MKS Robin Mini Board Support (#14366)

platformio.ini

@@ -284,7 +284,6 @@ board         = genericSTM32F103RC
 extra_scripts = buildroot/share/PlatformIO/scripts/STM32F1_SKR_MINI.py
 build_flags   = !python Marlin/src/HAL/HAL_STM32F1/STM32F1_flag_script.py
   ${common.build_flags} -std=gnu++14
-  -g
 build_unflags = -std=gnu++11
 lib_deps      = ${common.lib_deps}
 lib_ignore    = U8glib-HAL
@@ -337,7 +336,6 @@ board         = genericSTM32F103ZE
 extra_scripts = buildroot/share/PlatformIO/scripts/mks_robin.py
 build_flags   = !python Marlin/src/HAL/HAL_STM32F1/STM32F1_flag_script.py
   ${common.build_flags} -std=gnu++14
-  -DSTM32_XL_DENSITY
 build_unflags = -std=gnu++11
 src_filter    = ${common.default_src_filter} +<src/HAL/HAL_STM32F1>
 lib_deps      = ${common.lib_deps}
@@ -350,6 +348,27 @@ lib_ignore    = c1921b4
   TMC26XStepper
   U8glib-HAL
 
+#
+# MKS Robin nano (STM32F103VET6)
+#
+[env:mks_robin_mini]
+platform      = ststm32
+framework     = arduino
+board         = genericSTM32F103VE
+extra_scripts = buildroot/share/PlatformIO/scripts/mks_robin_mini.py
+build_flags   = !python Marlin/src/HAL/HAL_STM32F1/STM32F1_flag_script.py
+  ${common.build_flags} -std=gnu++14
+build_unflags = -std=gnu++11
+src_filter    = ${common.default_src_filter} +<src/HAL/HAL_STM32F1>
+lib_deps      = ${common.lib_deps}
+lib_ignore    = c1921b4
+  libf3c
+  lib066
+  Adafruit NeoPixel_ID28
+  Adafruit NeoPixel
+  libf3e
+  TMC26XStepper
+
 #
 # JGAurora A5S A1 (STM32F103ZET6)
 #
@@ -359,7 +378,7 @@ framework     = arduino
 board         = genericSTM32F103ZE
 extra_scripts = buildroot/share/PlatformIO/scripts/jgaurora_a5s_a1_with_bootloader.py
 build_flags   = !python Marlin/src/HAL/HAL_STM32F1/STM32F1_flag_script.py
-  ${common.build_flags} -DSTM32_XL_DENSITY
+  ${common.build_flags}
 src_filter    = ${common.default_src_filter} +<src/HAL/HAL_STM32F1>
 lib_deps      = ${common.lib_deps}
 lib_ignore    = c1921b4