2-Channel Isolated RS232 Expansion HAT for Raspberry Pi

19,99 incl. VAT

2-Channel Isolated RS232 Expansion HAT For Raspberry Pi, SC16IS752+SP3232 Solution, With Multi Onboard Protection Circuits

Out of stock

Join the waitlist to be emailed when this product becomes available

SKU: 9912 Category:


In the box

  1. 2-CH RS232 HAT x1
  2. 2x20PIN female pinheader x1
  3. RPi screws pack (2pcs) x1

2-Channel Isolated RS232 HAT For Raspberry Pi

2-Ch RS232, SPI communication

Bulit-In Power Supply Isolation, ADI Magnetical Isolation, And TVS Diode, Etc.

Features At A Glance

  • Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards
  • Adopts SC16IS752+SP3232 dual chip combination, converts SPI to RS232, data rate up to 921600bps
  • Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightningproof & anti-electrostatic
  • Onboard LEDs for indicating the power and transceiver status
  • Breakout SPI control pins, for connecting with host control boards like Arduino
  • Comes with online development resources and manual (examples in C and Python)


DATA RATE300 ~ 921600 bps
DIMENSIONS65.0 × 56.5mm


Connect To Raspberry Pi Series Boards

Standard Raspberry Pi 40PIN GPIO Header, Customized For Raspberry Pi Series Boards

Industrial Grade Isolated Protection

  • Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal
  • Onboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption

Supports 2-Ch RS232

Using SC16IS752 UART Expansion Chip With SP3232 Transceiver

What’s On Board

  1. SC16IS752
    UART expansion chip
  2. SP3232
    RS232 transceiver
  3. ADUM1412
    digital isolator
  4. B0505LS
    power supply isolation module
  5. RT9193-33
    power chip
  6. Raspberry Pi GPIO header
    for connecting Raspberry Pi
  1. MCU control header
    for connecting host control boards like Arduino
  2. RS232 connector
    2 channels RS232 interface (RS232 9PIN male)
  3. Transient suppress diode array
  4. ESD protection two-way diode
  5. Serial port status indicators
    RXD1/TXD1: channel 1 transceiving indicator
    RXD2/TXD2: channel 2 transceiving indicator
  6. Power indicator
  7. Interrupt pin switch
    The interrupt pin IRQ is connected to P5 (BCM P24) by default, changeable via 0R resistor


Pin Definition


Product Show

Outline Dimensions

Additional information

Weight50 g
Manufacturer Product Number
Country of OriginCN
HS Tariff Code8486204900


There are no reviews yet.

Show only reviews in English (0)

Be the first to review “2-Channel Isolated RS232 Expansion HAT for Raspberry Pi”

Your email address will not be published. Required fields are marked *