HD64F3642AHV Datasheet, PDF (39/551 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

General registers (Rn)
7
07
0
R0H
R0L
R1H
R1L
R2H
R2L
R3H
R3L
R4H
R4L
R5H
R5L
R6H
R6L
R7H (SP) R7L
SP: Stack pointer
Section 2 CPU
Control registers (CR)
15
0
PC
76543210
CCR I U H U N Z V C
PC: Program counter
CCR: Condition code register
Carry flag
Overflow flag
Zero flag
Negative flag
Half-carry flag
Interrupt mask bit
User bit
User bit
Figure 2.1 CPU Registers
Rev. 6.00 Sep 12, 2006 page 17 of 526
REJ09B0326-0600