![]() |
KiCADKicad
|
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:

RS232 And Null Modem HAT for Pi Zero
*PCBWay community is a sharing platform. We are not responsible for any design issues and parameter issues (board thickness, surface finish, etc.) you choose.

Raspberry Pi 5 7 Inch Touch Screen IPS 1024x600 HD LCD HDMI-compatible Display for RPI 4B 3B+ OPI 5 AIDA64 PC Secondary Screen(Without Speaker)
BUY NOW
ESP32-S3 4.3inch Capacitive Touch Display Development Board, 800×480, 5-point Touch, 32-bit LX7 Dual-core Processor
BUY NOW
Raspberry Pi 5 7 Inch Touch Screen IPS 1024x600 HD LCD HDMI-compatible Display for RPI 4B 3B+ OPI 5 AIDA64 PC Secondary Screen(Without Speaker)
BUY NOW- Comments(0)
- Likes(4)

-
Engineer Aug 14,2024
-
Engineer Feb 19,2024
-
mike danick Sep 14,2023
-
(DIY) C64iSTANBUL May 11,2023
- 0 USER VOTES
- YOUR VOTE 0.00 0.00
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
More by Kian Ryan
-
-
Commodore 64 1541-II 1581 Floppy Disk Drive C64 Power Supply Unit USB-C 5V 12V DIN connector 5.25
267 1 3 -
Easy to print simple stacking organizer with drawers
105 0 0 -
-
-
-
-
-
-
Modifying a Hotplate to a Reflow Solder Station
1192 1 6 -
MPL3115A2 Barometric Pressure, Altitude, and Temperature Sensor
675 0 1 -