STEVAL-PCC018V1

STEVAL-PCC018V1 UART to USB bridge Data brief Description Based on the Silab CP2102 USB bridge, the STEVAL-PCC018V1 is a USB to UART board that allows the integration of a USB connector with a general-purpose board which has a UART interface available. Features • USB and UART interfaces • Powered via USB • Integrated USB-to-serial bridge • Integrated voltage converter • Integrated power LED • Dimensions: 17 mm x 42 mm • RoHS compliant February 2014 DocID025851 Rev 1 For further information contact your local STMicroelectronics sales office. 1/5 www.st.com Block diagram, schematic and main components 1 STEVAL-PCC018V1 Block diagram, schematic and main components Figure 1. STEVAL-PCC018V1 circuit schematic IC 1 LD29080DT33R 1 OUT VIN (DPAK) 3 +3.3V_HC GND 2 C3 22u 6. 3V (TANT.) C2 10u 6. 3V C1 100n C4 100n J2 +3.3V 1 RXDCP2102 TXDCP2102 +3.3V GND CTSCP2102 RTSCP2102 R1 0 O hm JP1 N.M. R3 4 7 0 O hm IC 2 JP2 2 JP3 2 1 1 DTR DSR TXD RXD RTS CTS NC +3.3V_CP2102 28 27 26 25 24 23 22 N.M. TP1 C O N6 (MALE) STRIP 2.54 mm. L E D1 GR E E N R2 0 O hm 1 2 3 4 5 6 C6 10u 6. 3V C7 1 uF C P 2102 VBUS /R ST NC /SUSPEND SUSPEND NC NC C5 100n DCD RI GND D+ DVdd REGIN NC NC NC NC NC NC NC 21 20 19 18 17 16 15 8 9 10 11 12 13 14 1 2 3 4 5 6 7 +5V_USB (VCC) R5 USB MALE CONNECTOR 4. 7K J1 USB USB USB USB (GND) (D+) (D-) (Vcc) R4 4. 7K 4 3 2 1 I C 3 USBUF01W6 6 5 4 D4 3.3V D3 D1 GND D2 1 2 3 R6 N . M. GSPG17122013DI1120 2/5 DocID025851 Rev 1 STEVAL-PCC018V1 Block diagram, schematic and main components Figure 2. Block diagram Voltage Regulator VR2 Power LED JP1 5V USB Conne ctor D+ D- USB Filter CP2102 3.3V TX RX RTS CTS JP2 JP3 U A R T GSPG17122013DI1130 Figure 3. Main components UART Strip Power LED JP1: Supply USB Connector UART Strip TOP BOTTOM (1) JP3: RTS JP2: TXD CP2102 Uart to Usb bridge USB Filter DocID025851 Rev 1 Voltage Regulator 3/5 5 Revision history 2 STEVAL-PCC018V1 Revision history Table 1. Document revision history 4/5 Date Revision 06-Feb-2014 1 Changes Initial release. DocID025851 Rev 1 STEVAL-PCC018V1 Please Read Carefully: Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. Purchasers are solely responsible for the choice, selection and use of the ST products and services described herein, and ST assumes no liability whatsoever relating to the choice, selection or use of the ST products and services described herein. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. 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