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。
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
- ……………………
- …………限于本文篇幅 余下代码请从51黑下载附件…………
所有资料51hei提供下载:
en.STSW-IMG005.zip
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