YR0K42378FC000BA Renesas Electronics America, YR0K42378FC000BA Datasheet - Page 111

Manufacturer Part Number

YR0K42378FC000BA

KIT EVAL FOR H8S/2378

Manufacturer

Renesas Electronics America

For Use With/related Products

Lead Free Status / RoHS Status

Contains lead / RoHS non-compliant

The H8S/2000 CPU has the internal registers shown in figure 2.6. There are two types of registers:

general registers and control registers. Control registers are a 24-bit program counter (PC), an 8-bit

extended control register (EXR), and an 8-bit condition code register (CCR).

Note: * For this LSI, the interrupt mask bit is not available.

General Registers (Rn) and Extended Registers (En)

Control Registers

: Stack pointer

: Program counter

: Extended control register

: Interrupt mask bits

: Condition-code register

: Interrupt mask bit

: User bit or interrupt mask bit*

Figure 2.6 CPU Internal Registers

: Half-carry flag

: Negative flag

: Overflow flag

: Carry flag

Rev.7.00 Mar. 18, 2009 page 43 of 1136

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Section 2 CPU