> For the complete documentation index, see [llms.txt](https://wiki.wisdpi.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.wisdpi.com/raspberry-pi/rpi-hat-pi-232.md).

# RPi HAT: PI-232

{% hint style="info" %}
SKU: SC220101
{% endhint %}

<figure><img src="/files/ymU0jRa0qLKFkixJ1XPk" alt=""><figcaption></figcaption></figure>

The RS232 HAT from WisdPi is a Serial communication HAT designed for use with the Raspberry Pi.

## Features

* Serial Interfact HAT for the Raspberry Pi A+/B+/2/3/4
* HAT Compliant (No EEPROM)
* Male DB9 Socket (RS232 / RS-232)
* ST3232 IC
* TX/RX/GND Solder Points

## Electrical Characteristics

* ESD protection for RS-232 I/O pins&#x20;
* ±15 kV human body model&#x20;
* ±8 kV IEC 1000-4-2 contact discharge&#x20;
* 300 μA supply current&#x20;
* 250 kbps minimum guaranteed data rate&#x20;
* 6 V/μs minimum guaranteed slew rate&#x20;
* Meet EIA/TIA-232 specifications down to 3 V

## Block Scheme

<figure><img src="/files/XW5vKiFuwA0Cy7ZosYAB" alt=""><figcaption></figcaption></figure>

## How To Use

### Step 1:

Connect the Hat board to the GPIO pins of the Raspberry Pi.

![](/files/N6oQdMvZHQNJWGEveOzD)

### Step 2:

Use RS232 just like a common Raspberry Pi UART.

{% content-ref url="/pages/faQ7zfYyjGbXzmGgQvEQ" %}
[How to use Raspberry Pi UART ?](/blogs/how-to-use-raspberry-pi-uart.md)
{% endcontent-ref %}

###

## Outline Dimensions

* 65x62.5x25.7mm

## Weight

## PACKAGE CONTENT

* Pi-232 HAT x 1
* Screwdriver x 1
* Screws pack x 1
* Quick Start x 1