User manual for the Heijin AX530 FPGA development board covering hardware resources, power, interfaces and usage instructions.
The Heijin AX530 is an FPGA development platform built around an Altera Cyclone IV EP4CE30F23C8 484‑pin FBGA device. It provides a rich set of peripherals such as Gigabit Ethernet, USB 2.0, VGA, audio, SD‑card, QSPI flash, DDR2 memory and multiple expansion connectors.
The manual describes the board’s dimensions, power supply design, FPGA resources, pin assignments, and detailed schematics for each interface. It also includes information on LEDs, buttons, seven‑segment display, and configuration options for I/O voltage levels. This manual is written in Chinese.
| FPGA model | EP4CE30F23C8 (Altera Cyclone IV) |
|---|---|
| Logic Elements | 28 848 |
| Total RAM bits | 594 Kbits |
| PLL blocks | 4 |
| Global clock networks | 20 |
| Available I/O pins | 343 |
| DDR2 memory | 2 Gbit |
| QSPI Flash | 256 Mbit |
| Gigabit Ethernet | 10/100/1000 Mbit/s RJ‑45 |
| USB 2.0 interface | High‑speed USB 2.0 |
| Audio interface | High‑quality audio I/O |
| User LEDs | 4 |
| User buttons | 4 |
| Board dimensions | 130 mm × 90 mm |
The board is powered by a DC 5 V supply; use the supplied power input to avoid damage.
It uses an Altera Cyclone IV EP4CE30F23C8 484‑pin FBGA FPGA.
The board provides four user LEDs.
A 64 Mbit EPCS64 (actual M25P64) configuration chip is used for storing the FPGA configuration file.