FEATURES:

• MCU: MSP430F2131 with 8K Bytes Program Flash, 256 Bytes data Flash, 256 Bytes RAM
• JTAG connector
• JTAG Power_In and Power_Out jumpers
• 32 768 Hz oscillator crystal
• TEST pin pull-down
• RST/NMI pin pull-up
• power supply filtering capacitor
• extension headers for each uC pin
• PCB: FR-4, 1.5 mm (0,062"), green soldermask, white silkscreen component print
• Dimensions: 31x20 mm (1.2x0.8")
• Space between pin rows 15.24 mm (0.6")

• MSP430-H2131 schematic
• MSP430 JTAG connector (TOP view)

• DCO calibration subroutine, usefull when you need to know at what frequency MSP430 is running
• Real Time Clock subroutine - software implementation
• I2C EEPROM subroutines - 24xx eeprom subroutines
• Uart subrotine - software implementation of serial communication 9600,1,8,N