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CHAPTER 8: DEBUGGER
190 EPSON S5U1C63000A MANUAL
(S1C63 FAMILY ASSEMBLER PACKAGE)
br (register break)
Function
This command sets or clears register break. This command allows you to specify data or a mask that
constitutes a break condition for each register (A, B, F, X, and Y). The program will break when all
setting conditions are met.
Format
(1) >br <register> <value> [<register> <value> [...<register> <value>]]↵ (direct input mode)
(2) >br↵ (guidance mode)
Register break set status
1. set 2. clear …? <1 | 2>↵ (Command is completed when "2" is selected.)
A
Old value
: <value>↵
B
Old value
: <value>↵
FE
Old value
: <value>↵
FI
Old value
: <value>↵
FC
Old value
: <value>↵
FZ
Old value
: <value>↵
X
Old value
: <value>↵
Y
Old value
: <value>↵
>
<register>: Register name; A, B, F, X or Y
<value>: Data pattern for the register; hexadecimal or binary (F register) (* can be used for the bits to be
masked)
Examples
Format (1)
>br f **1*↵ ... Sets a register break condition so that the program breaks when the C flag is set.
Format (2)
>br↵
A: - B: - X: - Y: - EICZ: -
1. set 2. clear ...? 1↵ ... "1. set" is selected.
A - : a↵ ... Data 0xa is set for A register condition.
B - : *↵ ... "*" masks the register condition.
FE - : *↵
FI - : *↵
FC - : 1↵
FZ - : *↵
X - : 20↵
Y - : ^↵ ... "^↵" returns guidance to previous setting.
X 20 : 60↵
Y - : *↵
>br↵
A:a B:* X:60 Y:* EICZ:**1*
1. set 2. clear ...? 2↵ ... "2. clear" is selected.
>br↵
A: - B: - X: - Y: - EICZ: -
1. set 2. clear ...? ↵ ...Terminated by [Enter] key.
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