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Imprime todos valores visiveis da tabela ascii. Versao migrada do exemplo arduino ASCIITable
Revision 0:d7d25bc7e181, committed 2021-02-18
- Comitter:
- Marcelocostanzo
- Date:
- Thu Feb 18 12:45:32 2021 +0000
- Commit message:
- Versao ok
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
mbed.bld | Show annotated file Show diff for this revision Revisions of this file |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Thu Feb 18 12:45:32 2021 +0000 @@ -0,0 +1,64 @@ +#include "mbed.h" + +/* Declara o uso da serial padrao da placa nucleo */ +Serial pc(USBTX,USBRX); + +/* Declara o uso do led nativo da nucleo */ +DigitalOut led(LED1); + +/* Prototipo da funcao para imprimir em binario */ +char* int2bin(int value, char* buffer, int bufferSize); + +/* Delcara a variavel e atribui o lador 33 (caracter !) */ +int thisByte = 33; + +int main() +{ + while(1) + { + pc.printf("%c",thisByte); //imprimi na forma pura, ou seja, o proprio caracter + + pc.printf(", dec: "); + pc.printf("%i",thisByte); //imprimi na forma decimal, ou seja, o numero do caracter na base 10 + + pc.printf(", hex: "); + pc.printf("%X",thisByte);//imprimi na forma hexadecimal, ou seja, na base 16 + + pc.printf(", oct: "); + pc.printf("%o",thisByte);//imprimi na forma octal, ou seja, na base 8 + + pc.printf(", bin: "); + char binaryBuffer[17]; //buffer para armazenar a string com o valor binario + char* binString = int2bin(thisByte, binaryBuffer, 17) ; //converte para binario + pc.printf("%s\n\r",binString);//imprimi na forma binaria, ou seja, na base 2 + + /* Se o byte impresso foi o 126 ('~'), para o ciclo */ + if (thisByte == 126) + { + while (true) + { + continue; + } + } + + thisByte++;//avança apra o proximo caracter + + } +} + +/* Funcao para imprimir em binario */ +char* int2bin(int value, char* buffer, int bufferSize) +{ + char *nextChar = buffer + bufferSize-1; // location to write the least significant bit + + *nextChar = 0; // add the null terminator + + do { + nextChar--; + (value & 1) ? *nextChar = '1' : *nextChar = '0'; // if set set to '1' else '0' + value = value>>1; + if (nextChar == buffer) + break; + } while (value); + return nextChar; +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Thu Feb 18 12:45:32 2021 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400 \ No newline at end of file