#define f_cpu

#define F_CPU 1000000                   // We start with 8x prescaler on 8Mhz clock

#define delay_ms_1Mhz(x) (_delay_ms(x))   // Delay when prescaller set to 8x
#define delay_ms_8Mhz(x) (_delay_ms(x*8)) // Delay when prescaller set to 1x so we need to burn 8x as many cycles

Source: stackoverflow.com

Similar codes

2 votes409 views1 answer
Can we write a program without main in c
C
0 vote386 views1 answer
Malloc basics
C
1 vote400 views1 answer
How to pass an array of structs as an argument in c
C
0 vote440 views1 answer
Hgggggggggggggggg
C
27 votes450 views1 answer
How to make a linked list in c
C
2 votes409 views1 answer
Typedef vs #define
C
1 vote381 views1 answer
How to use gets after scanf
C
-2 votes341 views2 answers
Ascending lexicographic order
C
32 votes563 views6 answers
Material ui icons
C
2 votes404 views1 answer
“ln: failed to create symbolic link '/etc/alternatives/java': File exists”
C