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PLQP0048KB-B Datasheet(PDF) 35 Page - Renesas Technology Corp

Part # PLQP0048KB-B
Description  54-MHz 32-bit RX MCUs, built-in FPU, 88.56 DMIPS, up to 512-KB flash memory
PDF  177 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

PLQP0048KB-B Datasheet(HTML) 35 Page - Renesas Technology Corp

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R01DS0261EJ0110 Rev.1.10
Page 35 of 177
Oct 30, 2015
RX230 Group, RX231 Group
2. CPU
2.
CPU
Figure 2.1
shows register set of the CPU.
Figure 2.1
Register Set of the CPU
Note 1. The stack pointer (SP) can be the interrupt stack pointer (ISP) or user stack pointer (USP), according to
the value of the U bit in the PSW.
R15
R14
R13
R12
R11
R10
R9
R8
R7
R6
R5
R4
R3
R2
R1
R0 (SP)
*1
General-purpose register
b31
b0
DSP instruction register
b71
b0
ACC0 (Accumulator 0)
ACC1 (Accumulator 1)
USP (User stack pointer)
ISP (Interrupt stack pointer)
INTB (Interrupt table register)
PC (Program counter)
PSW (Processor status word)
BPC (Backup PC)
BPSW (Backup PSW)
FINTV (Fast interrupt vector register)
FPSW (Floating-point status word)
Control register
b31
b0
EXTB (Exception table register)



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