2-Channel Isolated RS232 Expansion HAT for Raspberry Pi _arduino 2 5V Voltage Regulators

2 5V Voltage Regulators

this one is 2G or 3G only

Removing or installing the DAC or Amp boards is quick and simple

and it looks awesome

and you can stop sending data until you want to update the display

2-Channel Isolated RS232 Expansion HAT for Raspberry Pi _arduino 2 5V Voltage RegulatorsThis is a 2 channel isolated RS232 expansion HAT designed for the Raspberry Pi, adopting the SC16IS752+SP3232 solution, with embedded protection circuits including power supply isolation, ADI magnetical isolation and TVS diode. It's easy to control the 2 channel RS232 via SPI interface. Due to its fast communication, stability, reliability, and safety, it's an ideal choice for uses such as industrial automation. Note: Cables not included Features