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HD6432126R Datasheet(PDF) 60 Page - Renesas Technology Corp |
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HD6432126R Datasheet(HTML) 60 Page - Renesas Technology Corp |
60 / 843 page 36 2.4 Register Configuration 2.4.1 Overview The CPU has the internal registers shown in figure 2.7. There are two types of registers: general registers and control registers. T ———— I2 I1 I0 EXR* 7 6543210 PC 23 0 15 07 07 0 E0 E1 E2 E3 E4 E5 E6 E7 R0H R1H R2H R3H R4H R5H R6H R7H R0L R1L R2L R3L R4L R5L R6L R7L General Registers (Rn) and Extended Registers (En) Control Registers (CR) Legend: Stack pointer Program counter Extended control register Trace bit Interrupt mask bits Condition-code register Interrupt mask bit User bit or interrupt mask bit SP: PC: EXR: T: I2 to I0: CCR: I: UI: Note: * Does not affect operation in the H8S/2128 Series and H8S/2124 Series. ER0 ER1 ER2 ER3 ER4 ER5 ER6 ER7 (SP) I UI HUN Z V C CCR 76543210 Half-carry flag User bit Negative flag Zero flag Overflow flag Carry flag H: U: N: Z: V: C: Figure 2.7 CPU Registers |
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