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FR81 Family
428 FUJITSU MICROELECTRONICS LIMITED CM71-00105-1E
APPENDIX
APPENDIX A Instruction Lists
Ri, Rj
Indicates General-purpose Registers (R0 to R15)
Table A.1-2 Specification of General-purpose register based on Rj/Ri
Rs
Indicates Dedicated Registers (TBR, RP, USP, SSP, MDH, MDL, BP, FCR, ESR, DBR)
Table A.1-3 Specification of Dedicated Register based on Rs
Ri / Rj Register Ri / Rj Register
0000 R0 1000 R8
0001 R1 1001 R9
0010 R2 1010 R10
0011 R3 1011 R11
0100 R4 1100 R12
0101 R5 1101 R13
0110 R6 1110 R14
0111 R7 1111 R15
Rs Register Rs Register
0000 Table Base Register (TBR) 1000 Exception status register (ESR)
0001 Return Pointer (RP) 1001
Reserved (Disabled)
0010 System Stack Pointer (SSP) 1010
0011 User Stack Pointer (USP) 1011
0100 Multiplication/Division Register (MDH) 1100
0101 Multiplication/Division Register (MDL) 1101
0110 Base pointer (BP) 1110
0111 FPU control register (FCR) 1111 Debug register (DBR)