Shared projects

J1772 Hydra, v2.2

by nsayer.

2 layer board of 3.96x2.26 inches (100.56x57.38 mm).
Shared on February 17th, 2014 16:37.

Charge 2 EVs with one EVSE, SMD variant

front view back view

The Hydra wiki page

Order board. Download. Permalink. Embed order link.

Copy this HTML into your page to embed a link to order this shared project

LCDuino

by nsayer.

2 layer board of 3.15x1.40 inches (80.04x35.59 mm).
Shared on February 4th, 2014 20:58.

Arduino Uno clone as an i2c RGB LCD backpack

Order board. Download. Permalink. Embed order link.

Copy this HTML into your page to embed a link to order this shared project

DB-9F null modem

by nsayer.

2 layer board of 0.65x0.60 inches (16.51x15.27 mm).
Shared on January 29th, 2014 23:45.

RS-232 null modem adapter board.

Edge-solder two DB9F connectors on either side of the board (DigiKey 4209FE-ND, for instance) and you get an RS-232 null modem. The pinout:

  • TXD<->RXD
  • RTS<->CTS
  • GND<->GND
  • DTR->DSR+DCD (x2)
  • RI->nc (x2)

Order board. Download. Permalink. Embed order link.

Copy this HTML into your page to embed a link to order this shared project

LCDuino Buttons

by nsayer.

2 layer board of 1.80x1.30 inches (45.72x33.02 mm).
Shared on January 26th, 2014 02:24.

Button board for LCDuino

Order board. Download. Permalink. Embed order link.

Copy this HTML into your page to embed a link to order this shared project

USB to RS-232 converter

by nsayer.

2 layer board of 1.78x0.80 inches (45.11x20.32 mm).
Shared on January 19th, 2014 23:37.

A USB to RS232 adapter

BOM:

  • C1-C4 0.1µF 50V
  • C5-C7 0.1µF 10V
  • C8 10µF
  • C9 0.01µF
  • R1-R2 220R
  • FB1 ferrite bead
  • TX & RX - 0805 LEDs
  • JP1 - micro USB A
  • JP2 - DB9M
  • IC1 MAX213IDBR
  • IC2 CY7C65213-28PVXI

Works with any USB CDC driver.

Order board. Download. Permalink. Embed order link.

Copy this HTML into your page to embed a link to order this shared project