Skip to main content
Skip to article content

Shop
Learn
Blog
Forums
IO
LIVE!
AdaBox

Search

Sign In | Create Account
Playground
New Guides
Series
Wishlists

Shop
Learn
Blog
Forums
IO
LIVE!
AdaBox

Sign In

0

Learn Categories

3D Printing

AdaBox

Adafruit Products

Arduino Compatibles

Breakout Boards

Circuit Playground

CircuitPython

CLUE

Community Support

Components

Crickit

Customer & Partner Projects

Development Boards

Educators

EL Wire/Tape/Panel

Feather

Gaming

Hacks

Internet of Things - IOT

LCDs & Displays

LEDs

Machine Learning

MakeCode

Maker Business

micro:bit

Microcontrollers

Programming

Raspberry Pi

Robotics & CNC

Sensors

STEMMA

Tools

Trellis

Wearables

Explore

Groups to get your gears turning

Explore Groups
New Guides
Playground

Adafruit RS-232 Full Pinout Level-Shifter Breakout Downloads

Adafruit RS-232 Full Pinout Level-Shifter Breakout

The full RS-232 pinout in one breakout

by Liz Clark

published August 15, 2024, last edited August 17, 2026

posted in

Save

New Favorite

×

Please sign in to include this guide in your list of favorites.

You will be redirected back to this guide once you sign in, and can then save this guide as one of your favorites.

Close

Link Note Download

Overview
Pinouts
CircuitPython and Python
- Python Docs
Arduino
- Arduino Docs
Downloads

Single page
Feedback? Corrections?
Text View

Guide Products view all

Primary
Adafruit RS-232 Full Pinout Level-Shifter Breakout

$6.95
Add to Cart
Primary
Adafruit RS232 Full Breakout with DE9-M
Out of Stock
Featured
DE-9 (DB-9) Male Plug to Terminal Spring Block Adapter

$6.25
Add to Cart
Featured
USB/Serial Converter

$17.50
Add to Cart
View product details

4

Intermediate

Product guide

Downloads

Files

MAX3243 Datasheet
EagleCAD PCB Files on GitHub
3D models on GitHub
Fritzing object in the Adafruit Fritzing Library

Schematic and Fab Print

dimensions are in inches

Page last edited September 05, 2024

Text editor powered by tinymce.

Related Guides

An hdmi switcher plugged into the RS232 breakout with the Feather. An iphone is showing the bluefruit connect app control pad

ESP32-S3 BLE RS-232 Controller

By Liz Clark

beginner

9

Black PCB featuring a UART to RS232 converter chip with labeled pins for GND, VCC, RX, TX, and HV/LV sides.

Adafruit RS232 Pal

By Liz Clark

Product Guide

5

Small MOSFET driver electronic board featuring terminal blocks and a 3-pin connector. Labeled "Motor" with mounting holes.

Adafruit MOSFET Driver

By Liz Clark

Product Guide

19

A microcontroller board with an Adafruit Motor Shield on top. The shield is connected to a motor, servo, and stepper motor with various wires. The board has multiple blue terminal blocks and a power connection.

Adafruit Motor Shield

By lady ada

intermediate

195

A small Chainable DS18B20 Extender Breakout board featuring a green terminal block and two JST connectors. Labeled "STEMMA" and "DS18B20" for sensor integration.

Adafruit Chainable DS18B20 Extender Breakout

By Liz Clark

Product Guide

1

A small rectangular black VL53L1X Time of Flight distance sensor module with labeled pins including VIN, GND, SDA, SCL, XSHUT, and GPIO. Features two STEMMA QT I2C connectors and a central sensor component.

Adafruit VL53L1X Time of Flight Distance Sensor

By Kattni Rembor

Product Guide

30

A cartoon Earth with a smiling face, an Iridium satellite, and a person connected by dotted lines. A CircuitPython board with RockBLOCK Iridium Modem is shown on the left.

Using the RockBLOCK Iridium Modem

By Carter Nelson

beginner

7

A Feather microcontroller board connected to a temperature sensor with red, yellow, and white wires. The board features a microSD card slot.

Using DS18B20 Temperature Sensor with CircuitPython

beginner

53

CircuitPython Display_Text Library

By Tim C

beginner

57

Wooden frame displays scrolling red LED text with holiday decorations in the background. LED strips are vertically aligned to create the display.

WiFi-Controlled NeoPixel Matrix LED Sign

By Ruiz Brothers

intermediate

38

S-35710 Low-Power Wake Up Timer breakout board with labeled pins: VIN, GND, SDA, SCL, RST, and OUT. Features two STEMMA QT I2C connectors and a central chip.

Adafruit S-35710 Low-Power Wake Up Timer Breakout

By Liz Clark

Product Guide

2

Adafruit TCA8418 keypad matrix breakout board with labeled pin connections, two STEMMA QT I2C connectors and a central microchip on a gray background.

Adafruit TCA8418 Keypad Matrix and GPIO Expander...

By Liz Clark

Product Guide

12

A small CH552 QT Py microcontroller board with a USB-C port, several labeled pins, and a reset button. It includes a STEMMA QT I2C JST connector on the side.

Adafruit CH552 QT Py

By Liz Clark

Product Guide

2

A purple electronic device with a pixelated LED display shows an audio visualizer. A USB cable is connected, and a small plant is in the background.

Mini LED Matrix Audio Visualizer

By Liz Clark

beginner

113

Adafruit Fruit Jam running the MCUME Commodore 64 emulator displayed on a small display. The C64 interpreter is showing with the command 'PRINT "HELLO FRUIT JAM"' entered and the C64 output of 'HELLO FRUIT JAM'

MCUME Emulators on Fruit Jam

By Tim C

intermediate

8

Create Wishlist

×

Title

Description

Close

Search

Search

Categories

Contact Us
Tech Support Forums
FAQs
Shipping & Returns
Freebies
Terms of Service
Privacy & Legal
Website Accessibility
LLMs.txt

About Us
Press
Educators
Distributors
Jobs
Gift Cards

"It is not down on any map; true places never are"

Herman Melville ... JC

A Minority and Woman-owned Business Enterprise (M/WBE)