Embedded Artists Baseboard


LPCXpresso Base Board

Common features

• Socket for LPCXpresso and mbed module • 50 pin expansion dual row pin list connector (male, 100mil pitch) for simple connection external designs and to a logic analyzer • 50 pin expansion dual row header connector (female, 100mil pitch) for simple connection to breadboard • Battery powering (small coin battery) • USB interface • Reset pushbutton

Digital IO

• RGB-LED (can be PWM controlled) • 5-key joystick switch • 2 pushbuttons, one for activating bootloader • Rotary switch with quadrature encoding (timer capture) • Temperature sensor with PWM output (timer capture)

Analog IO

• Trimming potentiometer input (analog input) • PWM to analog LP-filtering (PWM output and analog input) • Speaker output (PWM output) • Oscilloscope probe inout stage

Serial bus - SPI

• Shift register driving 7-segment LED • SD/MMC memory card interface • Dataflash SPI-NOR flash

Serial bus - I2C

• PCA9532 port expander connected to 16 LEDs • 8kbit E2PROM • MMA7455L accelerometer with I2C interface • Light sensor

Serial bus - I2C/SPI shared

• SC16IS752 - I2C/SPI to 2xUART bridge; connected to RS232 full-modem interface and one expansion UART • 96x64 pixel white OLED (alternative I2C/SPI interface)

Serial bus - UART

• USB-to-serial bridge, with automatic ISP activation • RS422/485 interface • Interface socket for XBee RF-module

Specific mbed module support

• CAN bus interface (can be simulated with LPCXpresso) • Ethernet RJ45 connector with integrated magnetic

Dimensions 150 x 180 mm
Power Powered via USB (+5V)

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