SEC1110/SEC1210 Smart Card Bridge to USB and UART Interfaces USB General Description - 12 Mbps USB operation compliant to the USB The SEC1110 and SEC1210 provide a single-chip solu- 2.0 Specification tion for a Smart Card bridge to USB and UART inter- - Integrated USB 1.5 K pull-up resistor and faces. These bridges are controlled by an enhanced Dp,Dm series termination resistors 8051 micro controller and all chip peripherals are - Integrated USB devices controller with: accessed and controlled through the SFR or XDATA 8/16/32/64 byte control buffer TM register space. TrustSpan Technology enables digital Five 8/16/32/64 byte programmable (bulk/interrupt) systems to securely communicate, process, move and endpoint buffers store information on system boards, across networks 8051 Processor and through the cloud. - Reduced instruction cycle time (approximately 9 times 80C51) Feature Highlights - 9.6 MHz max clock speed - Enhanced peripherals three 16-bit timers, Smart Card watchdog timer, interrupt controller, JTAG - The SEC1110 provides one Smart Card inter- - OTP (One Time Programmable) face and the SEC1210 provides two ROM: 16 KB RAM: 1.5 KB - Fully compliant with ISO/IEC 7816, EMV 4.2/ Boot ROM: 16 KB UART (SEC1210 only) 4.3, ETSI TS 102 221 and PC/SC standards Standard PC baud rates supported - Versatile ETU rate generation, supporting cur- 3 M baud high-speed rate (not PC standard) rent and proposed rates (up to 826 Kbps) SPI (SEC1210 only) - Full support of both T=0 and T=1 protocols - Host capability with 12 MHz max performance - Full-packet FIFO (261 bytes), for transmit and General receive - 5.0 V tolerance on user accessible IO pins - Half-duplex operation (no software interven- - Self-clocking internal oscillator, no external tion required between transmit and receive crystal required phases of exchange) - 3.6V - 5.5V supply input - Loose real-time response required of software Internal 4.8V comparator disables Class A card (approximately 180 ms) support if the input voltage is too low - Dynamically programmable FIFO threshold - Available in commercial (0C to +70C) and with byte granularity industrial (-40C to +85C) temperature - Time-out FIFO flush interrupt, independent of ranges threshold - Programmable Smart Card clock frequency Applications - UART-like register file structure - Supports Class A, Class B, Class C, or Class USB Smart Card reader AB Smart Cards (1.8V, 3.0V and 5.0V cards) UART-based Smart Card reader - Automatic character repetition for T=0 proto- Dual Smart Card reader col parity error recovery - Automatic card deactivation on card removal Host/Smart Card Interface Overview and on other system events, including per- SEC1110 Interface to Host via USB only sistent parity errors SEC1210 Interfaces to Host via USB or UART (not - Internal procedure byte filtering for T=0 proto- both) col - Protocol timers (Guard, Timeout, and CWT) Part Number Host I/F Smart Card I/F for EMV-defined timing parameters Detection of an unresponsive card SEC1110-A5-02 USB 1 Activation/deactivation sequences SEC1210-CN-02 2 Cold/warm resets SEC1210/PV-URT UART 1 Monitoring for all EMV timing constraints 16-bit general purpose down counter for software SEC1210/PV-UR2 2 timing use See chapter Product Identification System for the complete list- - Fully compliant ESD protection on card pins ing of all product offerings. 2013 - 2022 Microchip Technology Inc. and its subsidiaries DS00001561E-page 1SEC1110/SEC1210 TO OUR VALUED CUSTOMERS It is our intention to provide our valued customers with the best documentation possible to ensure successful use of your Microchip products. To this end, we will continue to improve our publications to better suit your needs. Our publications will be refined and enhanced as new volumes and updates are introduced. If you have any questions or comments regarding this publication, please contact the Marketing Communications Department via E-mail at docerrors microchip.com. We welcome your feedback. Most Current Data Sheet To obtain the most up-to-date version of this data sheet, please register at our Worldwide Web site at: