HD6417660 RENESAS [Renesas Technology Corp], HD6417660 Datasheet - Page 694

• Manufacturer Part Number: HD6417660
• Description: Renesas 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Figure 25.1 shows a block diagram of the UBC.
Rev. 1.00, 02/04, page 656 of 804
Legend
BBRA
BARA
BAMRA
BBRB
BARB
BAMRB
Access
control
LDB/IDB/
XDB/YDB
: Break bus cycle register A
: Break address register A
: Break address mask register A
: Break bus cycle register B
: Break address register B
: Break address mask register B
Figure 25.1 Block Diagram of User Break Controller
XAB/YAB
IAB
CPU state signals
LAB
comparator
comparator
comparator
comparator
comparator
Channel A
Channel B
PC trace
Address
Address
Control
Access
Access
Data
BDRB
BDMRB
BETR
BRSR
BRDR
BRCR
User break request
: Break data register B
: Break data mask register B
: Break execution times register
: Branch source register
: Branch destination register
: Break control register
BBRA
BBRB
BETR
BDMRB
BAMRA
BAMRB
BRDR
BRCR
BARA
BARB
BDRB
BRSR
Internal bus