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mcdp moved to trunk

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git-svn-id: https://svn.code.sf.net/p/libusbjava/code/trunk@31 94ad28fe-ef68-46b1-9651-e7ae4fcf1c4c
This commit is contained in:
schlaepfer
2005-10-28 10:58:52 +00:00
parent 76dcd69f93
commit 5487a0f634
37 changed files with 5613 additions and 0 deletions
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108
mcdp/scrapBook.jpage Normal file
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@@ -0,0 +1,108 @@
short i = (short) 0x8613;
return i;(short) -31213
++++++
int i = -15;
System.out.println(i & 0xFF);
++++++
int x;
for (int i = -10000; i < 10000; i++) {
x = (i & 0xFF);
if (x < 0){
System.out.println(i & 0xFF);
}
}
++++++
int b = -15;
int c = (b & 0xFF);
System.out.println(c);
++++++
byte b = (byte) 0x80;
b |= 0x40;
b |= 0x20;
System.out.println(b);
++++++
int word = -1; // 0x00010000;
int shift = 27;
byte b = (byte) ((word >>> 21) & 0x0FF);
int i = (word >>> shift);
System.out.println(word + "\t" + shift);
System.out.println(b);
System.out.println(i);
++++++
int word = 0xFF3;
byte b = (byte) ((word & 0x07) << 5);
System.out.println(b);
++++++
System.out.println(64 >>> 1);
++++++
int word = 0xFF0F0F0F;
boolean lengthBit = false, controlBit = true;
byte b = (byte) 0x80;
if (lengthBit) {
b |= 0x40;
}
if (controlBit) {
b |= 0x20;
}
b |= (byte) (word >>> 27); System.out.print(b + "\t");
b = (byte) ((word >>> 19) & 0xFF); System.out.print(b + "\t");
b = (byte) ((word >>> 11) & 0xFF); System.out.print(b + "\t");
b = (byte) ((word >>> 3) & 0xFF); System.out.print(b + "\t");
b = (byte) ((word & 0x07) << 5); System.out.println(b);
++++++
byte[] data = new byte[5];
data[0] = 0x00; data[1] = 0x00; data[2] = 0x00; data[3] = 0x29; data[4] = (byte) 0x80;
int retValue = ((data[0] << 3) + ((data[1] & 0xFF) >>> 5)) << 24;
System.out.println("0x" + Integer.toHexString(retValue));
// second byte
retValue += (((data[1] << 3) & 0xFF) + ((data[2] & 0xFF) >>> 5)) << 16;
System.out.println("0x" + Integer.toHexString(retValue));
// third byte
retValue += (((data[2] << 3) & 0xFF) + ((data[3] & 0xFF) >>> 5)) << 8;
System.out.println("0x" + Integer.toHexString(retValue));
// fourth byte
retValue += ((data[3] << 3) & 0xFF) + ((data[4] & 0xFF) >>> 5);
System.out.println("0x" + Integer.toHexString(retValue));
++++++
byte b = 0x7D;
System.out.println((b & 0x80));
++++++
int i1 = 0x12345678, i2 = 0x56789012;
long l = ((long) i1 << 32) + i2;
System.out.println(Long.toHexString(l));
++++++
int val = 5;
for (int i = 0; i <= 7; i++) {
int cmd = 0xFC00010C + (7 - i) * 0x800000 + ((val >>> i*4) & 0xF)*0x1000;
System.out.println(i + "\t0x" + Integer.toHexString(cmd));
}
++++++
System.out.println("0x" + Integer.toHexString((0x20 << 3) & 0xFF));
++++++
int data = 0x1111;
byte b;
b = (byte) ((data >>> 9) & 0xFF);
System.out.println("0x" + Integer.toHexString(b));
b = (byte) ((data >>> 1) & 0xFF);
System.out.println("0x" + Integer.toHexString(b));
b = (byte) ((data & 0x01) << 7);
System.out.println("0x" + Integer.toHexString(b));
++++++
byte[] data = new byte[3];
data[0] = (byte) 0xFF; data[1] = 0x01; data[2] = 0x00;
byte b = 0;
for (int bit = 0; bit <= 7; bit++) {
if ((data[1] & (1 << bit)) > 0) {
b += 1 << (7 - bit);
}
}
int retValue = (b & 0xFF) << 8;
// turn LSB
b = 0;
for (int bit = 0; bit <= 7; bit++) {
if ((data[0] & (1 << bit)) > 0) {
b += 1 << (7 - bit);
}
}
retValue += (b & 0xFF);
System.out.println("0x" + Integer.toHexString(retValue));