Dream Turbo Card by pear

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Dream Turbo Card (design stage)

Brief information

Internal memory card and switched clock generators.

Specification

  • 1 MB SRAM, optionally 2 MB,
  • 512 KB FlashROM, 8 banks of 64 KB, EXOS in bank 7,
  • RTC clock,
  • NVRAM (battery backup),
  • two-channel synchronized clock signal generator:
    • system clock 4/8/12/16/20 MHz (2/4/6/8/10 MHz Z80 CPU),
    • EXDOS clock 8/9.6/10/12/13.33/16 MHz
  • LCD or OLED display (2x16 chars),
  • RGB LED to signal by colors the selected CPU clock:
    • 2MHz blue,
    • 4MHz green,
    • 6MHz yellow,
    • 8MHz orange,
    • 10MHz red,
  • optional temperature sensor for NICK,
  • configured by rotary encoder or by software.

Memory map

DTCMemMap.png

How to install

Links

6Mhz and more...