Milk-V Duo 256M

multiple revisions of this device, use caution

Low Cost RISC-V Development Board
Homepage	Product page
3rd Party Firmware
dd-wrt	Status Unknown
OpenWrt	Status Unknown
Tomato any flavor	Incompatible
Platform
Brand • Model • Rev	Milk-V Duo256M v1.0
Type	single-board computer, development board
CPU1	SophGo SG2002
CPU1 Speed	1.0 GHz ( 2 cores )
Flash1 Chip	Brand? Model?
Flash1 Size	0 MiB0 B <br />0 Kib <br />0 KiB <br />0 Mib <br />0 GiB <br />
RAM1 Size	256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />
RAM1 Chip	SophGo SG2002
ETH chip1	SophGo SG2002
Ethernet Port Count	1-100MbE-LAN
Wired Standard	IEEE 802.3i/3u
Stock bootloader	U-Boot 2021.10
Stock FW OS	Linux 5.10.4 Buildroot 2021.05
Expansion IF types	USB 2.0, Micro SD Card slot
USB ports	1
SD/MMC Slots	1
USB Hub Compatible	Untested
Power	5 VDC, 1 A
Connector type	USB (Type-C) Female
Serial Port (UART)	yes, via GPIO header, 3.3V TTL, (115200 8N1)
Flags: Micro SD Card slot, MIPI CSI, PWM, I2C, SPI, ADC, UART, GPIO
Additional chips 2A Synchronous Step-Down Converter;MPS;MP1605;;3; 16V, 2A, 800kHz Synchronous Step-Down Converter;MPS;MPS1657;;1;,
Other
Default IP address: acquired via DHCP the IP acquired via DHCP is used by 212 additional devices of which 3 are Milk-V devices
Manuf/OEM/ODM	Milk-V
Retail
(Est.) release date	February 2024
(Est.) initial retail price (in USD):	$9
ASIN	B0CX19DFZ2
Country of manuf	China
CPU1 brand FLA1 RAM1 Milk-V Duo CVitek 0 MiB0 B <br />0 Kib <br />0 KiB <br />0 Mib <br />0 GiB <br /> 64 MiB67,108,864 B <br />524,288 Kib <br />65,536 KiB <br />512 Mib <br />0.0625 GiB <br /> Milk-V Duo 256M SophGo 0 MiB0 B <br />0 Kib <br />0 KiB <br />0 Mib <br />0 GiB <br /> 256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br /> Milk-V Duo S SophGo 0 MiB0 B <br />0 Kib <br />0 KiB <br />0 Mib <br />0 GiB <br /> 512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />

SophGo not currently documented.

For a list of all currently documented Milk-V device with specifications, see Milk-V.

Overview

"milkV" is silkscreened on board top and "Duo_256M_V1.0" on board bottom.

See also: Milk-V and List of SBCs

Available Duo USB & Ethernet IOB exposes 4x USB 2.0 ports

and 1x 100M Ethernet in a Raspberry Pi B format.

Hardware specification

• CPU: SophGo SG2002 @1.0GHz (selectable)

SoC: 64-bit RISC-V C906 or ARM (Cortex-A53),

64-bit RISC-V C906 @700MHz, MCU 8051 @300MHz

NPU: 1.0 TOPS

• Storage: TF card (max.128GB)/MMC card slot,
• Memory: 256MB (DDR3) RAM (integrated SiP)
• Network: 1x Fast Ethernet port (via 5x I/O pins)
• USB: 1x USB 2.0 (Type-C) port
• GPIO: 2x 20-pin headers
• Power Source: 5V via USB (Type-C) port

Links of Interest

Documentation

• Duo 256M is a compact SBC based on SG2002 multi-architecture SoC on CNX-Software
• Milk-V Drops the Unusual Sophgo SG2002 Into an Duo Development Board on hackster.io

Pictures

User Images

• 

  Board Top

• 

  Board Bottom

• 

  On optional IOB

See also

Milk-V • Product/Chips • Docs

• Milk-V Duo • CVitek CV1800B

Milk-V Duo S • SophGo SG2000

Milk-V Duo 256M • SophGo SG2002

• Milk-V Pioneer • SophOn SG2042 (Spec.)
• Milk-V Jupiter • SpacemiT K1 X60 (Spec.)
• Milk-V Megres • SiFive P550 (Eswin EIC7700X)
• Milk-V Mars (CM) • StarFive JH7110
• Milk-V Meles • Alibaba T-Head TH1520
• Milk-V Vega • Fisilink FSL1030M (10G)
• Milk-V Cluster 08 • Fisilink FSL1030M • PPage

Milk-V BMC 08 • ArtinChip D213ECV