Specifications

Target Reference
TerASIC DE1
The TerASIC DE1 is the de-facto standard target hardware for CooCoo v0.1.
Getting Started
Detailed instructions regarding the set-up and configuration of your DE1 are beyond the scope of
this manual. You may need to consult your DE1 documentation.
To run the base CooCoo design you will need:
• DE1 hardware
• VGA monitor
• PS/2 keyboard
• DE1 control panel software and USB cable
After setting up your DE1 and connecting the programming cable:
• ensure all switches are in the OFF position
• program the CooCoo SOF file into your DE1
You should now see the CoCo ECB screen.
Keys & Switches
The following table details the key functions for CooCoo v0.1 on the DE1:
Button Function
KEY0 System-wide reset; including external peripherals
KEY1 Platform reset; reset all hardware physically inside a real Coco
KEY2 CPU reset
KEY3 (not assigned)
The following table details the switch function for CooCoo v0.1 on the DE1:
Switch Function
SW3:0 Cartridge image select (0-15)
SW4 CART# (insert/remove cartridge)
SW5 Cassette output to speaker
SW6 Enable video artifacting in 2-colour mode
SW7 Swap joystick left/right
SW8 (not assigned)