diff --git a/Marlin/src/HAL/HAL_STM32F1/HAL.cpp b/Marlin/src/HAL/HAL_STM32F1/HAL.cpp
index 802a489101..cba41dd3c2 100644
--- a/Marlin/src/HAL/HAL_STM32F1/HAL.cpp
+++ b/Marlin/src/HAL/HAL_STM32F1/HAL.cpp
@@ -27,8 +27,8 @@
#ifdef __STM32F1__
-#include "HAL.h"
#include "../../inc/MarlinConfig.h"
+#include "HAL.h"
#include <STM32ADC.h>
diff --git a/Marlin/src/HAL/HAL_STM32F1/timers.cpp b/Marlin/src/HAL/HAL_STM32F1/timers.cpp
index a21dc12c12..a1f5f1e453 100644
--- a/Marlin/src/HAL/HAL_STM32F1/timers.cpp
+++ b/Marlin/src/HAL/HAL_STM32F1/timers.cpp
@@ -26,8 +26,8 @@
#ifdef __STM32F1__
+#include "../../inc/MarlinConfig.h"
#include "HAL.h"
-
#include "timers.h"
// ------------------------
diff --git a/Marlin/src/HAL/HAL_STM32F1/timers.h b/Marlin/src/HAL/HAL_STM32F1/timers.h
index 69793f4302..aba619fd10 100644
--- a/Marlin/src/HAL/HAL_STM32F1/timers.h
+++ b/Marlin/src/HAL/HAL_STM32F1/timers.h
@@ -27,6 +27,7 @@
#include <stdint.h>
#include <libmaple/timer.h>
+#include "../../core/boards.h"
// ------------------------
// Defines
@@ -54,7 +55,13 @@ typedef uint16_t hal_timer_t;
#define TEMP_TIMER_NUM 2 // index of timer to use for temperature
//#define TEMP_TIMER_NUM 4 // 2->4, Timer 2 for Stepper Current PWM
#define PULSE_TIMER_NUM STEP_TIMER_NUM
-#define SERVO0_TIMER_NUM 1 // SERVO0 or BLTOUCH
+
+#if MB(BIGTREE_SKR_MINI_E3, BIGTREE_SKR_E3_DIP, BTT_SKR_MINI_E3_V1_2, MKS_ROBIN_LITE)
+ // SKR Mini E3 boards use PA8 as FAN_PIN, so TIMER 1 is used for Fan PWM.
+ #define SERVO0_TIMER_NUM 8
+#else
+ #define SERVO0_TIMER_NUM 1 // SERVO0 or BLTOUCH
+#endif
#define STEP_TIMER_IRQ_PRIO 1
#define TEMP_TIMER_IRQ_PRIO 2
diff --git a/Marlin/src/core/boards.h b/Marlin/src/core/boards.h
index d3d7b18925..5cea3a69b8 100644
--- a/Marlin/src/core/boards.h
+++ b/Marlin/src/core/boards.h
@@ -21,6 +21,8 @@
*/
#pragma once
+#include "macros.h"
+
#define BOARD_UNKNOWN -1
//
@@ -316,4 +318,7 @@
#define BOARD_LINUX_RAMPS 9999
-#define MB(board) (defined(BOARD_##board) && MOTHERBOARD==BOARD_##board)
+#define _MB_1(B) (defined(BOARD_##B) && MOTHERBOARD==BOARD_##B)
+#define MB(V...) DO(MB,||,V)
+
+#define IS_MELZI MB(MELZI, MELZI_CREALITY, MELZI_MAKR3D, MELZI_MALYAN, MELZI_TRONXY)
diff --git a/Marlin/src/feature/digipot/digipot_mcp4451.cpp b/Marlin/src/feature/digipot/digipot_mcp4451.cpp
index 1b9672251f..b04406f4be 100644
--- a/Marlin/src/feature/digipot/digipot_mcp4451.cpp
+++ b/Marlin/src/feature/digipot/digipot_mcp4451.cpp
@@ -35,7 +35,7 @@
#if MB(5DPRINT)
#define DIGIPOT_I2C_FACTOR 117.96
#define DIGIPOT_I2C_MAX_CURRENT 1.736
