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A project log for OpenSpand ZX81 expansion

OpenSpand is a ZX81 expansion cartridge based on an RP2350B chip. Like a ZXpand+ with extended functionality.

adamklotblixtadam.klotblixt 12/27/2024 at 11:160 Comments

Today I extended the joystick configuration. There are quick options in the config menu, and in BASIC it is possible to set directions+fire with:

CONFIG J=QAOPM

 Next up is saving the settings in EEPROM.

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