int main()
{
int value1,value2;
initADC(MGRNUM);
while(1)
{
value1 = readADC(MGRNUM, AIN0);
pauseNanoSec(100000);
value2 = readADC(MGRNUM, AIN1);
printf("value1: %d value2: %d\n",value1,value2);
pauseNanoSec(100000);
}
return 0;
}
/*
* Usage: uart.c modulenumber baudrate
* Example Use: uart.c 4 9600 */
int main(int argc, char *argv[]) {
//load the overlay for UART5
FILE *uart;
char buf[30] = "/dev/tty";
//UART config using termios
struct termios uart1,old;
int fd;
unsigned char buf2 = 0x55;
if(argc != 3)
{
printf("Incorrect Usage: uart.c modulenumber baudrate\n");
return 1;
}
printf("argv[0]: %s\n",argv[0]);
printf("argv[1]: %s\n",argv[1]);
printf("argv[2]: %s\n",argv[2]);
uart = fopen(BONEPATH, "w");
if(uart == NULL) printf("slots didn't open\n");
fseek(uart,0,SEEK_SET);
switch(atol(argv[1])){
case 0:
fprintf(uart, "BB-UART1");
strcat(buf, "O0");
break;
case 1:
fprintf(uart, "BB-UART2");
strcat(buf, "O1");
break;
case 2:
fprintf(uart, "BB-UART3");
strcat(buf, "O2");
break;
case 3:
fprintf(uart, "BB-UART4");
strcat(buf, "O3");
break;
case 4:
fprintf(uart, "BB-UART5");
strcat(buf, "O4");
break;
default:
printf("Uart modules are 0-4\n");
return 1;
}
fflush(uart);
fclose(uart);
//open uart1 for tx/rx
fd = open(buf, O_RDWR | O_NOCTTY);
printf("Here1...");
if(fd < 0) printf("port failed to open\n");
//save current attributes
tcgetattr(fd,&old);
bzero(&uart1,sizeof(uart1));
uart1.c_cflag = B4800 | CS8 | CLOCAL | CREAD;
uart1.c_iflag = IGNPAR | ICRNL;
uart1.c_oflag = 0;
uart1.c_lflag = 0;
uart1.c_cc[VTIME] = 0;
uart1.c_cc[VMIN] = 1;
//clean the line and set the attributes
tcflush(fd,TCIFLUSH);
tcsetattr(fd,TCSANOW,&uart1);
printf("%s","About to send");
while(1)
{
write(fd,&buf2,1);
pauseNanoSec(5000000);
if(read(fd,&buf2,1) > 0)
printf("%c",buf2);
pauseNanoSec(5000000);
}
close(fd);
return 0;
}
