Mode Setting - Fujitsu MB90460 Series Hardware Manual

CHAPTER 8 MODE SETTING
8.1

Mode Setting

2
The F MC-16LX supports the modes for access method, and access areas. A mode is
determined based on the settings by the mode pin at a reset as well as the mode data
fetched.
■ Mode Setting
2
The F MC-16LX supports the modes for access method, and access areas, classified as shown in Figure
8.1-1 in this module.
■ Operating Modes
The operating modes control the operating state of the device, and are specified by the mode setting pin
(MDx) and Mx bit contents in mode data.
Note:
Because the MB90460/465 series is only used in single-chip mode, set MD2, MD1, MD0 to 011
set M1, M0 to 00
■ Bus Mode
The bus mode controls the operation of internal ROM and external access functions, and is specified by the
mode setting pin (MDx) and Mx bit contents in mode data. The mode setting pin (MDx) specifies bus
mode when reset vector and mode data are read. The Mx bit in mode data specifies bus mode during
normal operation.
■ RUN Mode
The RUN mode means CPU operating mode. The RUN mode includes main clock mode, PLL clock mode,
and various low power consumption modes.
MODE", for details.
Note:
Because the MB90460/465 series is only used in single-chip mode, set MD2, MD1, MD0 to 011
set M1, M0 to 00
158
Figure 8.1-1 Mode Classification
Operating mode
RUN mode
FLASH WRITE mode
.
B
.
B
Bus mode
Single-chip mode
See "CHAPTER 6 LOW POWER CONSUMPTION
and
B
and
B