#include

#define MOISTURE$\_$SENSOR$\_$PIN INCH$\_0$

#define BUZZER$\_$PIN BIT$1$

void initADC$()$;

void initBuzzer$()$;

void buzz$()$;

int readMoisture$()$;

int main$($void$)$

$\{$

WDTCTL $=$ WDTPW $+$ WDTHOLD;

initADC$()$;

initBuzzer$()$;

while $(1)$

$\{$

int moistureLevel $=$ readMoisture$()$;

if $($moistureLevel $<500)$

$\{$

buzz$()$;

$\}$

$\_\_$bis$\_$SR$\_$register$($LPM$0\_$bits $+$ GIE$)$;

$\}$

$\}$

void initADC$()$

$\{$

ADC$10$CTL$0=$ ADC$10$SHT$\_3+$ ADC$10$ON;

ADC$10$CTL$1=$ MOISTURE$\_$SENSOR$\_$PIN;

$\}$

void initBuzzer$()$

$\{$

P$2$DIR $|=$ BUZZER$\_$PIN;

$\}$

void buzz$()$

$\{$

P$2$OUT $|=$ BUZZER$\_$PIN;

$\_\_$delay$\_$cycles$(100000)$;

P$2$OUT &$=$ ~BUZZER$\_$PIN;

$\}$

int readMoisture$()$

$\{$

ADC$10$CTL$0|=$ ENC $+$ ADC$10$SC;

while $($ADC$10$CTL$1$ & ADC$10$BUSY$)$;

return ADC$10$MEM;

$\}$

write the configuration of ports and peripherals for first time use: