USB to TTL 4-pin Wire
USB to TTL 4-pin Wire is backordered and will ship as soon as it is back in stock.
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USB to TTL 4-pin Wire
A USB to TTL serial adapter cable for connecting to microcontrollers, single-board computers, and other devices with serial interfaces. Built around the PL2303 chip, this 1-metre cable provides reliable serial communication at 3.3V TTL levels.
Perfect for accessing serial consoles on Raspberry Pi, debugging embedded systems, or communicating with Arduino and other microcontrollers.
Key Features
- PL2303 Chip – Reliable USB to serial conversion
- 3.3V TTL Levels – Safe for most microcontrollers and SBCs
- 1 Metre Length – Comfortable working distance
- 4-Pin Header – 2.54mm pitch for easy breadboard and header connections
Pin Connections
- Red – 5V Power
- Black – Ground (GND)
- Green – TXD (transmit to target's RX pin)
- White – RXD (receive from target's TX pin)
Specifications
- Connector – USB-A to 4-pin 2.54mm header
- Logic Level – 3.3V TTL
- Cable Length – 1 metre
- Compatibility – Windows XP through Windows 10+
Ideal For
- Raspberry Pi serial console access
- Arduino and microcontroller debugging
- Embedded systems development
- Router and device serial recovery
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