HD6417606 RENESAS [Renesas Technology Corp], HD6417606 Datasheet - Page 46

• Manufacturer Part Number: HD6417606
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 2 CPU
Rev. 4.00 Sep. 13, 2007 Page 20 of 502
REJ09B0239-0400
Notes: 1. R0 can be used as an index register in index register indirect or index GBR
2. R15 is used as a hardware stack pointer during exception handling.
indirect addressing mode. For some instructions, only R0 is used as the
source or destination register.
Figure 2.1 CPU Internal Register Configuration
General register (Rn)
Status register (SR)
Global base register (GBR)
Vector base register (VBR)
Multiply and accumulate register (MAC)
Procedure register (PR)
Program counter (PC)
31
31
31
31
31
31
31
R15, SP (hardware stack pointer)0*
M
9 8 7 6 5 4 3 2 1 0
MACH
MACL
GBR
R0*
VBR
R10
R11
R12
R13
R14
Q I3 I2 I1 I0
PR
PC
R1
R2
R3
R4
R5
R6
R7
R8
R9
1
2
S T
0
0
0
0
0
0