Differences Between H8S Microcomputer And Emulator; Power Up And Reset - Renesas CE2000-H8S Series User Manual

www.DataSheet4U.com
Section 5. Differences between H8S Microcomputer and
5.1

Power up and reset

When the emulator initialises the system or resets the Microcomputer as a result of a command such as
switching the clock, or when the reset command is used, note that the general-purpose registers and part
of the control registers are initialized.
Status
Emulator
Initialisation
(power on)
Emulator
Initialisation
(reset
command)
Emulator
Table 5-1 Differences between H8S and Emulator
Register Emulator
PC Power on reset vector value
ER0 to ER6 H'00000000
ER7 (SP) H'FFEFBC
The I mask is set to 1 and the
CCR other bits are undefined
(B'1-------)
Trace bit is set to 0 and the
EXR interrupt bits are set to 1
(B'0----111)
PC Power on reset vector value
ER0 to ER6 Undefined
ER7 (SP) Undefined
The I mask is set to 1 and the
CCR other bits are undefined
(B'1-------)
Trace bit is set to 0 and the
EXR interrupt bits are set to 1
(B'0----111)
H8S
Power on reset vector value
Undefined
Undefined
The I mask is set to 1 and the
other bits are undefined
(B'1------)
Trace bit is set to 0 and the
interrupt bits are set to 1
(B'0----111)
Power on reset vector value
Undefined
Undefined
The I mask is set to 1 and the
other bits are undefined
(B'1------)
Trace bit is set to 0 and the
interrupt bits are set to 1
(B'0----111)
40