• Update F4 HAL V1.7.1 -> V1.7.10
• Update F7 HAL V1.2.2 -> V1.2.8
• Update H7 HAL V1.6.0 -> V1.9.0
• Update MicroPython 1.12 -> 1.13
• Fix FIR I2C bus arbitration lost error.
• Fix disabled OSCs/PLLs after exiting stop mode.
• Fix DRAM retention in stop mode.
• Fix stop mode voltage scaling for H7 Rev V.
• Fix OV5640 and OV2640 clocks on H7 Rev Y.
• Fix imlib build dependencies.
• Fix fatal_error possibly using uninitialized storage.
• Fix build errors if no DCMI GPIOs are defined.
• Fix RGB565 inversion from camera.
• Fix copy_to_fb to update JPEG fb after loading/creating images.
• Fix PLL1 frequency for revision Y devices.
• Fix unit-test failing on disabled functions.
• Add FT5X06 touch screen lcd support.
• Add HDMI CEC and HDMI support via the TFP410.
• Add DMA2D support to some drawing functions.
• Add power supply per-board configuration.
• Add new image scaling pipeline.
• Add ExtInt wake-up example.
• Add support for using images to draw on FB.
• Add CAN function to calculate bit timing from baudrate.
• Update SDRAM test and make it cache-aware.
• Update cpufreq module to support H7 REV X/Y and V frequencies.
• Update from using frozen dir to per-board frozen manifest file.
• Portenta: Fix and update PLL settings.
• Portenta: Fix SDRAM timing config.
• Portenta: Add Audio module with PCM support.
• Portenta: Add Tensorflow micro speech module.
• Portenta: Fix Ethernet/SDRAM bug.
• Portenta: Add Portenta audio example scripts.
• Portenta: Add Ethernet support and example scripts.