SDcard
Dependencies: mbed PowerControl SDFileSystem
Fork of SDFilesystem by
Diff: main.cpp
- Revision:
- 0:8d235efb1150
- Child:
- 1:47daa1a922c4
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Fri Dec 09 05:02:42 2016 +0000 @@ -0,0 +1,25 @@ +#include "mbed.h" +#include "SDFileSystem.h" +Serial pc(USBTX,USBRX); +SDFileSystem sd(p11, p12, p13, p15, "sd"); + +int main() { + pc.baud(9600);//ボーレートの設定 + pc.printf("Hello world!\r\n"); + char str[100];//文字列を定義 + mkdir("/sd/mydir", 0777);//SDファイルへのアクセス許可 + printf("helloworld\r\n"); + FILE *fp = fopen("/sd/mydir/sdtest.txt","w");//ファイルオープン + if(fp == NULL) { + error("Could not open file for write\r\n"); + } + for(int i=0;i<10;i++)fprintf(fp,"Hello my name is HEPTA!\r\n"); + fclose(fp); + fp = fopen("/sd/mydir/sdtest.txt","r"); + for(int j=0;j<10;j++){ + fgets(str,100,fp); + puts(str); + } + fclose(fp); + printf("Goodbye!!\r\n"); +} \ No newline at end of file