Abov E-OCD II - Page 36

Debugger Software (for Microsoft Windows) E-OCD II Debugger User’s Manual
36
If you select <= and the input number is 56 (decimal), the following data break condition
will be set.
if (target device’s value <= 56) BREAK occur;
 Signed / Unsigned : A signed variable uses the variable’s MSB (most significant bit) as +
or –. An unsigned variable uses the variable’s MSB as a number. The following is an
example for signed/unsigned variables’ value ranges:
Table 3-1 Variable Value Ranges
Byte
Count
Signed value
Unsigned value
Min.
Max.
Min.
Max.
1
-128
127
0
255
2
-32,768
32,767
0
65,535
4
-2,147,483,648
2,147,483,647
0
4,294,967,295
 Big Endian / Little Endian : Endianness determines the sequential order of bytes in the
given number, e.g., in a single 16-, 32-, or 64-bit word.
- Big Endian: Stores the most significant byte first.
- Little Endian: Stores the least significant byte first.
2) bit break section
: Select the use 1bit checkbox and perform settings as follows:
 Condition : Set the comparing condition:
X : Do not care
0 : 0
1 : 1
 Position : Change the bit position.