分类： Funny

#include <ESP32-USBSoftHost.hpp>
#include "usbkbd.h" // KeyboardReportParser

  // default pins tested on FireBeetle
  // +  16 13 19 25
  // -  17 15 18 26
  #define DP_P0  25  // always enabled
  #define DM_P0  26  // always enabled
  #define DP_P1  19 // -1 to disable
  #define DM_P1  18 // -1 to disable
  #define DP_P2  -1 // -1 to disable
  #define DM_P2  -1 // -1 to disable
  #define DP_P3  -1 // -1 to disable
  #define DM_P3  -1 // -1 to disable



static void my_USB_DetectCB( uint8_t usbNum, void * dev )
{
  sDevDesc *device = (sDevDesc*)dev;
  printf("New device detected on USB#%d\n", usbNum);
  printf("desc.bcdUSB             = 0x%04x\n", device->bcdUSB);
  printf("desc.bDeviceClass       = 0x%02x\n", device->bDeviceClass);
  printf("desc.bDeviceSubClass    = 0x%02x\n", device->bDeviceSubClass);
  printf("desc.bDeviceProtocol    = 0x%02x\n", device->bDeviceProtocol);
  printf("desc.bMaxPacketSize0    = 0x%02x\n", device->bMaxPacketSize0);
  printf("desc.idVendor           = 0x%04x\n", device->idVendor);
  printf("desc.idProduct          = 0x%04x\n", device->idProduct);
  printf("desc.bcdDevice          = 0x%04x\n", device->bcdDevice);
  printf("desc.iManufacturer      = 0x%02x\n", device->iManufacturer);
  printf("desc.iProduct           = 0x%02x\n", device->iProduct);
  printf("desc.iSerialNumber      = 0x%02x\n", device->iSerialNumber);
  printf("desc.bNumConfigurations = 0x%02x\n", device->bNumConfigurations);
  // if( device->iProduct == mySupportedIdProduct && device->iManufacturer == mySupportedManufacturer ) {
  //   myListenUSBPort = usbNum;
  // }
}


static void my_USB_PrintCB(uint8_t usbNum, uint8_t byte_depth, uint8_t* data, uint8_t data_len)
{
  // if( myListenUSBPort != usbNum ) return;
  printf("in: ");
  for(int k=0;k<data_len;k++) {
    printf("0x%02x ", data[k] );
  }
  printf("\n");
}

usb_pins_config_t USB_Pins_Config =
{
  DP_P0, DM_P0,
  DP_P1, DM_P1,
  DP_P2, DM_P2,
  DP_P3, DM_P3
};


void setup()
{

  Serial.begin(115200);
  delay(200);
  Serial.println("USB Test");
  delay(1000);

  USH.init( USB_Pins_Config, my_USB_DetectCB, my_USB_PrintCB );

}

void loop()
{
  vTaskDelete(NULL);
}

#ifndef USER_USB_RAM
#error "This example needs to be compiled with a USER USB setting"
#endif

#include "src/userUsbCdc/USBCDC.h"

//This is a fairly large array, store it in external memory with keyword __xdata
__xdata char recvStr[64];

// 代码中出现的发送和接收
// 测试 Package 的大小
#define MAX_N 256

// 2秒超时
#define TIMEOUT  2000

// 接收数据 Buffer
// 设置为实际的2倍大小避免接收超过Buffer 的问题
__xdata byte receiveBuffer[MAX_N];

void setup() {
  USBInit();
}

// 状态机记录
byte currentStatus = 0;

// 收到的数量
int counter = 0;
// 超时计时器
unsigned long Elsp;
// 发送标记，True 时发送，反之不发送
boolean sendOnce = true;
// 发生错误的数量
int failCount;

void loop() {
  switch (currentStatus) {
    case 0:
      // 初始状态
      while (USBSerial_available()) {
        byte c = USBSerial_read();
        // q命令查询当前状态（用于调试）
        if (c == 'q') {
          USBSerial_print_s("Current 0");
          USBSerial_flush();
        }
        // 1（接收模式） 2（发送模式）
        if ((c == '1') || (c == '2')) {
          // 转移到下一个状态
          currentStatus = c - '0';
          // 如果是接收模式，那么开始计时
          if (c == '1') {
            Elsp = millis();
            counter = 0;
          }
        }
      }
      break;

    case 1: //接收模式
      // 如果接收模式超时，那么直接返回到状态0
      if (millis() - Elsp > TIMEOUT) {
        // 返回状态 0
        currentStatus = 0;
        // 发送 "aaa" 表示当前超时
        USBSerial_write('a'); USBSerial_write('a'); USBSerial_write('a');
        USBSerial_flush();
      }

