I use the serial port class do a serial port communication, now receives the data, how to put the data on the data of a certain extracted into a binary number show

CodePudding user response:

Cstrings stremp. The Format (" % 02 x ", bt); Bt is byte type

CodePudding user response:

_itot (bVal & amp; StBuff bMask), 2)

CodePudding user response:

Fyi:

 # include & lt; stdio.h> 
# include & lt; Stdlib. H> 
# include & lt; String. H> 
# include & lt; The locale. H> 
Int main () {
Int I, v; 
Char bs [33]. 
Char b [33]; 
Char hs [9]. 
Char h [9]; 
Char s [4]; 
Char * e; 

//decimal integer binary string; 
I=1024; 
Ltoa (I, b, 2); 
Sprintf (bs, "% 032 s", b); 
Printf (" I=% d, bs=% s \ n ", I, bs); 
//decimal integer hexadecimal string; 
I=1024; 
Ltoa (I, h, 16); 
Sprintf (hs, "% s" 08, h); 
Printf (" I=% d, hs=% s \ n ", I, hs); 
//hex string converted to a decimal number 
Strcpy (hs, "00000400"); 
Sscanf (hs, "% x", & amp; i); 
Printf (" the hs=% s, I=% d \ n ", the hs, I); 
//binary string into hexadecimal string; 
Strcpy (bs, "00000000000000000000010000000000"); 
I=strtol (bs, & amp; E, 2); 
Ltoa (I, h, 16); 
Sprintf (hs, "% s" 08, h); 
Printf (" bs=% s, hs=% s \ n ", bs, hs); 
//binary string converted to a decimal number; 
Strcpy (bs, "00000000000000000000010000000000"); 
I=strtol (bs, & amp; E, 2); 
Printf (" bs=% s, I=% d \ n ", bs, I); 
//hex string into a binary string 
Strcpy (hs, "00000400"); 
Sscanf (hs, "% x", & amp; i); 
Ltoa (I, b, 2); 
Sprintf (bs, "% 032 s", b); 
Printf (" the hs=% s, bs=% s \ n ", hs, bs); 
//ASC \ GBK string hexadecimal string 
Strcpy (s, "a han"); 
i=0; 
While (1) {
If (0==s [I]) break; 
Sprintf (hs + I * 2, 02 x %, (unsigned char) s [I]); 
i++; 
} 
The setlocale (LC_ALL, "CHS"); 
Printf (" s=% s, hs=% s \ n ", s, hs); 
//hex string into (GBK Chinese characters) and characters (ASC) 
Strcpy (hs, "61 baba"); 
i=0; 
While (1) {
If (1!=sscanf (hs + I * 2, "% 2 x", & amp; V)) break; 
S [I]=(char) v. 
i++; 
} 
S [I]=0; 
Printf (" the hs=% s, s=% s \ n ", hs, s); 

return 0; 

} 
//I=1024, bs=00000000000000000000010000000000 
//I=1024, hs=00000400 
//hs=00000400, I=1024 
//bs=00000000000000000000010000000000, hs=00000400 
//bs=00000000000000000000010000000000, I=1024 
//hs=00000400, bs=00000000000000000000010000000000 
//s=a han, hs=61 baba 
//hs=61 baba, s=a han