Send the following on WhatsApp
Continue to ChatRS485 to TTL Converter Serial RS232 Transceiver Bi-directional Module https://www.mytechnocare.com/product/rs485-to-ttl-converter-rs232/
RS485 to TTL Converter Serial RS232 Transceiver Bi-directional Module https://www.mytechnocare.com/product/rs485-to-ttl-converter-rs232/