Section 24 Flash Memory
Rev. 1.00 Apr. 28, 2008 Page 806 of 994
REJ09B0452-0100
(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 24.17 lists the inquiry and selection commands.
Table 24.17 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
Division ratio inquiry
Inquiry regarding the number of frequency-divided
clock types, the number of division ratios and the
values of each division
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 a 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 MATs or user boot MATs, and entry
to programming/erasing state
H'4F
Boot program status inquiry
Inquiry into the operated status of the boot program
Summary of Contents for H8S/2100 Series
Page 2: ...Rev 1 00 Apr 28 2008 Page ii of xxvi...
Page 54: ...Section 1 Overview Rev 1 00 Apr 28 2008 Page 28 of 994 REJ09B0452 0100...
Page 92: ...Section 2 CPU Rev 1 00 Apr 28 2008 Page 66 of 994 REJ09B0452 0100...
Page 158: ...Section 5 Interrupt Controller Rev 1 00 Apr 28 2008 Page 132 of 994 REJ09B0452 0100...
Page 244: ...Section 8 8 Bit PWM Timer PWMU Rev 1 00 Apr 28 2008 Page 218 of 994 REJ09B0452 0100...
Page 330: ...Section 10 16 Bit Timer Pulse Unit TPU Rev 1 00 Apr 28 2008 Page 304 of 994 REJ09B0452 0100...
Page 416: ...Section 13 8 Bit Timer TMR Rev 1 00 Apr 28 2008 Page 390 of 994 REJ09B0452 0100...
Page 612: ...Section 18 I 2 C Bus Interface IIC Rev 1 00 Apr 28 2008 Page 586 of 994 REJ09B0452 0100...
Page 706: ...Section 20 LPC Interface LPC Rev 1 00 Apr 28 2008 Page 680 of 994 REJ09B0452 0100...
Page 752: ...Section 21 FSI Interface Rev 1 00 Apr 28 2008 Page 726 of 994 REJ09B0452 0100...
Page 774: ...Section 23 RAM Rev 1 00 Apr 28 2008 Page 748 of 994 REJ09B0452 0100...
Page 1008: ...Section 28 Electrical Characteristics Rev 1 00 Apr 28 2008 Page 982 of 994 REJ09B0452 0100...
Page 1020: ...Rev 1 00 Apr 28 2008 Page 994 of 994 REJ09B0452 0100...
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