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Chapter 2 Basic CPU Functions
28
Overview/Address Space
2-1 Overview
Basic CPU functions are in conformance with the MN101C00 series manual
(architecture manual). This chapter describes specifications unique to the
MN101C117/115.
2-2 Address Space
2-2-1 Memory Configuration
Figure 2-2-1 Memory Map
∗ Differs depending upon the model.
MN101C115 Internal RAM X'00000'
to
X'000FF' 256 bytes
Internal ROM X'04000'
to
X'05FFF' 8 KB
MN101CP117 Internal RAM X'00000'
to
X'001FF' 512 bytes
EP ROM X'04000'
to
X'01FFF' 16 KB
Internal
RAM space
Special function registers
X'00000'
X'00100'
512 bytes
256 bytes
256 bytes
128 bytes
64 bytes
16 KB
X'03F00'
X'00200'
X'04000'
X'04080'
X'040C0'
X'07FFF'
Internal
ROM space
∗
∗
Abs 8 addressing
access area
Data
Interrupt
vector table
Subroutine
vector table
Instruction code/
table data