-#elif MB(AZTEEG_X5_MINI) || MB(AZTEEG_X5_MINI_WIFI)
+#elif MB(AZTEEG_X5_MINI, AZTEEG_X5_MINI_WIFI)
#define DIGIPOT_I2C_FACTOR 113.5
#define DIGIPOT_I2C_MAX_CURRENT 2.0
#else
diff --git a/Marlin/src/inc/Conditionals_LCD.h b/Marlin/src/inc/Conditionals_LCD.h
index ec74131592..42965a14f2 100644
--- a/Marlin/src/inc/Conditionals_LCD.h
+++ b/Marlin/src/inc/Conditionals_LCD.h
@@ -562,7 +562,7 @@
#define BOOT_MARLIN_LOGO_SMALL
#endif
-#define IS_RE_ARM_BOARD (MB(RAMPS_14_RE_ARM_EFB) || MB(RAMPS_14_RE_ARM_EEB) || MB(RAMPS_14_RE_ARM_EFF) || MB(RAMPS_14_RE_ARM_EEF) || MB(RAMPS_14_RE_ARM_SF))
+#define IS_RE_ARM_BOARD MB(RAMPS_14_RE_ARM_EFB, RAMPS_14_RE_ARM_EEB, RAMPS_14_RE_ARM_EFF, RAMPS_14_RE_ARM_EEF, RAMPS_14_RE_ARM_SF)
#define HAS_SDCARD_CONNECTION EITHER(TARGET_LPC1768, ADAFRUIT_GRAND_CENTRAL_M4)
diff --git a/Marlin/src/lcd/dogm/ultralcd_DOGM.h b/Marlin/src/lcd/dogm/ultralcd_DOGM.h
index e8d1b8a1e3..8ff2dbc85b 100644
--- a/Marlin/src/lcd/dogm/ultralcd_DOGM.h
+++ b/Marlin/src/lcd/dogm/ultralcd_DOGM.h
@@ -82,7 +82,7 @@
// MaKrPanel, Mini Viki, Viki 2.0, AZSMZ 12864 ST7565 controller
- #define SMART_RAMPS (MB(RAMPS_SMART_EFB) || MB(RAMPS_SMART_EEB) || MB(RAMPS_SMART_EFF) || MB(RAMPS_SMART_EEF) || MB(RAMPS_SMART_SF))
+ #define SMART_RAMPS MB(RAMPS_SMART_EFB, RAMPS_SMART_EEB, RAMPS_SMART_EFF, RAMPS_SMART_EEF, RAMPS_SMART_SF)
#define U8G_CLASS U8GLIB_64128N_2X_HAL // 4 stripes (HW-SPI)
#if SMART_RAMPS || DOGLCD_SCK != SCK_PIN || DOGLCD_MOSI != MOSI_PIN
#define FORCE_SOFT_SPI // SW-SPI
diff --git a/Marlin/src/lcd/dogm/ultralcd_st7920_u8glib_rrd_AVR.h b/Marlin/src/lcd/dogm/ultralcd_st7920_u8glib_rrd_AVR.h
index 960375ae43..858cbe8824 100644
--- a/Marlin/src/lcd/dogm/ultralcd_st7920_u8glib_rrd_AVR.h
+++ b/Marlin/src/lcd/dogm/ultralcd_st7920_u8glib_rrd_AVR.h
@@ -49,11 +49,11 @@
#define CPU_ST7920_DELAY_1 DELAY_NS(0)
#define CPU_ST7920_DELAY_2 DELAY_NS(0)
#define CPU_ST7920_DELAY_3 DELAY_NS(50)
-#elif MB(3DRAG) || MB(K8200) || MB(K8400) || MB(SILVER_GATE)
+#elif MB(3DRAG, K8200, K8400, SILVER_GATE)
#define CPU_ST7920_DELAY_1 DELAY_NS(0)
#define CPU_ST7920_DELAY_2 DELAY_NS(188)
#define CPU_ST7920_DELAY_3 DELAY_NS(0)
-#elif MB(MINIRAMBO) || MB(EINSY_RAMBO) || MB(EINSY_RETRO)
+#elif MB(MINIRAMBO, EINSY_RAMBO, EINSY_RETRO)
#define CPU_ST7920_DELAY_1 DELAY_NS(0)
#define CPU_ST7920_DELAY_2 DELAY_NS(250)
#define CPU_ST7920_DELAY_3 DELAY_NS(0)
diff --git a/Marlin/src/pins/mega/pins_MEGATRONICS_3.h b/Marlin/src/pins/mega/pins_MEGATRONICS_3.h
index 7a6465471c..23fbe7636c 100644
--- a/Marlin/src/pins/mega/pins_MEGATRONICS_3.h
+++ b/Marlin/src/pins/mega/pins_MEGATRONICS_3.h
