:uT2svMq3EpBZpKkGO+NQHjxjGf1f42ra4OnMMwQL2aI=
 tinygo.org/x/drivers v0.16.0/go.mod h1:uT2svMq3EpBZpKkGO+NQHjxjGf1f42ra4OnMMwQL2aI=