diff --git a/Cargo.lock b/Cargo.lock
index 30037f1..ae22c7c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -983,6 +983,16 @@ dependencies = [
  "embedded-hal 1.0.0",
 ]
 
+[[package]]
+name = "embedded-hal-bus"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "513e0b3a8fb7d3013a8ae17a834283f170deaf7d0eeab0a7c1a36ad4dd356d22"
+dependencies = [
+ "critical-section",
+ "embedded-hal 1.0.0",
+]
+
 [[package]]
 name = "embedded-io"
 version = "0.6.1"
@@ -1032,6 +1042,19 @@ dependencies = [
  "embedded-nal",
 ]
 
+[[package]]
+name = "embedded-sdmmc"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ce3c7f9ea039eeafc4a49597b7bd5ae3a1c8e51b2803a381cb0f29ce90fe1ec6"
+dependencies = [
+ "byteorder",
+ "embedded-hal 1.0.0",
+ "embedded-io 0.6.1",
+ "heapless 0.8.0",
+ "log",
+]
+
 [[package]]
 name = "embedded-storage"
 version = "0.3.1"
@@ -2776,7 +2799,11 @@ dependencies = [
  "embassy-sync 0.7.2",
  "embassy-time",
  "embedded-graphics",
+ "embedded-hal 1.0.0",
  "embedded-hal-async",
+ "embedded-hal-bus",
+ "embedded-io 0.6.1",
+ "embedded-sdmmc",
  "embedded-storage",
  "enum-map",
  "enumset",
diff --git a/Cargo.toml b/Cargo.toml
index a93912b..aaae3db 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,8 +10,7 @@ name = "renderbug-bike"
 path = "./src/bin/main.rs"
 
 [features]
-default = ["real-output", "radio", "motion", "oled"]
-real-output = []
+default = ["radio", "i2c", "mpu6050", "oled"]
 dual-core = []
 simulation = []
 radio = [
@@ -20,11 +19,10 @@ radio = [
   "dep:trouble-host",
   "esp-rtos/esp-radio"
 ]
-motion = ["mpu", "gps"]
+i2c = ["dep:nmea"]
+mpu6050 = ["i2c", "dep:mpu6050-dmp"]
 max-usb-power = []
 wokwi = ["max-usb-power"]
-mpu = ["dep:mpu6050-dmp"]
-gps = ["dep:nmea"]
 oled = ["dep:ssd1306", "dep:display-interface"]
 rtt = ["dep:rtt-target"]
 demo = []
@@ -112,6 +110,10 @@ rmp = { path = "../msgpack-rust/rmp/", default-features = false }
 heapless = { version = "0.9.1", features = ["portable-atomic"] }
 num-traits = { version = "0.2.19", default-features = false }
 rtos-trace = { version = "0.2.1", default-features = false, features = ["trace_impl"] }
+embedded-sdmmc = "0.9.0"
+embedded-hal-bus = "0.3.0"
+embedded-hal = "1.0.0"
+embedded-io = "0.6.1"
 
 [profile.dev]
 # Rust debug is too slow.