diff --git a/src/controller/emulated.rs b/src/controller/emulated.rs
index 208ad32..2816908 100644
--- a/src/controller/emulated.rs
+++ b/src/controller/emulated.rs
@@ -1,23 +1,28 @@
 use std::thread;
+use std::fs;
 use std::fs::File;
 use std::io::{Read, Write};
 use std::process::Command;
+use std::path::Path;
 
 use crate::controller::physical::ControllerState;
 mod dgoc44u;
 mod tcpp20009;
 mod tcpp20011;
+mod sotp031201_p5b7;
 mod vok00106;
 
-const FFS_MOUNT: &str = "/tmp/ffs-mascon";
-const ENDPOINT0: &str = "/tmp/ffs-mascon/ep0";
-const ENDPOINT1: &str = "/tmp/ffs-mascon/ep1";
+const FFS_MOUNT: &str = "/tmp/ffs";
+const ENDPOINT0: &str = "/tmp/ffs/ep0";
+const ENDPOINT1: &str = "/tmp/ffs/ep1";
+const ANDROID_GADGET: &str = "/sys/class/android_usb/android0";
 
 #[derive(PartialEq)]
 pub enum ControllerModel {
     DGOC44U,
     TCPP20009,
     TCPP20011,
+    SOTP031201P5B7,
     VOK00106,
 }
 
@@ -37,20 +42,25 @@ pub fn set_model(state: &ControllerState) -> Option<ControllerModel> {
         init_gadget(&dgoc44u::DEVICE_DESCRIPTOR, &dgoc44u::DESCRIPTORS, &dgoc44u::STRINGS);
         return Some(ControllerModel::DGOC44U);
     }
-    else if state.button_up {
+    else if state.button_d {
         println!("Selected controller TCPP-20009.");
         init_gadget(&tcpp20009::DEVICE_DESCRIPTOR, &tcpp20009::DESCRIPTORS, &tcpp20009::STRINGS);
         return Some(ControllerModel::TCPP20009);
     }
-    else if state.button_c {
+    else if state.button_b {
         println!("Selected controller TCPP-20011.");
         init_gadget(&tcpp20011::DEVICE_DESCRIPTOR, &tcpp20011::DESCRIPTORS, &tcpp20011::STRINGS);
         return Some(ControllerModel::TCPP20011);
     }
-    else if state.button_a {
+    else if state.button_c && state.power == 0 {
+        println!("Selected controller SOTP-031201 (P5/B7 mode).");
+        init_gadget(&sotp031201_p5b7::DEVICE_DESCRIPTOR, &sotp031201_p5b7::DESCRIPTORS, &sotp031201_p5b7::STRINGS);
+        return Some(ControllerModel::SOTP031201P5B7);
+    }
+/*     else if state.button_a {
         println!("Selected controller VOK-00106.");
         return Some(ControllerModel::VOK00106);
-    }
+    } */
     else {
         println!("No controller selected.");
         return None;
@@ -68,6 +78,9 @@ pub fn set_state(state: &mut ControllerState, model: &ControllerModel) {
         ControllerModel::TCPP20011 => {
             tcpp20011::update_gadget(state);
         }
+        ControllerModel::SOTP031201P5B7 => {
+            sotp031201_p5b7::update_gadget(state);
+        }
         ControllerModel::VOK00106 => {
             vok00106::update_gadget(state);
         }
@@ -75,6 +88,7 @@ pub fn set_state(state: &mut ControllerState, model: &ControllerModel) {
 }
 
 fn init_gadget(device: &DeviceDescriptor, descriptors: &[u8], strings: &[u8]) {
+    // Init g_ffs kernel module
     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())
@@ -85,7 +99,7 @@ fn init_gadget(device: &DeviceDescriptor, descriptors: &[u8], strings: &[u8]) {
     .arg(String::from("iSerialNumber=")+device.i_serial_number)
     .output().ok();
     Command::new("mkdir").args(["-p",&FFS_MOUNT]).output().ok();
-    Command::new("mount").args(["-t","functionfs","mascon",&FFS_MOUNT]).output().ok();
+    Command::new("mount").args(["-t","functionfs","ffs",&FFS_MOUNT]).output().ok();
 
