diff --git a/lib/LinkCable.hpp b/lib/LinkCable.hpp
index c3fd990..01a90f2 100644
--- a/lib/LinkCable.hpp
+++ b/lib/LinkCable.hpp
@@ -78,12 +78,12 @@ static volatile char LINK_CABLE_VERSION[] = "LinkCable/v7.1.0";
  */
 class LinkCable {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
-  using vu32 = volatile unsigned int;
-  using vs32 = volatile signed int;
-  using vu8 = volatile unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
+  using vu32 = Link::vu32;
+  using vs32 = Link::vs32;
+  using vu8 = Link::vu8;
   using U16Queue = Link::Queue<u16, LINK_CABLE_QUEUE_SIZE>;
 
   static constexpr auto BASE_FREQUENCY = Link::_TM_FREQ_1024;
diff --git a/lib/LinkCableMultiboot.hpp b/lib/LinkCableMultiboot.hpp
index a4b52af..5112af4 100644
--- a/lib/LinkCableMultiboot.hpp
+++ b/lib/LinkCableMultiboot.hpp
@@ -55,9 +55,9 @@ static volatile char LINK_CABLE_MULTIBOOT_VERSION[] =
  */
 class LinkCableMultiboot {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
 
   static constexpr int MIN_ROM_SIZE = 0x100 + 0xc0;
   static constexpr int MAX_ROM_SIZE = 256 * 1024;
diff --git a/lib/LinkCube.hpp b/lib/LinkCube.hpp
index 8c2d3bd..e75e0dc 100644
--- a/lib/LinkCube.hpp
+++ b/lib/LinkCube.hpp
@@ -53,9 +53,9 @@ static volatile char LINK_CUBE_VERSION[] = "LinkCube/v7.1.0";
  */
 class LinkCube {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
   using U32Queue = Link::Queue<u32, LINK_CUBE_QUEUE_SIZE>;
 
   static constexpr int BIT_CMD_RESET = 0;
diff --git a/lib/LinkGPIO.hpp b/lib/LinkGPIO.hpp
index 5a55e3c..501ac41 100644
--- a/lib/LinkGPIO.hpp
+++ b/lib/LinkGPIO.hpp
@@ -35,9 +35,9 @@
  */
 class LinkGPIO {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
 
   static constexpr int RCNT_GENERAL_PURPOSE = (1 << 15);
   static constexpr int SIOCNT_GENERAL_PURPOSE = 0;
diff --git a/lib/LinkMobile.hpp b/lib/LinkMobile.hpp
index 53eaaab..b2852b8 100644
--- a/lib/LinkMobile.hpp
+++ b/lib/LinkMobile.hpp
@@ -100,9 +100,9 @@ static volatile char LINK_MOBILE_VERSION[] = "LinkMobile/v7.1.0";
  */
 class LinkMobile {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
 
   static constexpr auto BASE_FREQUENCY = Link::_TM_FREQ_1024;
   static constexpr int INIT_WAIT_FRAMES = 7;
diff --git a/lib/LinkPS2Keyboard.hpp b/lib/LinkPS2Keyboard.hpp
index 88250ea..595c8bc 100644
--- a/lib/LinkPS2Keyboard.hpp
+++ b/lib/LinkPS2Keyboard.hpp
@@ -50,9 +50,9 @@ static volatile char LINK_PS2_KEYBOARD_VERSION[] = "LinkPS2Keyboard/v7.1.0";
  */
 class LinkPS2Keyboard {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
 
   static constexpr int RCNT_GPIO_AND_SI_IRQ = 0b1000000100000000;
   static constexpr int RCNT_GPIO = 0b1000000000000000;
diff --git a/lib/LinkPS2Mouse.hpp b/lib/LinkPS2Mouse.hpp
index c8f9148..dd4e100 100644
--- a/lib/LinkPS2Mouse.hpp
+++ b/lib/LinkPS2Mouse.hpp
@@ -52,9 +52,9 @@ static volatile char LINK_PS2_MOUSE_VERSION[] = "LinkPS2Mouse/v7.1.0";
  */
 class LinkPS2Mouse {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
   using s16 = signed short;
 
   static constexpr int RCNT_GPIO = 0b1000000000000000;
diff --git a/lib/LinkRawCable.hpp b/lib/LinkRawCable.hpp
index 6922427..6ac7907 100644
--- a/lib/LinkRawCable.hpp
+++ b/lib/LinkRawCable.hpp
@@ -56,9 +56,9 @@ static volatile char LINK_RAW_CABLE_VERSION[] = "LinkRawCable/v7.1.0";
  */
 class LinkRawCable {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
 
