Archer is the codename of our 1st EPD laptop prototype with custom-designed motherboard and 3D-printed chassis.

Specifications

The specification listed are preliminary and subject to change. Note this is only the specification for the prototype, it does not represent the spec for the final product.

• SoC: NXP i.MX 7Dual (2x ARM Cortex-A7 @ 1.2GHz)
• RAM: 2x Micron MT41K256M16 (1GB in total, DDR3)
• Flash: None (prototype designed to always boots from TF card)
• HDD: None
• Network: RTL8273BS (802.11n + BT)
• Main Screen: E Ink ED103TC2 (10.3" 1872x1404) with capactive touch screen
• Sub Screen: ER-TFT0784-1 (7.84" 1280x400) with capactive touch screen
• Screen Controller: i.MX7 integrated EPDC
• Battery: 2x User replaceable LiFePO4 18650 battery
• EC: LPC55S28
• Ports:
  • USB 2.0 Type A Host x1
  • USB 2.0 Type C UFP with Power Delivery x1
  • USB 2.0 Micro B Serial Debug Console x1
  • TF card slot

Goals

Goals of this prototype

• Proof of Concept of a EPD laptop
• Enable early development of EC firmware
• Enable early development of the user software
• Test chassis design ideas
• Verify peripheral circuit design
• Enable future prototype with final processor choice

Non-Goals

• Archer will not represent the performance level of the final product
• Archer is not optimized for low power consumption

Progress

Chassis

R0.1 chassis design in progress. Not yet printed.

Motherboard

R0.1 PCB design finished. Sent to fab.

Legalese

E Ink® is a registered trademark by E Ink Corporation. All other trademarks are property of their respective owner.

License

The hardware design is released under the CERN Open Source Hardware License strongly-reciprocal variant, CERN-OHL-S. A copy of the license is provided in the source repository. Additionally, user guide of the license is provided on ohwr.org.