PIC24EP256GU810-I Datasheet, PDF (493/622 Pages) Electronic Film Capacitors, Inc. – 16-Bit Microcontrollers and Digital Signal Controllers with High-Speed PWM, USB and Advanced Analog

dsPIC33EPXXX(GP/MC/MU)806/810/814 and PIC24EPXXX(GP/GU)810/814
TABLE 30-2: INSTRUCTION SET OVERVIEW (CONTINUED)
Base
Instr
#
Assembly
Mnemonic
Assembly Syntax
Description
# of
# of Status Flags
Words Cycles⁽²⁾ Affected
72 SL
SL
f
f = Left Shift f
1
1
C,N,OV,Z
SL
f,WREG
WREG = Left Shift f
1
1
C,N,OV,Z
SL
Ws,Wd
Wd = Left Shift Ws
1
1
C,N,OV,Z
SL
Wb,Wns,Wnd
Wnd = Left Shift Wb by Wns
1
1
N,Z
73 SUB
SL
Wb,#lit5,Wnd
SUB
Acc⁽¹⁾
Wnd = Left Shift Wb by lit5
Subtract Accumulators
1
1
N,Z
1
1
OA,OB,OAB,
SA,SB,SAB
SUB
f
f = f – WREG
1
1
C,DC,N,OV,Z
SUB
f,WREG
WREG = f – WREG
1
1
C,DC,N,OV,Z
SUB
#lit10,Wn
Wn = Wn – lit10
1
1
C,DC,N,OV,Z
SUB
Wb,Ws,Wd
Wd = Wb – Ws
1
1
C,DC,N,OV,Z
SUB
Wb,#lit5,Wd
Wd = Wb – lit5
1
1
C,DC,N,OV,Z
74 SUBB
SUBB
f
f = f – WREG – (C)
1
1
C,DC,N,OV,Z
SUBB
f,WREG
WREG = f – WREG – (C)
1
1
C,DC,N,OV,Z
SUBB
#lit10,Wn
Wn = Wn – lit10 – (C)
1
1
C,DC,N,OV,Z
SUBB
Wb,Ws,Wd
Wd = Wb – Ws – (C)
1
1
C,DC,N,OV,Z
SUBB
Wb,#lit5,Wd
Wd = Wb – lit5 – (C)
1
1
C,DC,N,OV,Z
75 SUBR
SUBR
f
f = WREG – f
1
1
C,DC,N,OV,Z
SUBR
f,WREG
WREG = WREG – f
1
1
C,DC,N,OV,Z
SUBR
Wb,Ws,Wd
Wd = Ws – Wb
1
1
C,DC,N,OV,Z
SUBR
Wb,#lit5,Wd
Wd = lit5 – Wb
1
1
C,DC,N,OV,Z
76 SUBBR
SUBBR f
f = WREG – f – (C)
1
1
C,DC,N,OV,Z
SUBBR f,WREG
WREG = WREG – f – (C)
1
1
C,DC,N,OV,Z
SUBBR Wb,Ws,Wd
Wd = Ws – Wb – (C)
1
1
C,DC,N,OV,Z
SUBBR Wb,#lit5,Wd
77 SWAP
SWAP.b Wn
SWAP
Wn
78 TBLRDH TBLRDH Ws,Wd
79 TBLRDL TBLRDL Ws,Wd
80 TBLWTH TBLWTH Ws,Wd
81 TBLWTL TBLWTL Ws,Wd
Wd = lit5 – Wb – (C)
Wn = nibble swap Wn
Wn = byte swap Wn
Read Prog<23:16> to Wd<7:0>
Read Prog<15:0> to Wd
Write Ws<7:0> to Prog<23:16>
Write Ws to Prog<15:0>
1
1
C,DC,N,OV,Z
1
1
None
1
1
None
1
5
None
1
5
None
1
2
None
1
2
None
82 ULNK
ULNK
Unlink Frame Pointer
1
1
SFA
83 XOR
XOR
f
f = f .XOR. WREG
1
1
N,Z
XOR
f,WREG
WREG = f .XOR. WREG
1
1
N,Z
XOR
#lit10,Wn
Wd = lit10 .XOR. Wd
1
1
N,Z
XOR
Wb,Ws,Wd
Wd = Wb .XOR. Ws
1
1
N,Z
XOR
Wb,#lit5,Wd
Wd = Wb .XOR. lit5
1
1
N,Z
84 ZE
ZE
Ws,Wnd
Wnd = Zero-Extend Ws
1
1
C,Z,N
Note 1: This instruction is available in dsPIC33EPXXX(GP/MC/MU)806/810/814 devices only.
2: Read and Read-Modify-Write (e.g., bit operations and logical operations) on non-CPU SFRs incur an additional instruction cycle.
 2009-2012 Microchip Technology Inc.
DS70616G-page 493