      // 接收数据
      while (USBSerial_available()) {
        byte c = USBSerial_read();
        receiveBuffer[counter] = c;
        // 统计接收到的数据量
        counter++;

        // 如果接收到足够的数据，那么转移到状态3 进行校验
        if (counter == MAX_N) {
          currentStatus = 3;
          //Serial.print("St3");
        }
      }
      break;
    case 3:
      // 校验接收模式收到的数据，数据是 0x55 0xaa 0x55....
      failCount = 0;
      for (int i = 0; i < MAX_N; i = i + 2) {
        if (receiveBuffer[i] != 0x55) {
          failCount++;
        }
        if (receiveBuffer[i + 1] != 0xAA) {
          failCount++;
        }
      }
      // 检查是否有错误
      if (failCount == 0) {
        // 返回"ppp" 表示校验通过
        USBSerial_write('p'); USBSerial_write('p'); USBSerial_write('p');
        USBSerial_flush();
      }
      else {
        // 校验失败，返回 'f'+发生错误的数量错误数据
        USBSerial_write('f');
        USBSerial_write((byte)(failCount & 0xFF));
        USBSerial_write((byte)(failCount >> 8));

      }
      counter = 0;
      //Serial.println("Switch to status 1");
      Elsp = millis();
      currentStatus = 1;
      break;
    case 2:
      // 发送模式，直接发送 MAX_N 个 0x55 0xaa 0x55 ....
      if (sendOnce) {
        for (int i = 0; i < MAX_N / 2; i++) {
          USBSerial_write(0x55);
          USBSerial_write(0xAA);
          USBSerial_flush();
        }
        sendOnce = false;
      }
      while (USBSerial_available()) {
        char c = USBSerial_read();
        if (c == '0') {
          currentStatus = 0;
          //Serial.print("Switch to 0");
        }
        if (c == '2') {
          sendOnce = true;
        }
        // 查询状态
        if (c == 'q') {
          USBSerial_print_s("Current 2");
          USBSerial_flush();
        }
      }
      break;
    default: {
        USBSerial_println_s("Unknown status");
        USBSerial_flush();
      }
  }

void setup() {
  Serial.begin(9600);
}

void loop() {
  while (Serial.available()) {
    char c = Serial.read();
    if (c == 0xaa) {
      Serial.println("Get 0xaa");
    } else {
      Serial.print("Not 0xaa. You have input ");
      Serial.println(c,HEX);
    }
  }
}

int Serial_::read(void)
{
	if (peek_buffer >= 0) {
		int c = peek_buffer;
		peek_buffer = -1;
		return c;
	}
	return USB_Recv(CDC_RX);
}

char c=0xaa;
Serial.println((int)c,HEX);

#elif defined(ESP32)
//LABZ typedef MAX3421e<P5, P17> MAX3421E; // ESP32 boards
typedef MAX3421e<P13, P26> MAX3421E; // ESP32 boards  // LABZ
#else

#elif defined(ESP32)
//LABZ typedef SPi< P18, P23, P19, P5 > spi;
typedef SPi< P18, P23, P19, P13 > spi; // LABZ
#else

#include "stdafx.h"
#include <stdio.h>
#include <string.h>

// 描述:execmd函数执行命令，并将结果存储到result字符串数组中
// 参数:cmd表示要执行的命令,  result是执行的结果存储的字符串数组
// 函数执行成功返回1，失败返回0
#pragma warning(disable:4996)
int execmd(char* cmd, char* result) {
	char buffer[128]; //定义缓冲区
	FILE* pipe = _popen(cmd, "r"); //打开管道，并执行命令
	if (!pipe)
		return 0; //返回0表示运行失败
	while (!feof(pipe)) {
		if (fgets(buffer, 128, pipe)) { //将管道输出到result中
			strcat(result, buffer);
		}
	}
	_pclose(pipe); //关闭管道
	return 1; //返回1表示运行成功
}

int main(void)
{
	char res[2048] = { 0 };
	execmd("powershell $psversiontable", res);
	printf("Result [%s]\r\n",res);
	getchar();
}