Datasheet

© 2009-2012 Microchip Technology Inc. Preliminary DS70616F-page 485
dsPIC33EPXXX(GP/MC/MU)806/810/814 and PIC24EPXXX(GP/GU)810/814
8 BSW BSW.C Ws,Wb Write C bit to Ws<Wb> 1 1 None
BSW.Z Ws,Wb Write Z bit to Ws<Wb> 1 1 None
9 BTG BTG f,#bit4 Bit Toggle f 1 1 None
BTG Ws,#bit4 Bit Toggle Ws 1 1 None
10 BTSC BTSC f,#bit4 Bit Test f, Skip if Clear 1 1
(2 or 3)
None
BTSC Ws,#bit4 Bit Test Ws, Skip if Clear 1 1
(2 or 3)
None
11 BTSS BTSS f,#bit4 Bit Test f, Skip if Set 1 1
(2 or 3)
None
BTSS Ws,#bit4 Bit Test Ws, Skip if Set 1 1
(2 or 3)
None
12 BTST BTST f,#bit4 Bit Test f 1 1 Z
BTST.C Ws,#bit4 Bit Test Ws to C 1 1 C
BTST.Z Ws,#bit4 Bit Test Ws to Z 1 1 Z
BTST.C Ws,Wb Bit Test Ws<Wb> to C 1 1 C
BTST.Z Ws,Wb Bit Test Ws<Wb> to Z 1 1 Z
13 BTSTS BTSTS f,#bit4 Bit Test then Set f 1 1 Z
BTSTS.C Ws,#bit4 Bit Test Ws to C, then Set 1 1 C
BTSTS.Z Ws,#bit4 Bit Test Ws to Z, then Set 1 1 Z
14 CALL CALL lit23 Call subroutine 2 4 SFA
CALL Wn Call indirect subroutine 1 4 SFA
CALL.L Wn Call indirect subroutine (long address) 1 4 SFA
15 CLR CLR f f = 0x0000 1 1 None
CLR WREG WREG = 0x0000 1 1 None
CLR Ws Ws = 0x0000 1 1 None
CLR Acc,Wx,Wxd,Wy,Wyd,AWB
(1)
Clear Accumulator 1 1 OA,OB,SA,SB
16 CLRWDT CLRWDT Clear Watchdog Timer 1 1 WDTO,Sleep
17 COM COM f f = f
11 N,Z
COM f,WREG WREG = f
11 N,Z
COM Ws,Wd Wd = Ws
11 N,Z
18 CP CP f Compare f with WREG 1 1 C,DC,N,OV,Z
CP Wb,#lit8 Compare Wb with lit8 1 1 C,DC,N,OV,Z
CP Wb,Ws Compare Wb with Ws (Wb – Ws) 1 1 C,DC,N,OV,Z
19 CP0 CP0 f Compare f with 0x0000 1 1 C,DC,N,OV,Z
CP0 Ws Compare Ws with 0x0000 1 1 C,DC,N,OV,Z
20 CPB CPB f Compare f with WREG, with Borrow 1 1 C,DC,N,OV,Z
CPB Wb,#lit8 Compare Wb with lit8, with Borrow 1 1 C,DC,N,OV,Z
CPB Wb,Ws Compare Wb with Ws, with Borrow
(Wb – Ws – C
)
1 1 C,DC,N,OV,Z
21 CPSEQ CPSEQ Wb,Wn Compare Wb with Wn, skip if = 1 1
(2 or 3)
None
CPBEQ CPBEQ Wb,Wn,Expr Compare Wb with Wn, branch if = 1 1 (5) None
22 CPSGT CPSGT Wb,Wn Compare Wb with Wn, skip if > 1 1
(2 or 3)
None
CPBGT CPBGT Wb,Wn,Expr Compare Wb with Wn, branch if > 1 1 (5) None
23 CPSLT CPSLT Wb,Wn Compare Wb with Wn, skip if < 1 1
(2 or 3)
None
CPBLT CPBLT Wb,Wn,Expr Compare Wb with Wn, branch if < 1 1 (5) None
24 CPSNE CPSNE Wb,Wn Compare Wb with Wn, skip if ≠ 11
(2 or 3)
None
CPBNE CPBNE Wb,Wn,Expr Compare Wb with Wn, branch if ≠ 11 (5) None
TABLE 30-2: INSTRUCTION SET OVERVIEW (CONTINUED)
Base
Instr
#
Assembly
Mnemonic
Assembly Syntax Description
# of
Words
# of
Cycles
(2)
Status Flags
Affected
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.