ch372USB通信

import console; 
var dll = raw.loadDll("/CH37xWR.dll",,"cdecl");
usbInit = dll.api("usbInit","bool(INT ulIndex)" );
usbClose = dll.api("usbClose","bool(void)" );
usbWrite = dll.api("usbWrite","INT(INT unEndPoint,pointer pSendBytes,INT unSendLength)" );
usbRead = dll.api("usbRead","INT(INT unEndPoint,pointer pRecvBytes,INT unSendLength)" );

console.log(usbInit(0))
//var data = raw.buffer({byte a[4]={0xb0;0x4f;0x01;0x01}});
var data2 = raw.buffer({byte a[3]={0xD0;0x2f;0x00}});
console.log(usbWrite(2,data2,3));
sleep(1000)

var ret = raw.buffer(100,'\0');
console.log(usbRead(2,ret,64))

console.dump(raw.tostring(ret))

var data = raw.buffer({byte a[4]={0xb0;0x4f;0x01;0x01}});
console.log(usbWrite(2,data,4));
sleep(1000)

var ret = raw.buffer(100,'\0');
console.log(usbRead(2,ret,64))

console.dump(string.hex(raw.tostring(ret),""))

console.log(usbClose())

console.pause(true);

本来用网上别人二次封装的, 发现各种有问题, 算了自己封装了一个.

ch375.zip

VS2015封装dll的工程代码如下:

#include "stdafx.h"
#include "doDll.h"
#include "CH375DLL.h"
#pragma comment(lib,"CH375DLL")  //隐式调用库文件


bool OPenSuccess = false;
unsigned int CH375_Index = 0;

DODLL_API bool usbInit(int index=0)
{
	CH375_Index = index;
	if (OPenSuccess == false) {
		OPenSuccess = (CH375OpenDevice(CH375_Index) != INVALID_HANDLE_VALUE);
	}
	
	return OPenSuccess;
}

DODLL_API bool usbClose(void)
{
	if (OPenSuccess == true)
	{
		CH375CloseDevice(CH375_Index);
		OPenSuccess = false;
	}
	return true;
}

DODLL_API long usbWrite(INT unEndPoint, unsigned char* pSendBytes, ULONG unSendLength)
{
	ULONG len = unSendLength;
	if (OPenSuccess == true)
	{
		BOOL ret = CH375WriteData(CH375_Index, pSendBytes, &len);
		if (ret == TRUE)
		{
			return len;
		}
		else {
			return -1;
		}
	}
	return -1;
}

DODLL_API long usbRead(INT unEndPoint, unsigned char* pRecBytes, ULONG unSendLength)
{
	ULONG len = unSendLength;
	if (OPenSuccess == true)
	{
		BOOL ret = CH375ReadData(CH375_Index, pRecBytes, &len);
		if (ret == TRUE)
		{
			return len;
		}
		else {
			return -1;
		}
	}
	return -1;
}

doDll.zip