标题:
激光测距模块VL530X API程序源码
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作者:
创客168
时间:
2018-8-8 10:37
标题:
激光测距模块VL530X API程序源码
激光测距模块VL530X API,内含ContinuousRanging测距模式例程,SingleRanging测距模式例程,SingleRanging_High_Accuracy测距模式例程,SingleRanging_High_Speed测距模式例程,SingleRanging_Long_Range测距模式例程可供参考。
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源程序如下:
#include <windows.h>
#include <stdio.h>
#include <tchar.h>
#include "get_nucleo_serial_comm.h"
DWORD QueryKey(HKEY hKey, TCHAR *pSearchDevice, TCHAR *pPortName)
{
TCHAR achKey[MAX_KEY_LENGTH]; // buffer for subkey name
DWORD cbName; // size of name string
TCHAR achClass[MAX_PATH] = TEXT(""); // buffer for class name
DWORD cchClassName = MAX_PATH; // size of class string
DWORD cSubKeys=0; // number of subkeys
DWORD cbMaxSubKey; // longest subkey size
DWORD cchMaxClass; // longest class string
DWORD cValues; // number of values for key
DWORD cchMaxValue; // longest value name
DWORD cbMaxValueData; // longest value data
DWORD cbSecurityDescriptor; // size of security descriptor
FILETIME ftLastWriteTime; // last write time
DWORD i, retCode;
TCHAR achValue[MAX_VALUE_NAME];
DWORD cchValue = MAX_VALUE_NAME;
TCHAR achDataValue[MAX_VALUE_NAME];
DWORD cchDataValue = MAX_VALUE_NAME;
// Get the class name and the value count.
retCode = RegQueryInfoKey(
hKey, // key handle
achClass, // buffer for class name
&cchClassName, // size of class string
NULL, // reserved
&cSubKeys, // number of subkeys
&cbMaxSubKey, // longest subkey size
&cchMaxClass, // longest class string
&cValues, // number of values for this key
&cchMaxValue, // longest value name
&cbMaxValueData, // longest value data
&cbSecurityDescriptor, // security descriptor
&ftLastWriteTime); // last write time
// Enumerate the subkeys, until RegEnumKeyEx fails.
if (cSubKeys)
{
_tprintf(TEXT( "\nNumber of subkeys: %d\n"), (int)cSubKeys);
for (i=0; i<cSubKeys; i++)
{
cbName = MAX_KEY_LENGTH;
retCode = RegEnumKeyEx(hKey, i,
achKey,
&cbName,
NULL,
NULL,
NULL,
&ftLastWriteTime);
if (retCode == ERROR_SUCCESS)
{
_tprintf(TEXT("(%d) %s\n"), (int)(i+1), achKey);
}
}
}
// Enumerate the key values.
if (cValues)
{
printf( "\nNumber of values: %d\n", (int)cValues);
for (i=0, retCode=ERROR_SUCCESS; i<cValues; i++)
{
cchValue = MAX_VALUE_NAME;
achValue[0] = '\0';
cchDataValue = MAX_VALUE_NAME;
achDataValue[0] = '\0';
retCode = RegEnumValue(hKey, i,
achValue,
&cchValue,
NULL,
NULL,
achDataValue,
&cchDataValue );
if (retCode == ERROR_SUCCESS)
{
_tprintf(TEXT("(%d) %s data %s cchDataValue=%d\n"), (int)(i+1), achValue, achDataValue, (int)cchDataValue);
if (strcmp(pSearchDevice, achValue) == 0) {
strcpy(pPortName, achDataValue);
_tprintf(TEXT("Found\n"));
return 1;
}
} else {
_tprintf(TEXT("ERROR (%d) %d \n"), (int)(i+1), (int)retCode);
}
}
}
return 0;
}
DWORD GetNucleoSerialComm(TCHAR *pSerialCommStr)
{
HKEY hTestKey;
DWORD state = 0;
TCHAR achDataValue[MAX_VALUE_NAME];
if( RegOpenKeyEx( HKEY_LOCAL_MACHINE,
TEXT("HARDWARE\\DEVICEMAP\\SERIALCOMM"),
0,
KEY_READ,
&hTestKey) == ERROR_SUCCESS
)
{
state = QueryKey(hTestKey, "\\Device\\USBSER000", achDataValue);
if (state == 1) {
_tprintf(TEXT("found USBSER000 at port com %s\n"), achDataValue);
strcpy(pSerialCommStr, achDataValue);
} else
_tprintf(TEXT("ERROR USBSER000 not found!\n"));
}
RegCloseKey(hTestKey);
if (state == 1)
return 1;
else
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