v0.4.1-f18a-preview1

What's Changed

F18A support - development preview 1

Support for F18A display modes, enhanced display features and TMS9900 GPU core.

• ECM (Enhanced color mode) tiles in Graphics I mode.
• ECM Sprites on all display modes.
• Second tile layer in 80-column text mode and Graphics I mode.
• Bitmap layer.
• Position-based attributes for 80-column text mode and Graphics I mode.

Note: Not all combinations of display modes and features are implemented.

Binaries

There are four versions of the firmware with the following naming scheme:

pico9918-<pcbversion>-build-<firmwareversion>-<options>.uf2

<pcbversion>

• pcb-v0-3 is for the v0.3 PCB only.
• pcb-v0-4 is for v0.4, v1.0 and v1.1 PCBs.

<options>

• sl = scanlines enabled

Full Changelog: v0.4.1...v0.4.1-f18a-preview1