h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 93

• Manufacturer Part Number: h8s-2172
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
• Manufacturer: Renesas Electronics Corporation.

SP
Note: This diagram illustrates an example in which the interrupt control mode is 0.
Legend
CCR :
R1L :
PC :
SP :
SP set to H'FFFEFF
Condition code register
Program counter
General register R1L
Stack pointer
TRAPA instruction executed
Figure 4.3 Operation when SP Value is Odd
SP
Data saved above SP
CCR
PC
MOV.B R1L, @-ER7 executed
SP
Contents of CCR lost
Rev. 2.00, 03/04, page 61 of 534
R1L
PC
H'FFFEFA
H'FFFEFB
H'FFFEFC
H'FFFEFD
H'FFFEFF
Address