R0K561622S000BE Renesas Electronics America, R0K561622S000BE Datasheet - Page 65
R0K561622S000BE
Manufacturer Part Number
R0K561622S000BE
Description
KIT STARTER FOR H8SX/1622
Manufacturer
Renesas Electronics America
Series
Renesas Starter Kits (RSK)r
Type
MCUr
Specifications of R0K561622S000BE
Contents
Board, Cables, CD, Debugger, Power Supply
Silicon Manufacturer
Renesas
Features
Coding And Debugging, E10A Emulator, RS232 Serial Connection
Kit Contents
Board
Silicon Family Name
H8SX/1622F
Silicon Core Number
R5F61622N50LGV
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
H8SX/1622
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
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2.5.1
The H8SX CPU has eight 32-bit general registers. These general registers are all functionally alike
and can be used as both address registers and data registers. When a general register is used as a
data register, it can be accessed as a 32-bit, 16-bit, or 8-bit register. Figure 2.10 illustrates the
usage of the general registers.
When the general registers are used as 32-bit registers or address registers, they are designated by
the letters ER (ER0 to ER7).
When the general registers are used as 16-bit registers, the ER registers are divided into 16-bit
general registers designated by the letters E (E0 to E7) and R (R0 to R7). These registers are
functionally equivalent, providing a maximum sixteen 16-bit registers. The E registers (E0 to E7)
are also referred to as extended registers.
When the general registers are used as 8-bit registers, the R registers are divided into 8-bit general
registers designated by the letters RH (R0H to R7H) and RL (R0L to R7L). These registers are
functionally equivalent, providing a maximum sixteen 8-bit registers.
The general registers ER (ER0 to ER7), R (R0 to R7), and RL (R0L to R7L) are also used as index
registers. The size in the operand field determines which register is selected.
The usage of each register can be selected independently.
•
•
•
General registers ER
(ER0 to ER7)
General Registers
Address registers
32-bit registers
32-bit index registers
Figure 2.10 Usage of General Registers
•
•
•
16-bit registers
16-bit registers
16-bit index registers
General registers E
(E0 to E7)
General registers R
(R0 to R7)
Rev. 2.00 Sep. 16, 2009 Page 35 of 1036
•
•
•
8-bit registers
8-bit registers
8-bit index registers
General registers RH
(R0H to R7H)
General registers RL
(R0L to R7L)
REJ09B0414-0200
Section 2 CPU
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