|  | Silicon Laboratories USB programmer / debugger included (no need to purchase an additional programmer) which connects to the board's JTAG connector. Free 2K limited demo compiler included. | 
    
      |  | MikroElektronika-standard IDC10 connectors, used to easily add functionality by connecting any of a huge range of accessory boards (see "Related Items"). | 
    
      |  | Example programs. | 
    
      |  | USB or external AC/DC power supply option. | 
    
      |  | LEDs and buttons connected to all available port pins (buttons can apply logic high or low when pressed). | 
    
      |  | Pull-up / pull-down option on all port pins. | 
    
      |  | Contrast adjustment on LCD and GLCD displays via  potentiometers. | 
    
      |  | Reset button. | 
    
      |  | Supports Silabs 8051 microcontrollers in 100-pin TQFP packages (extra MCU cards purchased separately). | 
    
      |  | Comes with a C8051F040 microcontroller. | 
    
      |  | Has place for a 2x16 LCD display and a 128x64   KS0108-type GLCD display with touch-panel (sold separately). | 
    
      |  | DS1820 temperature-sensor connector (DS1820 sold   separately). | 
    
      |  | 4 screw-terminals and a potentiometer for ADC (analogue-to-digital   converter) input, and a 12-bit MCP4921 DAC chip (SPI interface) for dual analogue output with screw-terminals connectors. | 
    
      |  | Dual potentiometers for providing inputs to the microcontrollers' comparator. | 
    
      |  | Dual RS-232 (with MAX232) connectors, USB with serial UART connector and serial Ethernet module. On-board MCP2551 CAN module with screw-terminal   connector. | 
    
      |  | Place for a 2.4 GHz IEEE 802.15.4 ZigBee Transceiver Module (sold separately). | 
    
      |  | Serial 24AA01 EEPROM with 1kbit of memory and I2C   interface,  serial 23K640 RAM module with SPI   interface, and serial M25P80 flash memory with SPI interface. | 
    
      |  | MMC/SD Card socket. | 
    
      |  | Piezo buzzer. |