✨ BigTreeTech SKR mini E3 V3.0 (STM32G0B1RET6) (#23283)

ini/stm32g0.ini

@@ -0,0 +1,39 @@
+#
+# Marlin Firmware
+# PlatformIO Configuration File
+#
+
+#################################
+#
+# STM32G0 Architecture
+#
+# Naming Example: STM32G0B1RET6
+#
+#   G : Foundation
+#   0 : Cortex M0+ core (0:M0, 1-2:M3, 3-4:M4, 7:M7)
+#  B1 : Line/Features
+#   R : 64 pins  (R:64 or 66, F:20)
+#   E : 512KB Flash-memory  (C:256KB, D:384KB, E:512KB, G:1024KB)
+#   T : LQFP package
+#   6 : -40...85°C   (7: ...105°C)
+#
+#################################
+
+#
+# BigTree SKR mini E3 V3.0 (STM32G0B1RET6 ARM Cortex-M0+)
+#
+[env:STM32G0B1RE_btt]
+platform          = ststm32@~14.1.0
+platform_packages = framework-arduinoststm32@https://github.com/stm32duino/Arduino_Core_STM32/archive/main.zip
+extends            = stm32_variant
+board              = marlin_STM32G0B1RE
+board_build.offset          = 0x2000
+board_upload.offset_address = 0x08002000
+build_flags        = ${stm32_variant.build_flags}
+                   -DADC_RESOLUTION=12
+                   -DPIN_SERIAL4_RX=PC_11 -DPIN_SERIAL4_TX=PC_10
+                   -DSERIAL_RX_BUFFER_SIZE=1024 -DSERIAL_TX_BUFFER_SIZE=1024
+                   -DTIMER_SERVO=TIM3 -DTIMER_TONE=TIM4
+                   -DSTEP_TIMER_IRQ_PRIO=0
+upload_protocol   = stlink
+debug_tool        = stlink