io
Dependencies: mbed
main.cpp@0:fe2bb272ead2, 2019-02-19 (annotated)
- Committer:
- halusis
- Date:
- Tue Feb 19 02:13:19 2019 +0000
- Revision:
- 0:fe2bb272ead2
txt file io test
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
halusis | 0:fe2bb272ead2 | 1 | #include "mbed.h" |
halusis | 0:fe2bb272ead2 | 2 | |
halusis | 0:fe2bb272ead2 | 3 | LocalFileSystem local("local"); // Create the local filesystem under the name "local" |
halusis | 0:fe2bb272ead2 | 4 | |
halusis | 0:fe2bb272ead2 | 5 | Serial pc(USBTX, USBRX); // tx, rx |
halusis | 0:fe2bb272ead2 | 6 | |
halusis | 0:fe2bb272ead2 | 7 | float pi; |
halusis | 0:fe2bb272ead2 | 8 | double mpi; |
halusis | 0:fe2bb272ead2 | 9 | unsigned int n; |
halusis | 0:fe2bb272ead2 | 10 | int mn; |
halusis | 0:fe2bb272ead2 | 11 | |
halusis | 0:fe2bb272ead2 | 12 | int main() { |
halusis | 0:fe2bb272ead2 | 13 | FILE *fp = fopen("/local/mag.txt", "r"); // Open "out.txt" on the local file system for writing |
halusis | 0:fe2bb272ead2 | 14 | //fscanf(fp, "Hello World!"); |
halusis | 0:fe2bb272ead2 | 15 | fscanf(fp,"%f %d %lf %d",&pi ,&n ,&mpi ,&mn); |
halusis | 0:fe2bb272ead2 | 16 | fclose(fp); |
halusis | 0:fe2bb272ead2 | 17 | |
halusis | 0:fe2bb272ead2 | 18 | pc.printf("pi: %f n: %d mpi: %lf mn: %d",pi ,n ,mpi ,mn); |
halusis | 0:fe2bb272ead2 | 19 | } |