@@ -44,8 +44,8 @@ debug_tool = cmsis-dap
#
[env:STM32H743Vx_btt]
extends = stm32_variant
-platform = ststm32@~14.1.0
-platform_packages = framework-arduinoststm32@https://github.com/stm32duino/Arduino_Core_STM32/archive/main.zip
+platform = ststm32@~15.4.1
+platform_packages = framework-arduinoststm32@~4.20200.220530
board = marlin_STM32H743Vx
board_build.offset = 0x20000
board_upload.offset_address = 0x08020000