Web在连接 HC-SR505 的 OUT 端到 stc15f2k60s2 单片机的 P0.1 口时，需要注意将 P0.1 口设置为输入模式，以便读取 HC-SR505 的输出信号。 同时，还需要注意 HC-SR505 的工作电 …WebMay 7, 2010 · need help configuring port to input in 8051. The connection is as follows An infrared sensor circuit which yields 0 or 5v depending on closed or open circuit output line to port 2_0 pin of microcontroller 8051 philips.Problem is when i do this the circuit value are overridden by the current value on port 2_0 led always goes on.Here is my code ...
sbit led = p0*0 错误 - 电子发烧友网
WebAug 6, 2015 · SI_SBIT(LED0, SFR_P0, 6); // P0.6 LED0. This line defines a LED0 function corresponding to P0.6. ... ( i < 60000 ) i++; LED0 = 0; i = 0; while ( i < 60000 ) i++; // …tangled town
STC按键触发中断程序，却不行，set_flag标志改变不了
WebDec 30, 2024 · sbit LED0=P0^0; void Delay(unsigned int t); void main (void) {while (1) { LED0=0; Delay(10); LED0=1; }} void Delay(unsigned int t) {while(--t);} 不同频率闪烁一个LED …WebMay 11, 2012 · sbit led1 at portd.f1; //This is where led0 is fully defined sbit led2 at portd.f2; //This is where led0 is fully defined sbit led3 at portd.f3; //This is where led0 is fully defined sbit led4 at portd.f4; //This is where led0 is fully defined sbit led5 at portd.f5; //This is where led0 is fully defined sbit led6 at portd.f6; //This is where ...WebDec 9, 2012 · sbit led1 = P1^0 含义：是将发光二极管 led1 接 P1口 0 位端，用以控制 led1 的亮灭。 sbit是定义特殊功能寄存器的位变量。bit和sbit都是C51扩展的变量类型。典型应 …tangled toy set