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3.5.10 Different Initial Values of Registers in the Emulator
Note that the emulator initializes some general or control registers whenever the system is activated or the MCU
is reset by commands.
Table 3.9 Initial Values of Registers in the MCU and the Emulator
Emulator
Register Name Power On Reset (Reset CPU) MCU (Reset)
PC Power-on reset vector
PC value
Power-on reset vector
PC value
Power-on reset vector
PC value
R0 to R14 H'00000000 Value before reset Undefined
R15 (SP) Power-on reset vector
SP value
Power-on reset vector
SP value
Power-on reset vector
SP value
SR H'000000F0 H'000000F0 H'00000XFX*
GBR H'00000000 Value before reset Undefined
VBR H'00000000 H'00000000 H'00000000
MACH H'00000000 Value before reset Undefined
MACL H'00000000 Value before reset Undefined
PR H'00000000 Value before reset Undefined
Note: X indicates an undefined value.
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