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Section 17 Flash Memory (0.18-(m F-ZTAT Version)
Rev. 3.00 Mar. 14, 2006 Page 634 of 804
REJ09B0104-0300
(3)
Inquiry and Selection States
The boot program returns information from the flash memory in response to the host's inquiry
commands and sets the device code, clock mode, and bit rate in response to the host's selection
command.
Table 17.15 lists the inquiry and selection commands.
Table 17.15 Inquiry and Selection Commands
Command Command
Name
Description
H'20
Supported device inquiry
Inquiry regarding device codes
H'10 Device
selection
Selection of device code
H'21
Clock mode inquiry
Inquiry regarding numbers of clock modes
and values of each mode
H'11
Clock mode selection
Indication of the selected clock mode
H'22
Multiplication ratio inquiry
Inquiry regarding the number of frequency-
multiplied clock types, the number of
multiplication ratios, and the values of each
multiple
H'23
Operating clock frequency inquiry
Inquiry regarding the maximum and minimum
values of the main clock and peripheral clocks
H'24
User boot MAT information inquiry Inquiry regarding the number of user boot
MATs and the start and last addresses of
each MAT
H'25
User MAT information inquiry
Inquiry regarding the a number of user MATs
and the start and last addresses of each MAT
H'26
Block for erasing information Inquiry Inquiry regarding the number of blocks and
the start and last addresses of each block
H'27
Programming unit inquiry
Inquiry regarding the unit of program data
H'3F
New bit rate selection
Selection of new bit rate
H'40
Transition to programming/erasing
state
Erasing of user MAT and user boot MAT, and
entry to programming/erasing state
H'4F
Boot program status inquiry
Inquiry into the operated status of the boot
program
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