NulSom Inc. Ultra Compact RS232 to TTL Converter with Male DB9 (3.3V to 5V)

NulSom Inc. Ultra Compact RS232 to TTL Converter with Female DB9 (3.3V to 5V)

DZS Elec RS232 DB9 Male Serial Port to TTL Converter MAX3232 Root Module Connector MCU Programme Mobile Root Vehicle Examine and Repair Converter

Anmbest 2PCS MAX3232 3.3V to 5V DB9 Male RS232 Serial Prot to TTL Converter Module Root Connector for Arduino Raspberry Pi and Microcontrollers

DB9 null modem male to female slimline data transfer serial port adapter 2 Pack

DB9 null modem female to female slimline data transfer serial port adapter 2 Pack

5pcs MAX3232 Root Module Connector Chip RS232 to TTL Female Serial Port to TTL DB9 Converter Module Board fit Equipment Upgrades Like DVD

Ableconn PI232DB9M Compact GPIO TX/RX to DB9M RS232 Serial Expansion Board for Raspberry Pi

HiLetgo ADS1115 16 Bit 16 Byte 4 Channel I2C IIC Analog-to-Digital ADC PGA Converter with Programmable Gain Amplifier High Precision ADC Converter Development Board for Arduino Raspberry Pi

RS232 to TTL converter board DTE with male DB9 3.3V to 5V

Elegoo EL-CP-004 120pcs Multicolored Dupont Wire 40pin Male to Female, 40pin Male to Male, 40pin Female to Female Breadboard Jumper Wires Ribbon Cables Kit for arduino