---
 Marlin/Configuration.h                     |  6 +++---
 Marlin/Configuration_adv.h                 | 10 +++++-----
 Marlin/src/pins/stm32f1/pins_CREALITY_V4.h |  5 +++++
 platformio.ini                             |  2 +-
 4 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index a449d61..27f5dc1 100755
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -874,7 +874,7 @@
 //#define I_DRIVER_TYPE  A4988
 //#define J_DRIVER_TYPE  A4988
 //#define K_DRIVER_TYPE  A4988
-#define E0_DRIVER_TYPE TMC2208_STANDALONE
+#define E0_DRIVER_TYPE TMC2208
 //#define E1_DRIVER_TYPE A4988
 //#define E2_DRIVER_TYPE A4988
 //#define E3_DRIVER_TYPE A4988
@@ -2794,8 +2794,8 @@
 //
 // MarlinUI for Creality's DWIN display (and others)
 //
-//#define DWIN_MARLINUI_PORTRAIT
-#define DWIN_MARLINUI_LANDSCAPE
+#define DWIN_MARLINUI_PORTRAIT
+//#define DWIN_MARLINUI_LANDSCAPE
 
 //
 // Touch Screen Settings
diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
index cb447a0..448a2f6 100755
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -2687,9 +2687,9 @@
   #endif
 
   #if AXIS_IS_TMC(E0)
-    #define E0_CURRENT      800
+    #define E0_CURRENT      706
     #define E0_MICROSTEPS    16
-    #define E0_RSENSE         0.11
+    #define E0_RSENSE         0.15
     #define E0_CHAIN_POS     -1
     //#define E0_INTERPOLATE true
   #endif
@@ -2851,7 +2851,7 @@
    * Define your own with:
    * { <off_time[1..15]>, <hysteresis_end[-3..12]>, hysteresis_start[1..8] }
    */
-  #define CHOPPER_TIMING CHOPPER_DEFAULT_12V        // All axes (override below)
+  #define CHOPPER_TIMING CHOPPER_DEFAULT_24V        // All axes (override below)
   //#define CHOPPER_TIMING_X  CHOPPER_TIMING        // For X Axes (override below)
   //#define CHOPPER_TIMING_X2 CHOPPER_TIMING_X
   //#define CHOPPER_TIMING_Y  CHOPPER_TIMING        // For Y Axes (override below)
@@ -2880,7 +2880,7 @@
    * M912 - Clear stepper driver overtemperature pre-warn condition flag.
    * M122 - Report driver parameters (Requires TMC_DEBUG)
    */
-  //#define MONITOR_DRIVER_STATUS
+  #define MONITOR_DRIVER_STATUS
 
   #if ENABLED(MONITOR_DRIVER_STATUS)
     #define CURRENT_STEP_DOWN     50  // [mA]
@@ -2983,7 +2983,7 @@
    * Enable M122 debugging command for TMC stepper drivers.
    * M122 S0/1 will enable continuous reporting.
    */
-  //#define TMC_DEBUG
+  #define TMC_DEBUG
 
   /**
    * You can set your own advanced settings by filling in predefined functions.
diff --git a/Marlin/src/pins/stm32f1/pins_CREALITY_V4.h b/Marlin/src/pins/stm32f1/pins_CREALITY_V4.h
index c60d4dc..1fa8d02 100755
--- a/Marlin/src/pins/stm32f1/pins_CREALITY_V4.h
+++ b/Marlin/src/pins/stm32f1/pins_CREALITY_V4.h
@@ -120,6 +120,11 @@
 #endif
 #define E0_ENABLE_PIN               X_ENABLE_PIN
 
+#if HAS_TMC_UART
+  #define E0_SERIAL_TX_PIN                  PA3
+  #define E0_SERIAL_RX_PIN                  PA3
+  #define TMC_BAUD_RATE                     19200
+#endif
 //
 // Release PB4 (Y_ENABLE_PIN) from JTAG NRST role
 //
diff --git a/platformio.ini b/platformio.ini
index 106e454..0e75a36 100755
--- a/platformio.ini
+++ b/platformio.ini
@@ -13,7 +13,7 @@
 [platformio]
 src_dir      = Marlin
 boards_dir   = buildroot/share/PlatformIO/boards
-default_envs = mega2560
+default_envs = STM32F103RET6_creality
 include_dir  = Marlin
 extra_configs =
     ini/avr.ini
-- 
2.24.1.windows.2