Renesas H8/3067 Series User Manual page 114

Section 4 Exception Handling
SP
SP set to H'FFFEFF
Legend
CCR: Condition code register
PC: Program counter
R1L: General register R1L
SP: Stack pointer
Note: The diagram illustrates modes 3 and 4.
Rev. 4.00 Jan 26, 2006 page 90 of 938
REJ09B0276-0400
SP
TRAPA instruction executed
Data saved above SP
Figure 4.7 Operation when SP Value is Odd
CCR SP
PC
MOV. B R1L, @-ER7
CCR contents lost
R1L H'FFFEFA
H'FFFEFB
PC
H'FFFEFC
H'FFFEFD
H'FFFEFF