Mini placa convertidora automática RS485 a TTL232 SP3485 LvTTL RS232 MAX3485 de 3,3 V
R411A01_3V3 mini 3.3V Auto RS485 to TTL232 Converter Board SP3485 LvTTL RS232 MAX3485 for FPGA CPLD ESP8266 HC-05 Wifi Bluetooth Module. RS485 BUS IC : SP3485. 1 PCS R411A01_3V3 DC 3.3V RS485 to LvTTL 232 converter.