S1C17 Core I/O Area - Epson S1C17704 Technical Manual

3.6 S1C17 Core I/O Area

The 1K-byte area from address 0xfffc00 to address 0xffffff is the I/O area for the CPU core in which the I/O
registers listed in the table below are located.
Peripheral Address
S1C17 Core I/O 0xffff80
0xffff84
0xffff90
See Section 2.4, "Vector Table," and Section 2.5, "Processor Information," for TTBR and IDIR, respectively. For
DBRAM, see Chapter 24, "On-chip Debugger (DBG)."
S1C17704 TECHNICAL MANUAL
Table 3.6.1 I/O Map (S1C17 Core I/O Area)
Register name
TTBR Vector Table Base Register
IDIR Processor ID Register
DBRAM Debug RAM Base Register
EPSON
3 MEMORY MAP, BUS CONTROL
Function
Indicates the vector table base address.
Indicates the processor ID.
Indicates the debug RAM base address.
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