diff --git a/Marlin/src/HAL/HAL_LPC1768/fastio.h b/Marlin/src/HAL/HAL_LPC1768/fastio.h
index e19500141f..891cbde6fb 100644
--- a/Marlin/src/HAL/HAL_LPC1768/fastio.h
+++ b/Marlin/src/HAL/HAL_LPC1768/fastio.h
@@ -55,7 +55,7 @@ bool useable_hardware_PWM(pin_t pin);
 #define WRITE_PIN_CLR(IO)       (LPC_GPIO(LPC1768_PIN_PORT(IO))->FIOCLR = LPC_PIN(LPC1768_PIN_PIN(IO)))
 
 #define READ_PIN(IO)            ((LPC_GPIO(LPC1768_PIN_PORT(IO))->FIOPIN & LPC_PIN(LPC1768_PIN_PIN(IO))) ? 1 : 0)
-#define WRITE_PIN(IO, v)        ((v) ? WRITE_PIN_SET(IO) : WRITE_PIN_CLR(IO))
+#define WRITE_PIN(IO,V)         ((V) ? WRITE_PIN_SET(IO) : WRITE_PIN_CLR(IO))
 
 /**
  * Magic I/O routines
@@ -66,76 +66,76 @@ bool useable_hardware_PWM(pin_t pin);
  */
 
 /// Read a pin
-#define _READ(IO) READ_PIN(IO)
+#define _READ(IO)         READ_PIN(IO)
 
 /// Write to a pin
-#define _WRITE_VAR(IO, v) digitalWrite(IO, v)
+#define _WRITE_VAR(IO,V)  digitalWrite(IO,V)
 
-#define _WRITE(IO, v) WRITE_PIN(IO, v)
+#define _WRITE(IO,V)      WRITE_PIN(IO,V)
 
 /// toggle a pin
-#define _TOGGLE(IO) _WRITE(IO, !READ(IO))
+#define _TOGGLE(IO)       _WRITE(IO, !READ(IO))
 
 /// set pin as input
-#define _SET_INPUT(IO) SET_DIR_INPUT(IO)
+#define _SET_INPUT(IO)    SET_DIR_INPUT(IO)
 
 /// set pin as output
-#define _SET_OUTPUT(IO) SET_DIR_OUTPUT(IO)
+#define _SET_OUTPUT(IO)   SET_DIR_OUTPUT(IO)
 
 /// set pin as input with pullup mode
-#define _PULLUP(IO, v) (pinMode(IO, (v!=LOW ? INPUT_PULLUP : INPUT)))
+#define _PULLUP(IO,V)     pinMode(IO, (V) ? INPUT_PULLUP : INPUT)
 
 /// set pin as input with pulldown mode
-#define _PULLDOWN(IO, v) (pinMode(IO, (v!=LOW ? INPUT_PULLDOWN : INPUT)))
+#define _PULLDOWN(IO,V)   pinMode(IO, (V) ? INPUT_PULLDOWN : INPUT)
 
 // hg42: all pins can be input or output (I hope)
 // hg42: undefined pins create compile error (IO, is no pin)
 // hg42: currently not used, but was used by pinsDebug
 
 /// check if pin is an input
-#define _GET_INPUT(IO)        (LPC1768_PIN_PIN(IO)>=0)
+#define _GET_INPUT(IO)    (LPC1768_PIN_PIN(IO) >= 0)
 
 /// check if pin is an output
-#define _GET_OUTPUT(IO)       (LPC1768_PIN_PIN(IO)>=0)
+#define _GET_OUTPUT(IO)   (LPC1768_PIN_PIN(IO) >= 0)
 
 // hg42: GET_TIMER is used only to check if it's a PWM pin
 // hg42: we cannot use USEABLE_HARDWARE_PWM because it uses a function that cannot be used statically
 // hg42: instead use PWM bit from the #define
 
 /// check if pin is a timer
-#define _GET_TIMER(IO)        TRUE  // could be LPC1768_PIN_PWM(IO), but there
+#define _GET_TIMER(IO)    TRUE  // could be LPC1768_PIN_PWM(IO), but there
 // hg42: could be this:
 // #define _GET_TIMER(IO)        LPC1768_PIN_PWM(IO)
 // but this is an incomplete check (12 pins are PWMable, but only 6 can be used at the same time)
 
 /// Read a pin wrapper
-#define READ(IO)  _READ(IO)
+#define READ(IO)          _READ(IO)
 
 /// Write to a pin wrapper
-#define WRITE_VAR(IO, v)  _WRITE_VAR(IO, v)
-#define WRITE(IO, v)  _WRITE(IO, v)
+#define WRITE_VAR(IO,V)   _WRITE_VAR(IO,V)
+#define WRITE(IO,V)       _WRITE(IO,V)
 
 /// toggle a pin wrapper
-#define TOGGLE(IO)  _TOGGLE(IO)
+#define TOGGLE(IO)        _TOGGLE(IO)
 
