diff --git a/src/controller/emulated.rs b/src/controller/emulated.rs
index ce10ded..c2bf3e8 100644
--- a/src/controller/emulated.rs
+++ b/src/controller/emulated.rs
@@ -63,7 +63,7 @@ pub fn set_state(state: &mut ControllerState, model: &ControllerModel) {
 fn init_gadget(device: &DeviceDescriptor, descriptors: &[u8], strings: &[u8]) {
     Command::new("modprobe").arg("g_ffs")
     .arg(String::from("bDeviceClass=")+&device.b_device_class.to_string())
-    .arg(String::from("bDeviceSubclass=")+&device.b_device_sub_class.to_string())
+    .arg(String::from("bDeviceSubClass=")+&device.b_device_sub_class.to_string())
     .arg(String::from("idVendor=")+&device.id_vendor.to_string())
     .arg(String::from("idProduct=")+&device.id_product.to_string())
     .arg(String::from("iManufacturer=")+device.i_manufacturer)
diff --git a/src/controller/emulated/dgoc44u.rs b/src/controller/emulated/dgoc44u.rs
index fa0657e..c799283 100644
--- a/src/controller/emulated/dgoc44u.rs
+++ b/src/controller/emulated/dgoc44u.rs
@@ -1,8 +1,10 @@
+use std::fs::File;
+use std::io::{Write};
 use bitflags::bitflags;
 use crate::controller::physical::ControllerState;
 use crate::controller::emulated::DeviceDescriptor;
 
-pub const DESCRIPTORS: [u8; 41] = [0x03, 0x00, 0x00, 0x00, 0x29, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+pub const DESCRIPTORS: [u8; 41] = [0x01, 0x00, 0x00, 0x00, 0x29, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x09, 0x04, 0x00, 0x00, 0x01, 0x03, 0x00, 0x00, 0x00,
 0x09, 0x21, 0x11, 0x01, 0x00, 0x01, 0x22, 0x3F, 0x00,
 0x07, 0x05, 0x81, 0x03, 0x08, 0x00, 0x14];
diff --git a/src/controller/emulated/tcpp20009.rs b/src/controller/emulated/tcpp20009.rs
index e47025c..1267b97 100644
--- a/src/controller/emulated/tcpp20009.rs
+++ b/src/controller/emulated/tcpp20009.rs
@@ -1,8 +1,11 @@
+use std::fs::File;
+use std::io::Write;
+
 use bitflags::bitflags;
 use crate::controller::physical::ControllerState;
 use crate::controller::emulated::DeviceDescriptor;
 
-pub const DESCRIPTORS: [u8; 32] = [0x03, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+pub const DESCRIPTORS: [u8; 32] = [0x01, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x09, 0x04, 0x00, 0x00, 0x01, 0x03, 0x00, 0x00, 0x00,
 0x07, 0x05, 0x81, 0x03, 0x08, 0x00, 0x14];
 pub const STRINGS: [u8; 16] = [0x02, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00];
@@ -51,4 +54,8 @@ pub fn update_gadget(state: &mut ControllerState) {
 
     // Assemble data and send it to gadget
     let data = [0x1, brake, power, 0xFF, dpad, buttons.bits];
+
+    if let Ok(mut file) = File::create("/tmp/ffs-mascon/ep1") {
+        file.write(&data).ok();
+    }
 }
\ No newline at end of file