Kian Ryan

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Tools, APP Software Used etc.

KiCAD

Kicad

Description

RS232 And Null Modem HAT for Pi Zero

RS232 and null modem HAT for Pi Zero. Designed for use with handheld computers such as Psion S5MX and S3. Switchable. Designed as part of the Sidecar project. All components through hole.

Uses Sipex SP232EEP, discontinued, but widely available via ebay.

Full project descriptions are available on the following blog posts:

https://www.kianryan.co.uk/2022-11-28-psion-sidecar-ppp-modem-and-terminal/

https://www.kianryan.co.uk/2022-11-25-rs232-null-modem-hat-pi-zero/

Source code files freely available here:

https://github.com/kianryan/PiRS232

Schematic and Layout

schematic.png

Download Gerbers Download BOM(Bill of materials)

May 09,2023

1,640 views

RS232 And Null Modem HAT for Pi Zero

A switchable RS232 and null modem HAT for the Pi Zero using a SP3232EEP. All components THT.

1640

Published: May 09,2023

Standard PCB

Download Gerber file 16

BOM(Bill of materials)

Centroid file

PCBWay Donate 10% cost To Author

File Last Updated: 2023/05/10 (GMT+8)

File update record

2023-05-1010:16:09

Centroid file is updated.

2023-05-1010:16:09

Parts List (BOM) is updated.

Only PCB

PCB+Assembly

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