Inquiry Commands; Supported Device Inquiry - Renesas RX100 Series User Manual

RX13T Group
31.10.5

Inquiry Commands

Inquiry commands are used to obtain necessary information for sending setting commands, program/erase commands,
and read-check commands. Table 31.14 lists the inquiry commands. These commands can only be used in the
inquiry/setting host command wait state.
Table 31.14 Inquiry Commands
Command

Supported device inquiry

Data area availability inquiry
User area information inquiry
Data area information inquiry
Block information inquiry
31.10.5.1 Supported Device Inquiry
This command is used to obtain the device information for identifying the endian of developed software.
After the MCU receives this command, it sends the device information when developed software uses little endian data
and the device information when developed software uses big endian data in this order.
Command 20h
Response 30h
Number of
characters
Number of
characters
SUM
Size (1 byte): Total bytes of Number of Devices, Characters, Device code, and Series name
Number of devices (1 byte): Number of endian types that the MCU supports (the value is always 02h)
Number of characters (1 byte): Number of characters for the device code and device name
Device code (4 bytes): Identification code indicating the endian of developed software
Series name (n bytes): The series name of the MCU (ASCII code) and the classification of little endian/big endian
SUM (1 byte): Value that is calculated so the sum of response data is 00h
R01UH0822EJ0100 Rev.1.00
Jul 31, 2019
Description
Inquiry for the device code and series name
Inquiry for the availability of the data area
Inquiry for the number of user areas, and the start and end addresses of the user area
Inquiry for the number of data areas, and the start and end addresses of the data area
Inquiry for the start address, the block size, and the number of blocks of each of the user and
data areas
Number of
Size
devices
Device code for little endian
Device code for big endian
31. Flash Memory (FLASH)
Series name for little endian
Series name for big endian
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