 /// set pin as input wrapper
-#define SET_INPUT(IO)  _SET_INPUT(IO)
+#define SET_INPUT(IO)     _SET_INPUT(IO)
 /// set pin as input with pullup wrapper
-#define SET_INPUT_PULLUP(IO) do{ _SET_INPUT(IO); _PULLUP(IO, HIGH); }while(0)
+#define SET_INPUT_PULLUP(IO)    do{ _SET_INPUT(IO); _PULLUP(IO, HIGH); }while(0)
 /// set pin as input with pulldown wrapper
-#define SET_INPUT_PULLDOWN(IO) do{ _SET_INPUT(IO); _PULLDOWN(IO, HIGH); }while(0)
+#define SET_INPUT_PULLDOWN(IO)  do{ _SET_INPUT(IO); _PULLDOWN(IO, HIGH); }while(0)
 /// set pin as output wrapper  -  reads the pin and sets the output to that value
-#define SET_OUTPUT(IO)  do{ _WRITE(IO, _READ(IO)); _SET_OUTPUT(IO); }while(0)
+#define SET_OUTPUT(IO)          do{ _WRITE(IO, _READ(IO)); _SET_OUTPUT(IO); }while(0)
 
 /// check if pin is an input wrapper
-#define GET_INPUT(IO)  _GET_INPUT(IO)
+#define GET_INPUT(IO)     _GET_INPUT(IO)
 /// check if pin is an output wrapper
-#define GET_OUTPUT(IO)  _GET_OUTPUT(IO)
+#define GET_OUTPUT(IO)    _GET_OUTPUT(IO)
 
 /// check if pin is a timer (wrapper)
-#define GET_TIMER(IO)  _GET_TIMER(IO)
+#define GET_TIMER(IO)     _GET_TIMER(IO)
 
 // Shorthand
-#define OUT_WRITE(IO, v) { SET_OUTPUT(IO); WRITE(IO, v); }
+#define OUT_WRITE(IO,V)   do{ SET_OUTPUT(IO); WRITE(IO,V); }while(0)
 
 #endif // _FASTIO_LPC1768_H
diff --git a/Marlin/src/HAL/HAL_STM32F1/fastio_Stm32f1.h b/Marlin/src/HAL/HAL_STM32F1/fastio_Stm32f1.h
index a854c8dff6..d6683e36ee 100644
--- a/Marlin/src/HAL/HAL_STM32F1/fastio_Stm32f1.h
+++ b/Marlin/src/HAL/HAL_STM32F1/fastio_Stm32f1.h
@@ -34,7 +34,7 @@
 #define READ(IO)              (PIN_MAP[IO].gpio_device->regs->IDR & (1U << PIN_MAP[IO].gpio_bit) ? HIGH : LOW)
 #define WRITE(IO,V)           (PIN_MAP[IO].gpio_device->regs->BSRR = (1U << PIN_MAP[IO].gpio_bit) << (16 * !(bool)V))
 #define TOGGLE(IO)            (PIN_MAP[IO].gpio_device->regs->ODR = PIN_MAP[IO].gpio_device->regs->ODR ^ (1U << PIN_MAP[IO].gpio_bit))
-#define WRITE_VAR(IO,V)       WRITE(io,V)
+#define WRITE_VAR(IO,V)       WRITE(IO,V)
 
 #define _GET_MODE(IO)         gpio_get_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit)
 #define _SET_MODE(IO,M)       gpio_set_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit, M)
diff --git a/Marlin/src/HAL/HAL_STM32F4/fastio_STM32F4.h b/Marlin/src/HAL/HAL_STM32F4/fastio_STM32F4.h
index 2b75668f9a..27071acadd 100644
--- a/Marlin/src/HAL/HAL_STM32F4/fastio_STM32F4.h
+++ b/Marlin/src/HAL/HAL_STM32F4/fastio_STM32F4.h
@@ -31,26 +31,27 @@
 
 #define _BV(b) (1 << (b))
 
-#define READ(IO)              digitalRead(IO)
-#define WRITE(IO, v)          digitalWrite(IO,v)
-#define TOGGLE(IO)            do{ _SET_OUTPUT(IO); digitalWrite(IO,!digitalRead(IO)); }while(0)
-#define WRITE_VAR(IO, v)      digitalWrite(IO,v)
+#define READ(IO)                digitalRead(IO)
+#define WRITE(IO,V)             digitalWrite(IO,V)
+#define WRITE_VAR(IO,V)         WRITE(IO,V)
 
 #define _GET_MODE(IO)
-#define _SET_MODE(IO,M)       pinMode(IO, M)
-#define _SET_OUTPUT(IO)       pinMode(IO, OUTPUT)                               /*!< Output Push Pull Mode & GPIO_NOPULL   */
+#define _SET_MODE(IO,M)         pinMode(IO, M)
+#define _SET_OUTPUT(IO)         pinMode(IO, OUTPUT)                               /*!< Output Push Pull Mode & GPIO_NOPULL   */
 
