SC520, v1.0, Description

The SC520, serial card houses a 68B50 ACIA chip, which provides a TTL level asynchronous serial port for use with FTDI style serial adapter cables.

The main features of this card are:

  • Z50Bus compatible (“Standard” card size 100mm x 75mm)
  • TTL serial port for use with FTDI serial adapter cables
  • Baud rate set with jumper shunt (2400 to 115200 baud)
  • On-board oscillator for independence from CPU clock rate
  • Device address set with jumper shunts
  • Optional connection of serial port to Z50Bus RX/TX pins
  • Configurable interrupt output for use with CTC card

Homebrew 8-bit retro computing