ft232rl usb to ttl serial converter module
the ft232rl module is a powerful usb-to-serial adapter used to connect your pc with microcontrollers like arduino, esp32, and other embedded systems.
what it does:
converts usb ttl serial
enables programming & debugging
works with arduino ide, esp tools, and more
pinout explained:
• vcc → power output (3.3v / 5v selectable)
• gnd → ground
• txd → transmit data
• rxd → receive data
• dtr → auto reset (important for arduino upload)
• cts → flow control (optional)
connection rule:
tx → rx
rx → tx
key features:
• chip: ft232rl (ftdi)
• usb 2.0 compatible
• supports 3.3v & 5v logic (jumper selectable)
• stable & reliable communication
• drivers available for windows, linux, macos
common uses:
• upload code to