ACIA 63F50

Friday 14 June 2024, by 63F09 // Peripherals

This asynchronous serial interface has been designed to be compatible with regular MC6850.
The serial interface (ACIA 63F50)
ACIA_63F50 is a UART modelled on the classic 6850 ACIA, drawing on two well-known open designs (a miniUART and John Kent’s own 6850 implementation) as a starting point. It exposes the same two-register, software-visible model as the original chip, with one deliberate departure from it.
Status and control (address + 0)
Reading this address returns the status (…) Read more »

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