コード例 #1
0
//debug code
int main(void){
  char ch;
  char string[20];  // global to assist in debugging
  uint32_t n;

  PLL_Init(Bus50MHz);       // 50  MHz
  UART_Init();              // initialize UART
  
  OutCRLF();
  for(ch='A'; ch<='Z'; ch=ch+1){// print the uppercase alphabet
    UART_OutChar(ch);
  }
  OutCRLF();
  UART_OutChar(' ');
  for(ch='a'; ch<='z'; ch=ch+1){// print the lowercase alphabet
    UART_OutChar(ch);
  }
  OutCRLF();
  UART_OutChar('-');
  UART_OutChar('-');
  UART_OutChar('>');
  while(1){
    UART_OutString("InString: ");
    UART_InString(string,19);
    UART_OutString(" OutString="); UART_OutString(string); OutCRLF();

    UART_OutString("InUDec: ");  n=UART_InUDec();
    UART_OutString(" OutUDec="); UART_OutUDec(n); OutCRLF();

    UART_OutString("InUHex: ");  n=UART_InUHex();
    UART_OutString(" OutUHex="); UART_OutUHex(n); OutCRLF();

  }
}
コード例 #2
0
ファイル: UART.c プロジェクト: SoajanII/ESP8266_TM4C123
//--------------------------UART_OutUHex----------------------------
// Output a 32-bit number in unsigned hexadecimal format
// Input: 32-bit number to be transferred
// Output: none
// Variable format 1 to 8 digits with no space before or after
void UART_OutUHex(uint32_t number){
// This function uses recursion to convert the number of
//   unspecified length as an ASCII string
  if(number >= 0x10){
    UART_OutUHex(number/0x10);
    UART_OutUHex(number%0x10);
  }
  else{
    if(number < 0xA){
      UART_OutChar(number+'0');
     }
    else{
      UART_OutChar((number-0x0A)+'A');
    }
  }
}
コード例 #3
0
ファイル: shell.c プロジェクト: oujoshua/445M
static int _SH_HexDump(void)
{
	char c[4];
	int i, ret = 0;
	if(!_SH_cmd.args[0][0])
	{
		fprintf(stderr, "Usage: %s <filename>\n", _SH_cmd.command);
		return 1;
	}
	if(eFile_ROpen(_SH_cmd.args[0]))
	{
		fprintf(stderr, "Error opening file for reading\n");
		eFile_RClose();
		return 1;
	}
	while(1)
	{
		for(i = 0; i < 4; i++)
		{
			unsigned long l;
			eFile_ReadNext(&c[0]);
			eFile_ReadNext(&c[1]);
			eFile_ReadNext(&c[2]);
			ret = eFile_ReadNext(&c[3]);
			l = ((c[3] << 24) | (c[2] << 16) | (c[1] << 8) | c[0]);
			UART_OutUHex(l);
			printf("\n");
			if(ret || l == 0)
			{
				eFile_RClose();
				printf("\n");
				return 0;
			}
		}
	}
}