   static constexpr int BIT_SLAVE = 2;
   static constexpr int BIT_READY = 3;
diff --git a/lib/LinkRawWireless.hpp b/lib/LinkRawWireless.hpp
index 945918f..a1d309e 100644
--- a/lib/LinkRawWireless.hpp
+++ b/lib/LinkRawWireless.hpp
@@ -48,10 +48,10 @@ static volatile char LINK_RAW_WIRELESS_VERSION[] = "LinkRawWireless/v7.1.0";
  */
 class LinkRawWireless {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
-  using vu8 = volatile unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
+  using vu8 = Link::vu8;
 
  public:
   static constexpr int PING_WAIT = 50;
diff --git a/lib/LinkSPI.hpp b/lib/LinkSPI.hpp
index 2bdc374..52d4273 100644
--- a/lib/LinkSPI.hpp
+++ b/lib/LinkSPI.hpp
@@ -57,9 +57,9 @@ static volatile char LINK_SPI_VERSION[] = "LinkSPI/v7.1.0";
  */
 class LinkSPI {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
 
   static constexpr int BIT_CLOCK = 0;
   static constexpr int BIT_CLOCK_SPEED = 1;
diff --git a/lib/LinkUART.hpp b/lib/LinkUART.hpp
index bc9e115..023ca9e 100644
--- a/lib/LinkUART.hpp
+++ b/lib/LinkUART.hpp
@@ -46,11 +46,11 @@ static volatile char LINK_UART_VERSION[] = "LinkUART/v7.1.0";
  */
 class LinkUART {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
-  using vu32 = volatile unsigned int;
-  using vs32 = volatile signed int;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
+  using vu32 = Link::vu32;
+  using vs32 = Link::vs32;
   using U8Queue = Link::Queue<u8, LINK_UART_QUEUE_SIZE>;
 
   static constexpr int BIT_CTS = 2;
diff --git a/lib/LinkUniversal.hpp b/lib/LinkUniversal.hpp
index c28a791..73145e0 100644
--- a/lib/LinkUniversal.hpp
+++ b/lib/LinkUniversal.hpp
@@ -80,10 +80,10 @@ static volatile char LINK_UNIVERSAL_VERSION[] = "LinkUniversal/v7.1.0";
  */
 class LinkUniversal {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
-  using s8 = signed char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
+  using s8 = Link::s8;
   using U16Queue = Link::Queue<u16, LINK_CABLE_QUEUE_SIZE>;
 
   static constexpr int MAX_ROOM_NUMBER = 32000;
diff --git a/lib/LinkWireless.hpp b/lib/LinkWireless.hpp
index c38f890..970b17c 100644
--- a/lib/LinkWireless.hpp
+++ b/lib/LinkWireless.hpp
@@ -174,12 +174,12 @@ static volatile char LINK_WIRELESS_VERSION[] = "LinkWireless/v7.1.0";
  */
 class LinkWireless {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
-  using vu32 = volatile unsigned int;
-  using vs32 = volatile signed int;
-  using s8 = signed char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
+  using vu32 = Link::vu32;
+  using vs32 = Link::vs32;
+  using s8 = Link::s8;
 
   static constexpr auto BASE_FREQUENCY = Link::_TM_FREQ_1024;
 #ifdef LINK_WIRELESS_TWO_PLAYERS_ONLY
diff --git a/lib/LinkWirelessMultiboot.hpp b/lib/LinkWirelessMultiboot.hpp
index 8e80b14..fa585f2 100644
--- a/lib/LinkWirelessMultiboot.hpp
+++ b/lib/LinkWirelessMultiboot.hpp
@@ -76,9 +76,9 @@ static volatile char LINK_WIRELESS_MULTIBOOT_VERSION[] =
  */
 class LinkWirelessMultiboot {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
 
   using CommState = LinkWirelessOpenSDK::CommState;
   using Sequence = LinkWirelessOpenSDK::SequenceNumber;
diff --git a/lib/LinkWirelessOpenSDK.hpp b/lib/LinkWirelessOpenSDK.hpp
index b871add..61a6fc1 100644
--- a/lib/LinkWirelessOpenSDK.hpp
+++ b/lib/LinkWirelessOpenSDK.hpp
@@ -26,9 +26,9 @@ static volatile char VERSION[] = "LinkWirelessOpenSDK/v7.1.0";
  */
 class LinkWirelessOpenSDK {
  private:
-  using u32 = unsigned int;
-  using u16 = unsigned short;
-  using u8 = unsigned char;
+  using u32 = Link::u32;
+  using u16 = Link::u16;
+  using u8 = Link::u8;
 
  public:
   static constexpr int MAX_TRANSFER_WORDS = 23;