-#define SET_INPUT(IO)         _SET_MODE(IO, INPUT)                              /*!< Input Floating Mode                   */
-#define SET_INPUT_PULLUP(IO)  _SET_MODE(IO, INPUT_PULLUP)                       /*!< Input with Pull-up activation         */
-#define SET_INPUT_PULLDOW(IO) _SET_MODE(IO, INPUT_PULLDOWN)                     /*!< Input with Pull-down activation       */
-#define SET_OUTPUT(IO)        do{ _SET_OUTPUT(IO); WRITE(IO, LOW); }while(0)
+#define OUT_WRITE(IO,V)         do{ _SET_OUTPUT(IO); WRITE(IO,V); }while(0)
+
+#define SET_INPUT(IO)           _SET_MODE(IO, INPUT)                              /*!< Input Floating Mode                   */
+#define SET_INPUT_PULLUP(IO)    _SET_MODE(IO, INPUT_PULLUP)                       /*!< Input with Pull-up activation         */
+#define SET_INPUT_PULLDOWN(IO)  _SET_MODE(IO, INPUT_PULLDOWN)                     /*!< Input with Pull-down activation       */
+#define SET_OUTPUT(IO)          OUT_WRITE(IO, LOW)
+
+#define TOGGLE(IO)              OUT_WRITE(IO, !READ(IO))
 
 #define GET_INPUT(IO)
 #define GET_OUTPUT(IO)
 #define GET_TIMER(IO)
 
-#define OUT_WRITE(IO, v) { _SET_OUTPUT(IO); WRITE(IO, v); }
-
 #define PORTA 0
 #define PORTB 1
 #define PORTC 2
diff --git a/Marlin/src/HAL/HAL_STM32F7/fastio_STM32F7.h b/Marlin/src/HAL/HAL_STM32F7/fastio_STM32F7.h
index 9c07cf9918..2d82530b89 100644
--- a/Marlin/src/HAL/HAL_STM32F7/fastio_STM32F7.h
+++ b/Marlin/src/HAL/HAL_STM32F7/fastio_STM32F7.h
@@ -31,26 +31,27 @@
 
 #define _BV(b) (1 << (b))
 
-#define READ(IO)              digitalRead(IO)
-#define WRITE(IO, v)          digitalWrite(IO,v)
-#define TOGGLE(IO)            do{ _SET_OUTPUT(IO); digitalWrite(IO,!digitalRead(IO)); }while(0)
-#define WRITE_VAR(IO, v)      digitalWrite(IO,v)
+#define READ(IO)                digitalRead(IO)
+#define WRITE(IO,V)             digitalWrite(IO,V)
+#define WRITE_VAR(IO,V)         WRITE(IO,V)
 
 #define _GET_MODE(IO)
-#define _SET_MODE(IO,M)       pinMode(IO, M)
-#define _SET_OUTPUT(IO)       pinMode(IO, OUTPUT)                               /*!< Output Push Pull Mode & GPIO_NOPULL   */
+#define _SET_MODE(IO,M)         pinMode(IO, M)
+#define _SET_OUTPUT(IO)         pinMode(IO, OUTPUT)                               /*!< Output Push Pull Mode & GPIO_NOPULL   */
 
-#define SET_INPUT(IO)         _SET_MODE(IO, INPUT)                              /*!< Input Floating Mode                   */
-#define SET_INPUT_PULLUP(IO)  _SET_MODE(IO, INPUT_PULLUP)                       /*!< Input with Pull-up activation         */
-#define SET_INPUT_PULLDOW(IO) _SET_MODE(IO, INPUT_PULLDOWN)                     /*!< Input with Pull-down activation       */
-#define SET_OUTPUT(IO)        do{ _SET_OUTPUT(IO); WRITE(IO, LOW); }while(0)
+#define OUT_WRITE(IO,V)         do{ _SET_OUTPUT(IO); WRITE(IO,V); }while(0)
+
+#define SET_INPUT(IO)           _SET_MODE(IO, INPUT)                              /*!< Input Floating Mode                   */
+#define SET_INPUT_PULLUP(IO)    _SET_MODE(IO, INPUT_PULLUP)                       /*!< Input with Pull-up activation         */
+#define SET_INPUT_PULLDOWN(IO)  _SET_MODE(IO, INPUT_PULLDOWN)                     /*!< Input with Pull-down activation       */
+#define SET_OUTPUT(IO)          OUT_WRITE(IO, LOW)
+
+#define TOGGLE(IO)              OUT_WRITE(IO, !READ(IO))
 
 #define GET_INPUT(IO)
 #define GET_OUTPUT(IO)
 #define GET_TIMER(IO)
 
-#define OUT_WRITE(IO, v) { _SET_OUTPUT(IO); WRITE(IO, v); }
-
 #define PORTA 0
 #define PORTB 1
 #define PORTC 2
diff --git a/Marlin/src/core/macros.h b/Marlin/src/core/macros.h
index 28cbbb18ae..d5dee514b6 100644
--- a/Marlin/src/core/macros.h
+++ b/Marlin/src/core/macros.h
@@ -99,7 +99,7 @@
 
 // Macros for bit masks
 #undef _BV
-#define _BV(b) (1<<(b))
+#define _BV(b) (1 << (b))
 #define TEST(n,b) !!((n)&_BV(b))
 #define SBI(n,b) (n |= _BV(b))
 #define CBI(n,b) (n &= ~_BV(b))