FUJITSU FR family 32-bit microcontroller instruction manuel CM71-00101-5E - Manual (Page 292)

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APPENDIX A Instruction Lists
Note:
The field "o8" in the TYPE-B instruction format and the field "u4" in the TYPE-C format have the
following relation to the values "disp8" to "disp10" in assembly notation.
Table A.2-8 Memory Load Instructions (13 Instructions)
Mnemonic Format OP CYC
FLAG
NZVC
Operation Remarks
LD @Rj, Ri
LD @(R13,Rj), Ri
LD @(R14,disp10), Ri
LD @(R15,udisp6), Ri
LD @R15+, Ri
LD @R15+, Rs
LD @R15+, PS A
A
B
C
E
E
E
04
00
20
03
07-0
07-8
07-9
b
b
b
b
b
b
1+a+b
– – – –
– – – –
– – – –
– – – –
– – – –
– – – –
CCCC
(Rj)
→ Ri
(R13+Rj)
→ Ri
(R14+disp10)
→ Ri
(R15+udisp6)
→ Ri
(R15)
→ Ri,R15+=4
(R15)
→ Rs, R15+=4
(R15)
→ PS, R15+=4
Rs: dedicated register
LDUH @Rj, Ri
LDUH @(R13,Rj), Ri
LDUH @(R14,disp9), Ri A
A
B
05
01
40 b
b
b – – – –
– – – –
– – – – (Rj)
→ Ri
(R13+Rj)
→ Ri
(R14+disp9)
→ Rj
Zero extension
Zero extension
Zero extension
LDUB @Rj, Ri
LDUB @(R13,Rj), Ri
LDUB @(R14,disp8), Ri A
A
B
06
02
60 b
b
b – – – –
– – – –
– – – – (Rj)
→ Ri
(R13+Rj)
→ Ri
(R14+disp8)
→ Ri
Zero extension
Zero extension
Zero extension
• disp8 → o8=disp8
• disp9 → o8=disp9 >> 1
• disp10 → o8=disp10 >> 2
• udisp6 → u4=udisp6 >> 2