第6集学习打卡


第6集代码:
#include "ai8051u.h" //调用头文件
#include "stc32_stc8_usb.h"
#include "intrins.h" //调用头文件
#define u8 unsigned char //8位无符号变量(0-255)
#define u16 unsigned int //16位无符号变量(0-65535)
u8 state = 0; // 初始状态
char *USER_DEVICEDESC = NULL;
char *USER_PRODUCTDESC = NULL;
char *USER_STCISPCMD = "@STCISP#";
void Delay20ms(void) //@24.000MHz
{
unsigned long edata i;
nop();
nop();
i = 119998UL;
while (i) i--;
}
void main(void)
{
WTST = 0;
EAXFR = 1;
CKCON = 0;
P0M1 = 0x00; P0M0 = 0x00;
P1M1 = 0x00; P1M0 = 0x00;
P2M1 = 0x00; P2M0 = 0x00;
P3M1 = 0x00; P3M0 = 0x00;
P4M1 = 0x00; P4M0 = 0x00;
P5M1 = 0x00; P5M0 = 0x00;
P6M1 = 0x00; P6M0 = 0x00;
P7M1 = 0x00; P7M0 = 0x00;
usb_init();
IE2 |= 0x80;
EA = 1;
P40 = 0;
while (DeviceState != DEVSTATE_CONFIGURED);
while(1)
{
if (bUsbOutReady)
{
// USB_SendData(UsbOutBuffer,OutNumber);
usb_OUT_done();
}
if(P32 == 0) //判断P32按钮是否按下
{
P00 = 0;
}
else
{
P00 = 1;
}
}
}