Renesas R8C/Tiny Series Software Manual page 137

Chapter 3 Functions
SSTR
[ Syntax ]
SSTR.size
*1
[ Operation ]
When size specifier (.size) is (.B)
Repeat
M(A1)
A1
R3
Until
*1 If you set a value 0 in R3, this instruction is ingored.
[ Function ]
• This instruction stores string, with the store data indicated by R0, the transfer address indicated by A1,
and the transfer count indicated by R3.
• The A0 or A1 when the instruction is completed contains the next address of the last-written data.
• If an interrupt request is received during instruction execution, the interrupt is acknowledged after one
data transfer is completed.
[ Flag Change ]
U I O
Flag
Change
[ Description Example ]
SSTR.B
[ Related Instructions ]
String SToRe
R0L
A1 + 1
R3 – 1
R3 = 0
B S Z D C
SMOVB,SMOVF
Store string
[ Instruction Code/Number of Cycles ]
B , W
When size specifier (.size) is (.W)
Repeat
M(A1)
A1
R3
Until
120
3.2 Functions
SSTR
Page=231
R0
A1 + 2
R3 – 1
R3 = 0