void print2digits(int number) { if (number >= 0 && number < 10) { Serial.print('0'); } Serial.print(number); } // Print to the serial monitor void printCurrentTime(float hum, float tem){ tmElements_t tm; if (RTC.read(tm)) { print2digits(tm.Hour); Serial.print(':'); pr...
HEX( ) : 把数值转换成16进制数值的字符串 HEXVAL( ) : 把16进制之字符串转换成10进...
Serial.print ("++ Address: "); Serial.print (i, DEC); Serial.print (" (0x"); Serial.print (i, HEX); Serial.println (")"); count++; delay (1); // maybe unneeded? } } Serial.print ("+ Found "); Serial.print (count, DEC); Serial.println (" device(s)."); } AT24C32 ...
对端口进行写入能同时操作所有引脚。 PORTD是一个内置的常数,是指 0,1,2,3,4,5,6,7数字引脚的输出状态。如果某一位为 1, 着对应管
下面是一个获得 USB 键盘数据的例子【参考1】。原理上说，是将键盘切换为 Boot Protocol 这样就避免了...
eeprom_read_buffer(DEVADDR,0, buffer,sizeof(buffer));///First print the hex bytes on this row//for(inti =0; i <sizeof(buffer); i++) {charoutbuf[6]; sprintf(outbuf,"%02X",buffer[i]); Serial.print(outbuf); } Serial.println();///Now print the char if printable ASCII//otherwi...
Syntax server.print(data)? server.print(data, BASE) Parameters data: the data to print (char, byte, int, long, or string) BASE (optional): the base in which to print numbers: BIN for binary (base 2), DEC for decimal (base 10), OCT for octal (base 8), HEX for hexadecimal (...
Arduino语法详解_含示例详解,Arduino的程序可以划分为三个主要部分:结构、变量(变量与常量)、函数。 结构部分 一、结构1.1setup()1.2loop()二、结构控制2.1if2.2if...else2.3for2.4switchcase2.5while2.6do...while2.7break2.8continue2.9return2.10goto三、
Encodes and decodes strings using "form URL encoding" which converts spaces' 'into'+', and non-alphnumerics into percent-hex digits. void formUrlEncode(Print& output, const char* str) void formUrlDecode(Print& output, const char* str) ...
print(" "); Serial.write(byteValue); Serial.print(" "); Serial.print(byteValue, DEC); Serial.println(); Serial.print("intValue: "); Serial.print(intValue); Serial.print(" "); Serial.print(intValue, DEC); Serial.print(" "); Serial.print(intValue, HEX); Serial.print(" "); ...