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Section 11 User Break Controller (UBC)
Rev. 4.00 Sep. 14, 2005 Page 243 of 982
REJ09B0023-0400
11.2 Register Descriptions
The user break controller has the following registers. For details on register addresses and access
sizes, refer to section 24, List of Registers.
• Break address register A (BARA)
• Break address mask register A (BAMRA)
• Break bus cycle register A (BBRA)
• Break address register B (BARB)
• Break address mask register B (BAMRB)
• Break bus cycle register B (BBRB)
• Break data register B (BDRB)
• Break data mask register B (BDMRB)
• Break control register (BRCR)
• Execution times break register (BETR)
• Branch source register (BRSR)
• Branch destination register (BRDR)
11.2.1 Break Address Register A (BARA)
BARA is a 32-bit readable/writable register. BARA specifies the address used as a break condition
in channel A.
Bit Bit Name
Initial
Value R/W Description
31 to 0 BAA31 to
BAA0
All 0 R/W Break Address A
Store the address on the LAB or IAB specifying break
conditions of channel A.