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MAXII CPLD core board

Overview

[ ] Form Factor: Iris Cube Basic Small ( https://oshwhub.com/Iris-Cube/ICBasic )
[ ] Compatible with 144PIN EPM240, EPM570, EPM1270, EPM2210.
[ ] introduces almost all IOs and labels the pin numbers.

1 common anode RGB LED;

color	IO
red	69
green	67
blue	68

1 USB-blaster status light;
- 1 keeps flashing when power is turned on (the logic has not been written yet, gurgling
2 active crystal oscillator bits;
- The crystal oscillator power supply is the same as VCCIO1;
- Two GCLKs of bank2 are introduced;

serial number	IO
X2	20
X1	18

VCCIO selection jumpers for bank1 and bank2;
- Optional 1.8V, 2.5V, 3.3V;
Lead to 108 IO;

The firmware is in the picture below

Design Files

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Update:2025-06-19 18:09:50

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