5 4 3 2 1 D D EVB-SEC1210 C C Features: Supports 1.8V, 3V, & 5V Smartcard Supports C4, C8, and optionally C6 for SC1 Interface RS-232 Interface B B A A Standard Microsystems India Pvt. Ltd. SP Infocity Chennai India Title: Size: Date: 5 4 3 2 Reference Design for EVB-SEC1210 B Part Number: Rev EVB SEC1210 1.2 Sheet Thursday, July 25, 2013 1 1 of 2 5 4 3 2 1 5V VDD33 C1 FB1 2A/0.05DCR J1 DGND SH1 SH2 VDD5 VDD33 5V SC1_VCC 18 C3 Power 1.0uF VBUS_UP 3 USBUP_DP 2 USBUP_DM SC1_VCC 17 16 USBUP_DP USBUP_DM C5 USB 4 SC1_VCC 5 6 Smart Card 1 SC1_RST_N SC1_CLK SC1_IO SC1_C4 SC1_C8 SC1_PRSNT_N/JTAG_TMS C4 0.1uF 1.0uF 9 J2 8 7 6 5 4 10 SC1_RST# R1 43R SC1_CLK SC1_IO SC1_C4 SC1_C8 SC2_VCC R2 C10 330 SC2_VCC 2 C8 1.0uF Smart Card 2 C SPI 1 i/f / UART 5V R4 22 100K SPI1_MOSI/TXD SPI1_CE/RTS_OUT SPI1_CLK/CTS_IN SPI1_MISO/RXD Misc. / JTAG RESET JTAG_CLK SC_LED_ACT_N/JTAG_TDO C12 15 0.1uF TEST VSS(flag) 1 24 23 21 14 13 12 11 1 2 6 3 7 4 8 9 10 5 11 12 0.1uF SC2_RST_N SC2_CLK SC2_IO SC2_PRSNT_N/JTAG_TDI D SC1 I/F VCC RST VPP CLK I/O C4 C8 CDSW1 CDSW2 GND 11 12 SC2_VCC "DNP" C7 0.1uF SC2 I/F J3 SC2_RST# R3 43R SC2_CLK SC2_IO 1 2 6 3 7 4 8 9 10 5 11 12 TxD RTS_OUT CTS_IN RxD 19 20 R5 25 1M VCC RST VPP CLK I/O C4 C8 CDSW1 CDSW2 GND 11 12 (normally open) Credit Card-SC-SMT D+ USB_B-REC-RA-THRU D 1 USX1012_QFN24 U1 3 (normally open) Credit Card-SC-SMT VCC 1.0uF C VDD33 "DNP" R6 330R "Activity" GRN LED1 "Optional" B B VDD33 R7 0R RS-232 I/F U2 TRS3232_SO16 C13 0.1uF 1 3 C14 0.1uF 4 5 C1+ C1- VCC VS+ VS- 16 2 6 C2+ C2- C15 TIA/EIA-232 GND CTS_IN RTS_OUT TxD RxD 9 10 11 12 ROUT2 DIN2 DIN1 ROUT1 C16 RIN2 DOUT2 DOUT1 RIN1 J4 15 8 7 14 13 CTS_IN_232 RTS_OUT_232 TxD_232 RxD_232 10 8 6 4 2 9 7 5 3 1 Note: 1) R2& C10 are required for passing ESD levels required for CE marking 2) R5 is optional termination resisters 3) If LED1 is to be used , do not install R5. For standard PC RS-232 D-sub9 connector RS-232 A C17 0.1uF 0.1uF 0.1uF Title: Size: Date: 5 4 3 A Standard Microsystems India Pvt. Ltd. SP Infocity Chennai India All DNP : Assemble only for RS232 Interface 2 Reference Design for EVB-SEC1210 B Part Number: Rev EVB SEC1210 1.2 Sheet Thursday, July 25, 2013 1 2 of 2