Epson ARM720T Benutzerhandbuch

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9: Debugging Your System
9-42
EPSON
ARM720T CORE CPU MANUAL
The structure of the debug control and status registers is shown in Figure 9-17.
Figure 9-17  Debug control and status register structure
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit 0
Bit 2
Bit 1
Debug
control
register
Debug
status
register
TBIT
(from core)
TRANS[1]
(from core)
+
+
+
+
DBGACKI
(from core)
Interrupt mask enable
(to core)
DBGRQ
(from ARM720T input)
DBGACKI
(from core)
DBGACK
(to ARM720T processor
output)
DBGRQI
(to core)