RS-232 Framework Expansion Card
This is an Framework laptop expansion card allowing for non-isolated RS-232 serial communication. RS-232 equipment can be connected to its JST XH connector or just by using standard 0.1" jumper cables.
Only 3-pin RS-232 interface is supported (RXD GND TXD).
All units are hand-soldered, tested for functionality, and enclosed in 3D printed case. For more details you can check blog post describing the device.
| Price: | $30 order |
| Shipping: | Free within continental USA |
| Package content: | 1x Expansion card |
| 1x 10-pin female-female jumper cable (splittable) |
All orders are shipped the next business day after the payment.

