Ai8051U创新风格库函数学习打卡
第一集：I/O口模式设置传统外部中断P3.2,P3.3,P3.4,P3.5 控制P0口的LED亮灭
(1)编译图片：
(2)主要代码：
#include <AI8051U.H>
#include "set_int.h"
#include "set_io.h"
#include "intrins.h"
void Delay1ms(void) //@40.000MHz
{
unsigned long edata i;
_nop_();
_nop_();
_nop_();
i = 9998UL;
while (i) i--;
}
void main(void)
{
EAXFR=1;
CKCON =0;
WTST =0;
set_io_mode(pu_mode, Pin40, Pin00, Pin01, Pin02, Pin03,Pin_End);
P40=0;
set_io_mode(hz_mode, Pin32, Pin33,Pin34,Pin35, Pin_End);
set_io_mode(en_pur, Pin32,Pin33,Pin34,Pin35, Pin_End);
Delay1ms( );
set_int_mode(falling_edge_mode,Int0,Int1,Int_End);
EA=1;
while(1)
{
if (get_int_state(Int0))
{
P00 = ~P00;
}
if (get_int_state(Int1))
{
P01 = ~P01;
}
P02 =P34;
P03= P35;
}
}
（3）学习视频：
第二集：所有普通 I/O口 都支持的外部中断
按下P32按键，按下P33按键，通过串口打印出识别到的上升沿/下降沿
1.编译图片：
2.主程序：
#include <AI8051U.H>
#include "io_int.h"
#include "set_io.h"
#include "set_uart.h"
void main(void)
{
EAXFR = 1;
CKCON = 0;
WTST = 0;
set_io_mode(hz_mode,Pin32,Pin33,Pin36,Pin_End);
set_io_mode(en_pur,Pin32,Pin33,Pin36,Pin_End);
set_io_mode(pp_mode,Pin37,Pin_End);
set_ioint_mode(falling_edge_mode,Pin32,Pin_End);
set_ioint_mode(rising_edge_mode,Pin33,Pin_End)；
set_ioint_mode(en_int,Pin32,Pin33,Pin_End);
set_uart_mode(Uart1,"115200bps",Use_Timer2,Base_8b,"64byte",Uart1_P36_7,Uart_End);
EA = 1;
while(1)
{
if(get_ioint_state(Pin32))//设置P32为下降沿中断
{
uart_printf(Uart1,"P32 Click\r\n");
}
if(get_ioint_state(Pin33))//设置P33为上升沿中断
{
uart_printf(Uart1,"P33 Click\r\n");
}
}
}
3.学习效果图：
第三集：24位定时器
【16位自动重装载定时器 + 8位预分频或不分频】= 24位定时器
1.编译图片：
2.主代码：
#include <AI8051U.H>
#include "set_io.h"
#include "set_timer.h"
void main(void)
{
EAXFR = 1;
CKCON = 0;
WTST = 0;
set_io_mode( pu_mode, Pin40, Pin00, Pin01, Pin02, Pin03, Pin04, Pin05, Pin_End);
P40 = 0;
set_timer_mode(Timer0, "0.5s", Timer_End);
set_timer_mode(Timer1, "100000hz", En_OutClk, Dis_Int, Timer_End);
set_timer_mode(Timer2, "200ms", Timer_End);
set_timer_mode(Timer3, "10hz", Timer_End);
set_timer_mode(Timer4, "2s", Timer_End);
set_timer_mode(Timer11, "300ms", Timer_End);
EA = 1;
while(1)
{
if(get_timer_state(Timer0))
{
P00 = ~P00;
}
if(get_timer_state(Timer2))
{
P02 = ~P02;
}
if(get_timer_state(Timer3))
{
P03 = ~P03;
}
if(get_timer_state(Timer4))
{
P04 = ~P04;
set_timer_mode(Timer4, Dis_Int, Timer_End);
}
if(get_timer_state(Timer11))
{
P05 = ~P05;
}
}
}
3.学习视频：
第四集：串口通信，有DMA支持，有接收超时中断
1.编译图片：
2.主要代码:
#include <AI8051U.H>
#include "io_int.h"
#include "set_io.h"
#include "set_uart.h"
#include "stdio.h"
int num = 0;
char str = {'a','b','c','d','e'};
void main(void)
{
EAXFR = 1;
CKCON = 0;
WTST = 0;
set_io_mode(pu_mode,Pin36,Pin37,Pin42,Pin43,Pin_End); //设置P36、P37端口为准双向口，推荐：TXD(推挽输出)、RXD(高阻输入+4K内部电阻上拉)
set_uart_mode(Uart1, "115200bps", Uart1_P36_7, Use_Timerx, Uart_End);
set_uart_mode(Uart2, Uart2_P42_3, "9600bps", Use_Timerx, Uart_End);
set_io_mode(hz_mode, Pin34, Pin_End); //设置I/O中断，P34按键，按下时发送一个字符串
set_io_mode(en_pur, Pin34, Pin_End);//打开内部上拉电阻
set_ioint_mode(falling_edge_mode, Pin34, Pin_End);
set_ioint_mode(en_int, Pin34, Pin_End);
EA = 1;
while(1)
{
if(get_ioint_state(Pin34))
{
uart_printf(Uart1, "uart1,hello!\r\n");
uart_printf(Uart2, "uart2,hello!\r\n");
}
if(get_uart_state(Uart1))
{
sscanf(_uart1_rx_buff, "num:%d", &num);
uart_printf(Uart1, "this_num:%d\r\n",num);
uart_printf(Uart2, Buff_Mode, str, 5);
}
}
}
3.学习效果：
第五集：ADC 库函数讲解
1.编译图片：
2.主要程序：
#include <AI8051U.H>
#include "set_adc.h"
#include "set_io.h"
#include "set_timer.h"
#include "set_uart.h"
void main(void)
{
EAXFR = 1;
CKCON = 0;
WTST = 0;
set_io_mode(pu_mode,Pin36,Pin37,Pin_End);
set_timer_mode(Timer0, "0.5s", Dis_OutClk, En_Int, Timer_End);
set_uart_mode(Uart1, "115200bps", Uart1_P36_7, Uart_End);
set_adc_mode(cycl_mode, Adc0_P10, Adc_End);
EA = 1;
while(1)
{
if(get_timer_state(Timer0))//0.5s执行一次
{
if(get_adc_state(Adc0_P10))
{
uart_printf(Uart1, "adc_dat:%d\r\n",adc_value);
}
}
}
}
3.学习图片：
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