HD6417641 RENESAS [Renesas Technology Corp], HD6417641 Datasheet - Page 313
HD6417641
Manufacturer Part Number
HD6417641
Description
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
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(Example 1-3)
• Register specifications
(Example 1-4)
• Register specifications
After an instruction with and address H'00037226 is executed, a user break occurs before an
instruction with and address H'0003722E is executed.
BARA = H'00027128, BAMRA = H'00000000, BBRA = H'005A, BARB = H'00031415,
BAMRB = H'00000000, BBRB = H'0054, BDRB = H'00000000, BDMRB = H'00000000,
BRCR = H'00000000
Specified conditions: Channel A/channel B independent mode
<Channel A>
Address:
Bus cycle: L bus/instruction fetch (before instruction execution)/write/word
<Channel B>
Address:
Data:
Bus cycle: L bus/instruction fetch (before instruction execution)/read (operand size is not
On channel A, no user break occurs since instruction fetch is not a write cycle. On channel B,
no user break occurs since instruction fetch is performed for an even address.
BARA = H'00037226, BAMRA = H'00000000, BBRA = H'005A, BARB = H'0003722E,
BAMRB = H'00000000, BBRB = H'0056, BDRB = H'00000000, BDMRB = H'00000000,
BRCR = H'00000008
Specified conditions: Channel A/channel B sequential mode
<Channel A>
Address:
Bus cycle: L bus/instruction fetch (before instruction execution)/write/word
<Channel B>
Address:
Data:
Bus cycle: L bus/instruction fetch (before instruction execution)/read/word
Since instruction fetch is not a write cycle on channel A, a sequential condition does not
match. Therefore, no user break occurs.
H'00027128, Address mask: H'00000000
H'00031415, Address mask: H'00000000
H'00000000, Data mask: H'00000000
included in the condition)
H'00037226, Address mask: H'00000000
H'0003722E, Address mask: H'00000000
H'00000000, Data mask: H'00000000
Rev. 4.00 Sep. 14, 2005 Page 263 of 982
Section 11 User Break Controller (UBC)
REJ09B0023-0400
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