s5u1c33000c Epson Electronics America, Inc., s5u1c33000c Datasheet - Page 323

• Manufacturer Part Number: s5u1c33000c
• Description: Cmos 32-bit Single Chip Microcomputer S5u1c33000c Manual
• Manufacturer: Epson Electronics America, Inc.

16.9.6 Break Functions
The target program is made to stop executing by one of the following causes:
Break by command
S5U1C33000C MANUAL
(C COMPILER PACKAGE FOR S1C33 FAMILY) (Ver. 4)
(1) Software PC break
Break command conditions are satisfied.
The [Key break] button is activated. (not available in debug monitor mode)
The S5U1C33104H/S5U1C33000H BRKIN pin is pulled low.
A map break or similar break occurs.
The db33 has four types of break functions that allow the break conditions to be set by a command. When
the set conditions in one of these break functions are met, the program under execution is made to break.
This function causes the program to break when the PC matches the address set by a command. The
program is made to break before executing the instruction at that address. Up to 16 addresses can be set as
the breakpoints.
When this break occurs, the db33 displays the following message in the [Command] window and stands by
waiting for command input.
When using the bp command, follow the guidance displayed in the [Command] window as you enter
addresses. The addresses which have a valid (enabled) breakpoint set are marked with a prefix "!" or "?"
and red or blue underline as they are displayed in the [Source] window.
"!" + red underline:
"?" + blue underline: When a breakpoint is set somewhere other than the beginning address of the source
Table 16.9.6.1 Command/menu command/tool bar button to set software PC breakpoint
Setting/canceling breakpoints
When a breakpoint is set at the displayed address
code in the source display mode
Function
This dialog box appears on the screen when you select the
[Soft PC...] command from the [Break] menu.
Up to 16 addresses can be registered in the breakpoint list.
Registering break addresses
Enter an address in the [Break at] text box, then press [Enter]
or click the [Set] button. Addresses can be entered using the
symbols.
Clearing a breakpoint
Select the address to be cleared from the [Breakpoint list]
box, then click the [Clear] button.
Enabling/disabling a breakpoint
When a break address is registered, it is configured as an
enabled breakpoint. The enabled breakpoint is indicated with
"/E" in the list. It can be disabled without clearing the
registered address. To disable a breakpoint, select the address
from the list, then click the [Disable] button. The "/E"
symbol changes to "/D" indicating that the breakpoint is
disabled. The [Enable] button switches the disabled break
point (/D) to be enabled. (/E).
EPSON
Command
bp
[Break]-[Soft PC...]
Menu
CHAPTER 16: DEBUGGER
Button
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