Libre Computer Alta
Libre Computer AML-A311D-CC (Alta) V1.0C
Manuf (OEM/ODM): Shenzhen Libre Technology
(Est.) release date: December 2023
(Est.) initial retail price (in USD): $64
UPC: 0647923368567 (UPC DB, On eBay)
Country of manuf.: China
Type: single-board computer
Power: 5 VDC, 3 A
Connector type: USB (Type-C) Female
CPU1: Amlogic A311D (1.8-2.2 GHz, 6 cores)
FLA1: 16 MiB16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br /> (GigaDevice GD25LQ128EWIG)
RAM1: 4 GiB 4,096 MiB <br />4,294,967,296 B <br />33,554,432 Kib <br />4,194,304 KiB <br />32,768 Mib <br /> (Micron MT53E1G32D2FW-046 WT)
Expansion IFs: USB 3.0, USB 2.0 (OTG)
USB ports: 5
Serial: yes, 3-pin header, populated, 3.3V TTL, (115200 8N1)
ETH chip1: Amlogic A311D
ETH chip2: Realtek RTL8211F
LAN speed: 1GbE
LAN ports: 1
Additional chips
4-port USB 3.1 Gen 1 Hub Controller;Genesys Logic;GL3510;;1;
3-Vrms Audio Driver with Adjustable Gain;DIOO Micro;DIO2133;;1;
26V, 6A Synchronous Step-Down Converter;MPS;MP8756;;2;
3A, 500KHz Synchronous Step Down Regulator;Silergy;SY8113B;;1;
Ultra Low Dropout 500mA CMOS LDO;Will Semiconductor;WL2803E;;4;
18V, 2A Synchronous Step-Down Converter;Silergy;SY8120B;;2;
Single General-purpose Low-voltage Comparator;TI;LMV331;;1;
Microprocessor Supervisory Circuit;SGMicro;SGM809;;1;
Ultra Low Capacitance Transient Voltage Suppressor;Amazing Micro;AZ1345;;6;
Stock bootloader: U-Boot 2024.01+
Stock FW OS: Linux 6.1.61 Debian 12
TPFirmware supported: Fedora, Ubuntu, openSUSE, Raspbian, CoreELEC, LibreELEC, Armbian
Flags: Micro SD Card slot, eMMC module socket, HDMI 2.0, GPIO, I2C, SPI, SPDIF, IR receiver, CVBS, MIPI CSI, MIPI DSI
Default IP address: acquired via DHCP
the IP acquired via DHCP is used by 212 additional devices
of which 3 are Libre Computer devices
Default login user: root
Default login password: root
root:root credentials used by 26 additional devices
of which 2 are Libre Computer devices
Ethernet OUI: none specified
For a list of all currently documented Amlogic chipsets with specifications, see Amlogic.
Single-board Computer
"AML-A311D-CC-V1.0C" is silkscreened on the board.
Links
- Libre Computer AML-A311D-CC “Alta” SBC on CNX|Software
- Libre Computer Targets Edge AI and Computer Vision with Alta on hackster.io
- Libre Computer Unveils Amlogic-Powered AML-A311D-CC Alta SBC on LinuxGizmos
Hardware specification
- CPU: Amlogic A311D (ARMv8-A 64-bit)
- SoC: Quad-Core ARM (Cortex-A73) @2.2GHz
- + Dual-Core ARM (Cortex-A53) @1.8GHz
- NPU: 5.0 TOPS @800MHz (on A311D only)
- GPU: Mali-G52 MP4 @800MHz (OpenGL ES 3.2, OpenCL 2.0)
- VPU (with 4K VP9 and 4K 10-bit H265/H264 decoding)
- Storage: 16MB (SPI NOR) Flash, eMMC module socket,
- TF card (128GB)/MMC card slot
- Memory: 4GB (LPDDR4) SDRAM (Micron)
- Network: 1x GbE port
- USB: 4x USB 3.0 (Type-A) ports,
- 1x USB 2.0 (Type-C) port
- Power: 5V/3A via USB (Type-C), PoE header
Models
- Libre Computer Alta (AML-A311D-CC) • 4GB, GbE, USB 3.0 • AI Accelerator
- Libre Computer La Frite (1GB) (AML-S805X-AC) • 1GB/2GB • Amlogic S805X
- Libre Computer Le Potato (2GB) (AML-S905X-CC) • 2GB, 64-bit, 4K Media
- Libre Computer Sweet Potato (2GB) (AML-S905X-CC-V2) • 2GB, 64-bit, 4K Media
- Libre Computer Renegade (1GB) (ROC-RK3328-CC) • 1GB/2GB, GbE, USB 3.0
- Libre Computer Renegade Elite (ROC-RK3399-PC) • 4GB, GbE, USB 3.0, 64-bit, 4K Media
- Libre Computer Solitude (AML-S905D3-CC) • 2GB/4GB, GbE, USB 3.0
- Libre Computer Tritium IoT (ALL-H3-CC IoT H2+) • 512MB • 32-bit
- Libre_Computer_Tritium_H3 (ALL-H3-CC H3) • 1GB • 32-bit • PPage
- Libre Computer Tritium H5 (ALL-H3-CC H5) • 2GB • 64-bit
Images
Board Top
Board Bottom
PCB Bottom
