从
Java 调用 Corelis Jtag USB-1149.1_1E 的 DLL 方法时遇到问题,即使我可以从 labview 调用它。在 Corelis 用户指南中scan_multiple
有五个参数。但是data_in
是一个返回值,因此,我认为它不应该是一个参数/输入。我应该如何在 Java 中构建我的scan_Multiple()
?有多少参数?
公文:
int scan_Multiple(const long n_commands,const unsigned long *method,const unsigned short *data_out,unsigned long *bit_length,unsigned short *data_in)
法典:
public class HelloWorld {
public native int scan_Multiple(long n1, long n2, short n3, long n4, short n5);
// private native void print();
public static void main(String[] args){
System.loadLibrary("usb1e_sfl_x64");
HelloWorld sample = new HelloWorld();
System.out.println("test1");
long n1 = 1000;
long n2 = 1000;
short n3 = 2;
long n4 = 2;
short n5 = 2;
System.out.println(n1 + " " + n2 + " " + n3);
int test222 = sample.scan_Multiple(n1,n2,n3,n4,n5);
System.out.println("test2" + n1 + n2 + n3 + n4 + n5 + test222);
// usb1e_sfl_x64 sample = new usb1e_sfl_x64();
// int test = sample.scan_multiple
}
static{
// System.loadLibrary("usb1e_sfl_x64");
}
}
尝试用类包装器框data_in
Short n5;
这样,参数将通过 Reference 传递,并且应该在函数上返回所需的数据。