Difference between revisions of "Matrix - I2C LCD1602/zh"

#include <stdio.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdlib.h>
#include "libfahw.h"
 
void test(char* line1, char* line2)
{
    int devFD;
    if ((devFD = LCD1602Init()) == -1) {
        printf("Fail to init LCD1602\n");
        return;
    }
 
            if (LCD1602Clear(devFD) == -1) {
                    printf("Fail to Clear\n");
                    return;
            }
 
    if (LCD1602DispLines(devFD, line1, line2) == -1) {
        printf("Fail to Display String\n");
        return ;
    }
 
    LCD1602DeInit(devFD);
}
 
int main(int argc, char ** argv) {
    int i;
    for (i=0; i<10; i++) {
         test("FriendlyARM", "From 2003");
         sleep(3);
    }
    return 0;
}