Oppgave 9.3a
Dependencies: mbed
main.cpp@0:1f6251de28c3, 2017-10-31 (annotated)
- Committer:
- Smashftw
- Date:
- Tue Oct 31 12:45:37 2017 +0000
- Revision:
- 0:1f6251de28c3
Oppgave 9.3a
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Smashftw | 0:1f6251de28c3 | 1 | #include "mbed.h" |
Smashftw | 0:1f6251de28c3 | 2 | LocalFileSystem local("local"); |
Smashftw | 0:1f6251de28c3 | 3 | Serial pc(USBTX, USBRX); |
Smashftw | 0:1f6251de28c3 | 4 | |
Smashftw | 0:1f6251de28c3 | 5 | int main() |
Smashftw | 0:1f6251de28c3 | 6 | { |
Smashftw | 0:1f6251de28c3 | 7 | FILE *fp = fopen("/local/treasure.txt", "r"); |
Smashftw | 0:1f6251de28c3 | 8 | if (fp == NULL) { // Feil i åpning av fil |
Smashftw | 0:1f6251de28c3 | 9 | pc.printf("Feil i fopen\n"); |
Smashftw | 0:1f6251de28c3 | 10 | return 1; |
Smashftw | 0:1f6251de28c3 | 11 | } |
Smashftw | 0:1f6251de28c3 | 12 | |
Smashftw | 0:1f6251de28c3 | 13 | // Read file character by character - max 1000 chars |
Smashftw | 0:1f6251de28c3 | 14 | int cnum = 0; |
Smashftw | 0:1f6251de28c3 | 15 | int ch; |
Smashftw | 0:1f6251de28c3 | 16 | while ((ch = fgetc(fp)) != EOF) { |
Smashftw | 0:1f6251de28c3 | 17 | pc.putc(ch); |
Smashftw | 0:1f6251de28c3 | 18 | wait_ms(20); |
Smashftw | 0:1f6251de28c3 | 19 | cnum++; |
Smashftw | 0:1f6251de28c3 | 20 | if (cnum > 999) { |
Smashftw | 0:1f6251de28c3 | 21 | break; |
Smashftw | 0:1f6251de28c3 | 22 | } |
Smashftw | 0:1f6251de28c3 | 23 | } |
Smashftw | 0:1f6251de28c3 | 24 | fclose(fp); |
Smashftw | 0:1f6251de28c3 | 25 | return 0; |
Smashftw | 0:1f6251de28c3 | 26 | } |