Evaluation Board for MSP430F1121

Product Description

Replacement: None. We are no longer carrying this item. This page is for reference only.

Description: Development/prototype board for MSP430F1121 A microcontrollers with power supply circuit, crystal oscillator circuit, JTAG port, LEDs, Buttons, Buzzer, RS232 interface.

Features:

• 
  MCU: MSP430F1121A with 4K Bytes Program Flash, 256 Bytes data Flash, 256 Bytes RAM


• 
  JTAG connector


• 
  RS232 connector


• 
  RS232 interface circuit with Tx, Rx signals


• 
  Dallas touch button port


• 
  Frequency input


• 
  Two red LEDs


• 
  Two user buttons


• 
  RESET button


• 
  Buzzer


• 
  3.6V li-ion battery holder on back


• 
  32.768 kHz oscillator crystal


• 
  TEST pin pull-down


• 
  RST/NMI pin pull-up


• 
  Power supply filtering capacitor


• 
  Extension headers for each uC pin

Dimensions: 80x50 mm (3.15x1.96")

Documents:

• 
  msp430-1121stk-b1.pdf


• 
   How do I assemble the 1121stk test asm file? by Eric Engler


• 
  Schematic


• 
  MSP JTAG connector

Software:

• 
  msp430-1121stk.asm test software for RS232 Tx/Rx, button scan, LED, buzzer, Dallas iButton check present


• 
  DCO calibration subroutine, useful 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