Mitsubishi Electric M32R Series User Manual page 62

3
3.2 Operation Modes
The 32170 is placed in one of the following modes by setting its operation mode (using MOD0 and
MOD1 pins). For details about the mode used to rewrite the internal flash memory, refer to Section
6.5, "Programming of Internal Flash Memory."
Table 3.2.1 Setting Operation Modes
VSS
VSS
VCC
VCC
Notes 1: VCC connects to +5 V, and VSS connects to GND.
2: For flash rewrite mode (FP = VCC) not listed in the above table, refer to Section 6.5, "Programming
of Internal Flash Memory."
The internal ROM and extended external areas are located differently depending on the 32170's
operation mode. (All other areas in address space are located the same way.) The address maps of
internal ROM and extended external areas in each mode are shown below. (For flash rewrite mode
(FP = VCC) not listed in the above table, refer to Section 6.5, "Programming of Internal Flash
Memory.")
H'0000 0000
H'000B FFFF
H'000C 0000
H'000F FFFF
H'0010 0000
H'001F FFFF
H'0020 0000
H'003F FFFF
Figure 3.2.1 M32170F6 Operation Mode and Internal ROM/Extended External Areas
MOD0 MOD1 (Note 1)
VSS Single-chip mode
VCC Extended external mode
VSS Processor mode (FP = VSS)
VCC Reserved (cannot be used)
Internal ROM
area
(768 Kbytes)
<Single-chip mode>
3-6
Operation Mode (Note 2)
Non-CS0 area
Internal ROM
area
(768 Kbytes)
Reserved area
(256 Kbytes)
CS0 area
(1 Mbyte)
CS1 area
(2 Mbytes)
<Extended external mode>
ADDRESS SPACE
3.2 Operation Modes
CS0 area
(2 Mbytes)
CS1 area
(2 Mbytes)
<Processor mode>
Ver.0.10