@@ -164,7 +164,7 @@
#define SHIFT_OUT 34
#define SHIFT_EN 44
- #if MB(MEGATRONICS_31) || MB(MEGATRONICS_32)
+ #if MB(MEGATRONICS_31, MEGATRONICS_32)
#define SD_DETECT_PIN 56
#endif
diff --git a/Marlin/src/pins/pins.h b/Marlin/src/pins/pins.h
index 39afc2b388..8db40bd5e2 100644
--- a/Marlin/src/pins/pins.h
+++ b/Marlin/src/pins/pins.h
@@ -35,15 +35,15 @@
#define MAX_EXTRUDERS 6
-#if MB(RAMPS_13_EFB) || MB(RAMPS_14_EFB) || MB(RAMPS_PLUS_EFB) || MB(RAMPS_14_RE_ARM_EFB) || MB(RAMPS_SMART_EFB) || MB(RAMPS_DUO_EFB) || MB(RAMPS4DUE_EFB)
+#if MB(RAMPS_13_EFB, RAMPS_14_EFB, RAMPS_PLUS_EFB, RAMPS_14_RE_ARM_EFB, RAMPS_SMART_EFB, RAMPS_DUO_EFB, RAMPS4DUE_EFB)
#define IS_RAMPS_EFB
-#elif MB(RAMPS_13_EEB) || MB(RAMPS_14_EEB) || MB(RAMPS_PLUS_EEB) || MB(RAMPS_14_RE_ARM_EEB) || MB(RAMPS_SMART_EEB) || MB(RAMPS_DUO_EEB) || MB(RAMPS4DUE_EEB)
+#elif MB(RAMPS_13_EEB, RAMPS_14_EEB, RAMPS_PLUS_EEB, RAMPS_14_RE_ARM_EEB, RAMPS_SMART_EEB, RAMPS_DUO_EEB, RAMPS4DUE_EEB)
#define IS_RAMPS_EEB
-#elif MB(RAMPS_13_EFF) || MB(RAMPS_14_EFF) || MB(RAMPS_PLUS_EFF) || MB(RAMPS_14_RE_ARM_EFF) || MB(RAMPS_SMART_EFF) || MB(RAMPS_DUO_EFF) || MB(RAMPS4DUE_EFF)
+#elif MB(RAMPS_13_EFF, RAMPS_14_EFF, RAMPS_PLUS_EFF, RAMPS_14_RE_ARM_EFF, RAMPS_SMART_EFF, RAMPS_DUO_EFF, RAMPS4DUE_EFF)
#define IS_RAMPS_EFF
-#elif MB(RAMPS_13_EEF) || MB(RAMPS_14_EEF) || MB(RAMPS_PLUS_EEF) || MB(RAMPS_14_RE_ARM_EEF) || MB(RAMPS_SMART_EEF) || MB(RAMPS_DUO_EEF) || MB(RAMPS4DUE_EEF)
+#elif MB(RAMPS_13_EEF, RAMPS_14_EEF, RAMPS_PLUS_EEF, RAMPS_14_RE_ARM_EEF, RAMPS_SMART_EEF, RAMPS_DUO_EEF, RAMPS4DUE_EEF)
#define IS_RAMPS_EEF
-#elif MB(RAMPS_13_SF) || MB(RAMPS_14_SF) || MB(RAMPS_PLUS_SF) || MB(RAMPS_14_RE_ARM_SF) || MB(RAMPS_SMART_SF) || MB(RAMPS_DUO_SF) || MB(RAMPS4DUE_SF)
+#elif MB(RAMPS_13_SF, RAMPS_14_SF, RAMPS_PLUS_SF, RAMPS_14_RE_ARM_SF, RAMPS_SMART_SF, RAMPS_DUO_SF, RAMPS4DUE_SF)
#define IS_RAMPS_SF
#endif
@@ -185,7 +185,7 @@
#elif MB(RAMBO)
#include "rambo/pins_RAMBO.h" // ATmega2560 env:rambo
-#elif MB(MINIRAMBO) || MB(MINIRAMBO_10A)
+#elif MB(MINIRAMBO, MINIRAMBO_10A)
#include "rambo/pins_MINIRAMBO.h" // ATmega2560 env:rambo
#elif MB(EINSY_RAMBO)
#include "rambo/pins_EINSY_RAMBO.h" // ATmega2560 env:rambo
@@ -214,7 +214,7 @@
#include "mega/pins_MEGATRONICS.h" // ATmega2560 env:megaatmega2560
#elif MB(MEGATRONICS_2)
#include "mega/pins_MEGATRONICS_2.h" // ATmega2560 env:megaatmega2560
-#elif MB(MEGATRONICS_3) || MB(MEGATRONICS_31) || MB(MEGATRONICS_32)
+#elif MB(MEGATRONICS_3, MEGATRONICS_31, MEGATRONICS_32)
#include "mega/pins_MEGATRONICS_3.h" // ATmega2560 env:megaatmega2560
