RX610 Group
26. ROM (Flash Memory for Code Storage)
R01UH0032EJ0120 Rev.1.20
Page 884 of 1006
Feb 20, 2013
(5) Multiplication Ratio Inquiry
In response to a multiplication ratio inquiry command sent from the host, the RX610 returns the clock types, the number
of multiplication/division ratios, and the multiplication division ratios supported.
Command
22h
Response
32h
Size
Clock type
count
Multiplication
ratio count
Multiplication
ratio
Multiplication
ratio
. . .
Multiplication
ratio
Multiplication
ratio count
Multiplication
ratio
Multiplication
ratio
. . .
Multiplication
ratio
:
:
:
. . .
:
Multiplication
ratio count
Multiplication
ratio
Multiplication
ratio
. . .
Multiplication
ratio
SUM
[Legend]
Size (1 byte):
Total number of bytes in the clock type count, multiplication ratio type, and multiplication
ratio fields
Clock type count (1 byte): Number of clock types (for example, 02h indicates two clock types; that is, a system clock
and a peripheral clock)
Multiplication ratio count (1 byte): Number of supported multiplication/division ratios (for example, 04h indicates that
four multiplication ratios are supported for the system clock (x1, x2, x4, and x8))
Multiplication ratio (1 byte):
A positive value indicates a multiplication ratio (for example, 04h = 4 =
multiplication by 4)
A negative value indicates a division ratio (for example, FEh = -2 = division by 2)
SUM (1 byte):
Checksum
Summary of Contents for RX600 Series
Page 1006: ...RX610 Group R01UH0032EJ0120 ...