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Zilog Z51F0811 User Manual

Page 47

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UM024002-0512

The Z8051 On-Chip Debugger

Z8051 On-Chip Debugger and In-System Programmer

User Manual

39

Line Assemble

The Line Assemble function supports a line assembly function in which users can change
the code space with assembly language. This function can directly change the target MCU
code space, but it does not change the source program file.

With your mouse, move the cursor to a line that you wish to change, and right-click to
open an edit field for the contents of that line, as shown in Figure 41. Change the contents
of the line by entering an instruction, operand, etc., in hexadecimal format.

PC Break Toggle

The target MCU’s internal Program Counter (PC), sets or clears all PC breakpoint settings.
The PC breakpoint count differs in each device in the Z8051 Series; normally, eight break-
points can be set. In Figure 42, the red line represents a program counter breakpoint in the
line, and the blue line represents the current program counter.

Figure 41. Using the Code Assembler Function, #3 of 3

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