CP2102 USB 2.0 to TTL UART Serial convertor Module

Reference: 51000265

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Stable and reliable chipset CP2102.

USB specification 2.0 compliant with full-speed 12Mbps.

Standard USB type A male and TTL 6pin connector.

6pins for 3.3V, RST, TXD, RXD, GND & 5V.

Hardware or X-On/X-Off handshaking supported.

USB suspend states supported via SUSPEND pins.

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CP2102 chip is a single chip USB to UART bridge IC. It requires minimal external components. CP2102 can be used to migrate legacy serial port based devices to USB.


TX = Connect to Transmit Pin(TXD) of Micro controller. This pin is RX pin of CP2102 on board.

RX = Connect to Receive Pin(RXD) of Micro controller. This pin is TX pin of CP2102 on board.

RST = Normally Unconnected. Reset Pin for CP2102. Initiate a system reset by driving this pin low for atleast 15 µs.

GND = Should be common to microcontroller ground.

3V3 = Optional output to power external circuit upto 50mA.

5V = Optional output to power external circuit upto 100mA

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