LEC-BASE R1 LEC-BASE R1 SMARC Reference Carrier Board Features SMARC compliant carrier board with MXM3 connector Compatible with both short and full size SMARC modules Supports parallel RGB, LVDS and HDMI displays Two mini PCIe slots for expansion cards (e.g. Wi , 3G, ...) (not included) and two SIM card slots 2 camera connectors 4x UART, 2x CAN USB hub *LEC = Low Energy Computer-on-Module PCI Express One PCIe x1 link connector Specications Two mini PCIe x1 slots PCIe Gen1 or Gen 2 (module dependent) Interfaces Reference clock pair Display Combined HDMI, DP Full set of PCIe support signals LVDS 18/24-bit or eDP PCIe wake signal 2 Panel support signals (I C, Power Enables, PWM) SATA One SATA with power interface Combined HDMI, 18/24-bit RGB Camera Camera input 0: CSI-2 Ethernet Camera input 1: RGB or CSI-4 RJ-45 10/100/1000 Ethernet (by LAN transformer) SDIO 4-bit SD/SDIO card interfaces 8-bit eMMC/SD/SDIO interfaces S/PDIF SPI Off module boot use (optional) S/PDIF out for audio G-sensor ADXL345 BCCZ 2x SPI interface Boot Source Select 2 2 I S 3x I S interface Module: SPI/eMMC/NOR/NAND - Audio codec TLV320AIC23BPW Carrier: SPI/eMMC/SD Card/SATA - Line-in, Line-out, Mic DIP Switch (4) - Optional with HDA 2 2 I C 4x I C GPIO - Power Management 12-pin header (including fan control and HDA reset) - HDMI - Camera 0 Alternate Function Blocks (AFB) - Camera 1 or GP Dedicated AFB connector Asynchronous Serial 4x asynchronous serial ports (UART) Pinout is module dependent (See SMARC speci cation) Port - Two with 2 wire handshake (RXD, TXD, RTS , CTS ) - Two with data only (RXD, TXD) - Logic level interface Mechanical and Environmental CAN Bus 1x CAN bus interface Dimension 330 mm x 175 mm (L x W) - Logic level signals from Module based CAN bus protocol Board Connector MXM 314 pins controllers - RXD, TXD only USB 5x USB - One with USB 2.0 OTG - 4x USB 2.0 Host operation (full speed and high speed) ART3 2-p ) U ( in USB2 USB1 Functional Diagram GbE LAN UART1 (4-pin) RJ45 DB9 Transformer 10/100/1000 UART2 (4-pin) DB9 Line IN DB9 Codec I2S1 UART4 (2-pin) Line OUT TLV320AI DB9 C23BPW MIC CAN1 (2-pin) I2S2 DB9 I2S3 / HDA Header I2S4 GPIO (12-pin) Header includes FAN control & HDA Reset SPDIF SPDIF SD/SDIO 4-bit SDIO SPI1 Header eMMC/SD/SDIO 8-bit SDMMC SPI2 Header SATA1 SATA Connector CAM0 : Camera Input CSI 2-lane USB0 USB OTG Header 2 I C CAM0 USB CAM1 : RGB Camera Input USB HUB USB USB1 D (or CSI 4-lane) SMSC Header GPS USB2514i 2 I C CAM1 or GP Neo6 USB1 A miniPCIe x1 USB1 A A Slot Combined HDMI / (or DP) HDMI / 2 USB1 B I C HDMI CTRL USB1 B miniPCIe x1 DP B Slot LVDS 18/24-bit Header 24-bit LVDS (or eDP) PCIe x1 Slot PCIE WAKE EEPROM 4K 2 I C LCD Header Control Vdd, BKL EN, BKL CTRL Boot Select / Force Recovery Signals DIP switch (4) Header Management Pins 18/24-bit RGB TTL Test point Watchdog Time Out RGB 18/24-bit Header HDMI-RGB Motion HDMI Detector SIL9022 MMA7660FCT 2 I C General Purpose Power enable / disable jumper Header Power enable / disable jumper Ordering Information Modules Model Number Description/Conguration LEC-BASE-R01 SMARC Reference Carrier Board, MXM 314 pins, 330 x 175 mm PCIE A (x1) USB C 1 Level Shift buffers 314-pin Connector