Object identification using haptic feedback
Dependencies: mbed QEI SDFileSystem
Diff: main.cpp
- Revision:
- 2:263046c359da
- Parent:
- 0:bdbd3d6fc5d5
--- a/main.cpp Tue May 16 05:18:55 2017 +0000 +++ b/main.cpp Fri Aug 16 07:59:10 2019 +0000 @@ -1,19 +1,49 @@ #include "mbed.h" #include "SDFileSystem.h" - -SDFileSystem sd(p5, p6, p7, p8, "sd"); // the pinout on the mbed Cool Components workshop board - -int main() { - printf("Hello World!\n"); - +#include "QEI.h" + +SDFileSystem sd(p5, p6, p7, p8, "sd"); // the pinout on the mbed Cool Components workshop board p5 - mosi, p6-miso, p7 - sck, p8 - cs +Serial pc (USBTX,USBRX); +QEI wheel (p29, p30, NC, 2000, QEI::X4_ENCODING); //for encoder + + +void sd_card_read_test(void); +void file_write_int(int input); + +int i= 2; + +int main() +{ + sd_card_read_test(); + while(1){ + //pc.printf("Pulses is: %i\r\n", wheel.getPulses()); + file_write_int(wheel.getPulses()); + } + +} + +void sd_card_read_test(void) +{ + pc.printf("SD card test"); mkdir("/sd/mydir", 0777); - FILE *fp = fopen("/sd/mydir/sdtest.txt", "w"); - if(fp == NULL) { + if(fp == NULL) + { error("Could not open file for write\n"); } - fprintf(fp, "Hello fun SD Card World!"); - fclose(fp); - - printf("Goodbye World!\n"); + fprintf(fp, "Test QUI\r\n"); + fclose(fp); + pc.printf("[ok]\r\n"); } + +void file_write_int(int input) +{ + FILE *fp = fopen("/sd/mydir/sdtest.txt", "a"); + if(fp == NULL) + { + error("Could not open file for write\n"); + } + fprintf(fp,"%d\r\n",input); + fclose(fp); +} +