Texas Instruments MSP430 User Manual

188
GPIO_graceInit();
/* initialize Config for the MSP430 2xx family clock systems (BCS) */
BCSplus_graceInit();
/* initialize Config for the MSP430 10-bit Analog to Digital Converter (ADC)
*/
ADC10_graceInit();
/* initialize Config for the MSP430 System Registers */
System_graceInit();
/* initialize Config for the MSP430 WDT+ */
WDTplus_graceInit();
LCD_init();
LCD_clear_home();
LCD_goto(0, 0);
LCD_putstr("MSP430 ADC + DMA:");
LCD_goto(0, 1);
LCD_putstr("A1:");
while(1)
{
adc_avg = 0;
P1OUT |= BIT0;
ADC10CTL0 &= ~ENC;
while (ADC10CTL1 & BUSY);
ADC10CTL0 |= (ENC | ADC10SC);
for(s = 0; s < no_of_samples; s++)
{
adc_avg += adc_pointer[s];
}
adc_avg = (adc_avg / no_of_samples);
lcd_print(12, 1, adc_avg);
delay_ms(100);
P1OUT &= ~BIT0;
delay_ms(100);
};
}
void GPIO_graceInit(void)
{
/* USER CODE START (section: GPIO_graceInit_prologue) */
/* User initialization code */
/* USER CODE END (section: GPIO_graceInit_prologue) */
/* Port 1 Output Register */
P1OUT = 0;
/* Port 1 Direction Register */
P1DIR = BIT0;

Texas Instruments MSP430 Specifications

General

Program Memory Type	Flash
Clock Speed	Up to 25 MHz (depending on the specific device)
Flash Memory	Up to 512 KB (depending on the specific device)
RAM	Up to 66 KB (depending on the specific device)
Operating Voltage	1.8V - 3.6V (depending on the specific device)
ADC	10-bit or 12-bit SAR ADC
Communication Interfaces	UART, SPI, I2C, USB
DMA	Yes (depending on the specific device)
Operating Temperature	-40°C to +85°C
Architecture	16-bit RISC
Low Power Modes	Multiple (LPM0 to LPM4)