The SoC integrates a PCIe graphics-enabled hardware engine capable of local display output and high-performance remote KVM (Keyboard, Video, Mouse) redirection.
The ASPEED AST2500 is a foundational component in the world of server management. For anyone working with data center hardware, understanding its capabilities is essential. The official datasheet remains the definitive guide for engineers, while its broad adoption ensures robust software support in the open-source community.
The built-in USB 2.0 OTG PHY is notoriously sensitive. The new revision provides exact length matching: and kept under 200mm total. Violating this leads to "Device Descriptor Failed" errors. aspeed ast2500 datasheet new
In the world of enterprise IT, data centers, and embedded systems, the Baseboard Management Controller (BMC) is the silent workhorse. It allows administrators to monitor, power cycle, and reconfigure servers remotely, entirely independent of the main CPU or OS. For years, the market leader in this niche has been ASPEED Technology.
+-----------------------------------------------------------+ | Applications | | (Web UI, IPMItool, Redfish API, KVM Applet) | +-----------------------------------------------------------+ | +-----------------------------------------------------------+ | Firmware Framework | | (OpenBMC / AMI MegaRAC SP-X) | +-----------------------------------------------------------+ | +-----------------------------------------------------------+ | OS Kernel | | (Linux Kernel with ASPEED Drivers) | +-----------------------------------------------------------+ | +-----------------------------------------------------------+ | Hardware Silicon | | (ASPEED AST2500) | +-----------------------------------------------------------+ Linux Driver Architecture The SoC integrates a PCIe graphics-enabled hardware engine
Out-of-the-box compliance with industry standards, turnkey implementation, and dedicated vendor support. 8. Summary Datasheet Matrix ASPEED AST2500 Specifications CPU Core ARM1176EJ-S @ 800 MHz DDR Support DDR3 / DDR4 up to 1GB Host Interface LPC, eSPI, PCIe 1.1 x1 Video Res Up to 1920x1200 @ 60Hz Ethernet 2x 10/100/1000 MAC with NC-SI I2C/SMBus 14x Channels Security Secure Boot, AES/SHA Hardware Engines
Operating completely out-of-band on its own power rail (V_AUX), the AST2500 remains operational and secure even if the host operating system is fully compromised or powered down. 6. Software and Ecosystem Support The official datasheet remains the definitive guide for
Built-in PCIe graphics device supporting resolutions up to 1920x1200 at 60Hz.
[ Voltage/Temp Sensors ] [ PWM Fan Control ] │ ▲ ▼ │ ┌──────────────────────────────────────────────────────────────┐ │ ASPEED AST2500 │ │ (ARM1176JZF-S Core ──► Telemetry / PEF Engine) │ └──────────────────────────────────────────────────────────────┘ ▲ ▲ │ │ ▼ ▼ [ I2C / SMBus Buses ] [ Host via PCIe/eSPI ] Sensor Inputs
High-performance remote presence (iKVM) functionality for remote console access.
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