HD6432621 Hitachi, HD6432621 Datasheet - Page 136

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

4.6
Figures 4-5 (1) and 4-5 (2) show the stack after completion of trap instruction exception handling
and interrupt exception handling.
92
Figure 4-5 (1) Stack Status after Exception Handling (Normal Modes: Not Available in the
SP
SP
Stack Status after Exception Handling
Figure 4-5 (2) Stack Status after Exception Handling (Advanced Modes)
(a) Interrupt control mode 0
Note: * Ignored on return.
Note: * Ignored on return.
(a) Interrupt control mode 0
(24 bits)
(16 bits)
CCR
PC
CCR
CCR*
PC
H8S/2626 Series or H8S/2623 Series)
SP
SP
(b) Interrupt control mode 2
(b) Interrupt control mode 2
(16 bits)
(24 bits)
Reserved*
Reserved*
EXR
CCR
CCR*
PC
EXR
CCR
PC