General Exceptions; Table 9.2 Type Of Reset - Renesas HD6417641 Hardware Manual

Section 9 Exception Handling
Table 9.2 Type of Reset
Type Condition to reset
RESETP = Low level
Power-on reset
RESETM = Low level
Manual reset
H-UDI reset H-UDI reset command entry
9.3.2

General Exceptions

CPU address error:
• Conditions
 Instruction is fetched from odd address (4n + 1, 4n + 3)
 Word data is accessed from addresses other than word boundaries (4n + 1, 4n + 3)
 Long word is accessed from addresses other than longword boundaries (4n + 1, 4n + 2,
4n + 3)
 The area ranging from H'80000000 to H'FFFFFFFF in logical space is accessed in user
mode
• Types
Instruction synchronous, re-execution type
• Save address
Instruction fetch: An instruction address to be fetched when an exception occurred
Data access: An instruction address where an exception occurs (a delayed branch instruction
address if an instruction is assigned to a delay slot)
• Exception code
An exception occurred during read: H'0E0
An exception occurred during write: H'1E0
• Remarks
None
Rev. 4.00 Sep. 14, 2005 Page 206 of 982
REJ09B0023-0400
Internal state
CPU On-chip peripheral module
Initialization Refer to the register
configurations in the relevant
sections.