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Use msp430 and C code

This is what 2.1 said

And the code for it is

2. Start with your program in part 2.1 and create a C program that runs on the MSP430 that will execute an interrupt subroutine in response to pushing button P1.1 and as a result increases the rate at which LEDI (port 1 pin 0) blinks Your program should increase the rate at which LED bliaks for 4 button presses. On the fith button press the program should reset the LEDI blink rate to 1 Hz