#elif MB(ELEFU_3)
#include "mega/pins_ELEFU_3.h" // ATmega2560 env:megaatmega2560
diff --git a/Marlin/src/pins/sanguino/pins_MELZI.h b/Marlin/src/pins/sanguino/pins_MELZI.h
index 1ccf5ac064..ad0a58509b 100644
--- a/Marlin/src/pins/sanguino/pins_MELZI.h
+++ b/Marlin/src/pins/sanguino/pins_MELZI.h
@@ -29,5 +29,4 @@
#define BOARD_INFO_NAME "Melzi"
#endif
-#define IS_MELZI
#include "pins_SANGUINOLOLU_12.h"
diff --git a/Marlin/src/pins/sanguino/pins_SANGUINOLOLU_11.h b/Marlin/src/pins/sanguino/pins_SANGUINOLOLU_11.h
index 0b119a422c..e4fdf69065 100644
--- a/Marlin/src/pins/sanguino/pins_SANGUINOLOLU_11.h
+++ b/Marlin/src/pins/sanguino/pins_SANGUINOLOLU_11.h
@@ -115,7 +115,7 @@
#endif
-#if !defined(FAN_PIN) && (MB(AZTEEG_X1) || MB(STB_11) || ENABLED(IS_MELZI))
+#if !defined(FAN_PIN) && (MB(AZTEEG_X1, STB_11) || IS_MELZI)
#define FAN_PIN 4 // Works for Panelolu2 too
#endif
@@ -132,7 +132,7 @@
//#define SDSS 24
#define SDSS 31
-#if ENABLED(IS_MELZI)
+#if IS_MELZI
#define LED_PIN 27
#elif MB(STB_11)
#define LCD_BACKLIGHT_PIN 17 // LCD backlight LED
@@ -160,7 +160,7 @@
#if ENABLED(U8GLIB_ST7920) // SPI GLCD 12864 ST7920 ( like [www.digole.com] ) For Melzi V2.0
- #if ENABLED(IS_MELZI)
+ #if IS_MELZI
#define LCD_PINS_RS 30 // CS chip select /SS chip slave select
#define LCD_PINS_ENABLE 29 // SID (MOSI)
#define LCD_PINS_D4 17 // SCK (CLK) clock
@@ -187,7 +187,7 @@
#define DOGLCD_CS 17
#define LCD_BACKLIGHT_PIN 28 // PA3
- #elif ENABLED(IS_MELZI)
+ #elif IS_MELZI
#define BEEPER_PIN 27
#define DOGLCD_CS 28
@@ -219,7 +219,7 @@
#if ENABLED(LCD_I2C_PANELOLU2)
- #if ENABLED(IS_MELZI)
+ #if IS_MELZI
#define BTN_ENC 29
#define LCD_SDSS 30 // Panelolu2 SD card reader rather than the Melzi
#else
diff --git a/buildroot/share/tests/STM32F103RC_bigtree_USB-tests b/buildroot/share/tests/STM32F103RC_bigtree_USB-tests
index 50c37e36de..8c83c029e6 100644
--- a/buildroot/share/tests/STM32F103RC_bigtree_USB-tests
+++ b/buildroot/share/tests/STM32F103RC_bigtree_USB-tests
@@ -1,6 +1,6 @@
#!/usr/bin/env bash
#
-# Build tests for STM32F103RC Bigtreetech (SKR Mini v1.1)
+# Build tests for STM32F103RC Bigtreetech (SKR Mini E3)
#
# exit on first failure
@@ -10,10 +10,10 @@ set -e
# Build with the default configurations
#
restore_configs
-opt_set MOTHERBOARD BOARD_BIGTREE_SKR_MINI_V1_1
+opt_set MOTHERBOARD BOARD_BIGTREE_SKR_MINI_E3
opt_set SERIAL_PORT 1
opt_set SERIAL_PORT_2 -1
-exec_test $1 $2 "Bigtreetech SKR Mini v1.1 - Basic Configuration"
+exec_test $1 $2 "Bigtreetech SKR Mini E3 - Basic Configuration"
# clean up
restore_configs