     thread::spawn(move || {
         if let Ok(mut ep0) = File::open(&ENDPOINT0) {
@@ -96,9 +110,24 @@ fn init_gadget(device: &DeviceDescriptor, descriptors: &[u8], strings: &[u8]) {
         }
     });
     if let Ok(mut ep0) = File::create(&ENDPOINT0) {
-        ep0.write(descriptors).ok();
+        ep0.write_all(descriptors).ok();
         println!("USB Gadget: Descriptors written to EP0");
-        ep0.write(strings).ok();
+        ep0.write_all(strings).ok();
         println!("USB Gadget: Strings written to EP0");
     }
+
+    // Init Android Gadget for old 3.4 kernel
+    let gadget = Path::new(&ANDROID_GADGET);
+    if gadget.is_dir() {
+        fs::write(gadget.join(Path::new("bDeviceClass")), &device.b_device_class.to_string()).ok();
+        fs::write(gadget.join(Path::new("bDeviceSubClass")), &device.b_device_sub_class.to_string()).ok();
+        fs::write(gadget.join(Path::new("idVendor")), format!("{:x}", &device.id_vendor)).ok();
+        fs::write(gadget.join(Path::new("idProduct")), format!("{:x}", &device.id_product)).ok();
+        fs::write(gadget.join(Path::new("iManufacturer")), &device.i_manufacturer.to_string()).ok();
+        fs::write(gadget.join(Path::new("iProduct")), &device.i_product.to_string()).ok();
+        fs::write(gadget.join(Path::new("iSerial")), &device.i_serial_number.to_string()).ok();
+        fs::write(gadget.join(Path::new("functions")), "ffs").ok();
+        fs::write(gadget.join(Path::new("f_ffs/aliases")), "ffs").ok();
+        fs::write(gadget.join(Path::new("enable")), "1").ok();
+    }
 }
diff --git a/src/controller/emulated/sotp031201_p5b7.rs b/src/controller/emulated/sotp031201_p5b7.rs
new file mode 100644
index 0000000..97f07be
--- /dev/null
+++ b/src/controller/emulated/sotp031201_p5b7.rs
@@ -0,0 +1,69 @@
+use std::fs::File;
+use std::io::Write;
+
+use bitflags::bitflags;
+use crate::controller::physical::ControllerState;
+use crate::controller::emulated::{DeviceDescriptor, ENDPOINT1};
+
+pub const DESCRIPTORS: [u8; 48] = [0x01, 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+0x09, 0x04, 0x00, 0x00, 0x01, 0x03, 0x00, 0x00, 0x00,
+0x07, 0x05, 0x81, 0x03, 0x08, 0x00, 0x14,
+0x09, 0x04, 0x00, 0x00, 0x01, 0x00, 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];
+
+pub const DEVICE_DESCRIPTOR: DeviceDescriptor = DeviceDescriptor{b_device_class: 0x00, b_device_sub_class: 0x0, id_vendor: 0x0AE4, id_product: 0x0101, i_manufacturer: "TAITO", i_product: "Densha de Go! Plug & Play (MTC P5/B7 mode)", i_serial_number: "SOTP-031201"};
+
+const POWER_NOTCHES: [u8; 6] = [0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E];
+const BRAKE_NOTCHES: [u8; 10] = [0x09, 0x08, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x02, 0x01];
+
+bitflags! {
+        struct Buttons1: u8 {
+            const NONE = 0;
+            const S = 1;
+            const D = 2;
+            const A = 4;
+            const A2 = 8;
+            const B = 16;
+            const C = 32;
+        }
+        struct Buttons2: u8 {
+            const NONE = 0;
+            const START = 1;
+            const SELECT = 2;
+            const UP = 4;
+            const DOWN = 8;
+            const LEFT = 16;
+            const RIGHT = 32;
+        }
+    }
+
+pub fn update_gadget(state: &mut ControllerState) {
+    // Calculate data for handles
+    let mut handle = POWER_NOTCHES[state.power as usize];
+    if state.brake > 0 {
+        handle = BRAKE_NOTCHES[state.brake as usize];
+    }
+
+    // Calculate data for buttons 1
+    let mut buttons1 = Buttons1::NONE;
+    if state.button_a { buttons1.insert(Buttons1::A) }
+    if state.button_b { buttons1.insert(Buttons1::B) }
+    if state.button_c { buttons1.insert(Buttons1::C) }
+    if state.button_d { buttons1.insert(Buttons1::D) }
+
+    // Calculate data for buttons 2
+    let mut buttons2 = Buttons2::NONE;
+    if state.button_up { buttons2.insert(Buttons2::UP) }
+    if state.button_down { buttons2.insert(Buttons2::DOWN) }
+    if state.button_left { buttons2.insert(Buttons2::LEFT) }
+    if state.button_right { buttons2.insert(Buttons2::RIGHT) }
+    if state.button_start { buttons2.insert(Buttons2::START) }
+    if state.button_select { buttons2.insert(Buttons2::SELECT) }
+
+    // Assemble data and send it to endpoint
+    let data = [handle, buttons1.bits, buttons2.bits, 0x0];
+    if let Ok(mut file) = File::create(ENDPOINT1) {
+        file.write(&data).ok();
+    }
+}
\ No newline at end of file
diff --git a/src/controller/emulated/tcpp20009.rs b/src/controller/emulated/tcpp20009.rs
index 7b69907..79a31cd 100644
--- a/src/controller/emulated/tcpp20009.rs
+++ b/src/controller/emulated/tcpp20009.rs
@@ -5,7 +5,9 @@ use bitflags::bitflags;
 use crate::controller::physical::ControllerState;
 use crate::controller::emulated::{DeviceDescriptor, ENDPOINT1};
 
-pub const DESCRIPTORS: [u8; 32] = [0x01, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+pub const DESCRIPTORS: [u8; 48] = [0x01, 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+0x09, 0x04, 0x00, 0x00, 0x01, 0x03, 0x00, 0x00, 0x00,
+0x07, 0x05, 0x81, 0x03, 0x08, 0x00, 0x14,
 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];
diff --git a/src/controller/emulated/tcpp20011.rs b/src/controller/emulated/tcpp20011.rs
index 06c8d4e..a1259a2 100644
--- a/src/controller/emulated/tcpp20011.rs
+++ b/src/controller/emulated/tcpp20011.rs
@@ -5,7 +5,9 @@ use bitflags::bitflags;
 use crate::controller::physical::ControllerState;
 use crate::controller::emulated::{DeviceDescriptor, ENDPOINT1};
 
-pub const DESCRIPTORS: [u8; 32] = [0x01, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+pub const DESCRIPTORS: [u8; 48] = [0x01, 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+0x09, 0x04, 0x00, 0x00, 0x01, 0x03, 0x00, 0x00, 0x00,
+0x07, 0x05, 0x81, 0x03, 0x08, 0x00, 0x14,
 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];