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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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33FJ128GP708 数据表(PDF) 39 Page - Microchip Technology |
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33FJ128GP708 数据表(HTML) 39 Page - Microchip Technology |
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39 / 90 page  © 2005 Microchip Technology Inc. Preliminary DS70155C-page 37 dsPIC33F TABLE 9-6: ROTATE/SHIFT INSTRUCTIONS TABLE 9-7: BIT INSTRUCTIONS Assembly Syntax Description Words Cycles ASR f {,WREG} Destination = arithmetic right shift f 1 1 ASR Ws,Wd Wd = arithmetic right shift Ws 1 1 ASR Wb,#lit4,Wnd Wnd = arithmetic right shift Wb by lit4 1 1 ASR Wb,Wns,Wnd Wnd = arithmetic right shift Wb by Wns 1 1 LSR f {,WREG} Destination = logical right shift f 1 1 LSR Ws,Wd Wd = logical right shift Ws 1 1 LSR Wb,#lit4,Wnd Wnd = logical right shift Wb by lit4 1 1 LSR Wb,Wns,Wnd Wnd = logical right shift Wb by Wns 1 1 RLC f {,WREG} Destination = rotate left through Carry f 1 1 RLC Ws,Wd Wd = rotate left through Carry Ws 1 1 RLNC f {,WREG} Destination = rotate left (no Carry) f 1 1 RLNC Ws,Wd Wd = rotate left (no Carry) Ws 1 1 RRC f {,WREG} Destination = rotate right through Carry f 1 1 RRC Ws,Wd Wd = rotate right through Carry Ws 1 1 RRNC f {,WREG} Destination = rotate right (no Carry) f 1 1 RRNC Ws,Wd Wd = rotate right (no Carry) Ws 1 1 SL f {,WREG} Destination = left shift f 1 1 SL Ws,Wd Wd = left shift Ws 1 1 SL Wb,#lit4,Wnd Wnd = left shift Wb by lit4 1 1 SL Wb,Wns,Wnd Wnd = left shift Wb by Wns 1 1 Note: When the optional {,WREG} operand is specified, the destination of the instruction is WREG. When {,WREG} is not specified, the destination of the instruction is the file register f. Assembly Syntax Description Words Cycles BCLR f,#bit4 Bit clear f 1 1 BCLR Ws,#bit4 Bit clear Ws 1 1 BSET f,#bit4 Bit set f 1 1 BSET Ws,#bit4 Bit set Ws 1 1 BSW.C Ws,Wb Write C bit to Ws<Wb> 1 1 BSW.Z Ws,Wb Write SZ bit to Ws<Wb> 1 1 BTG f,#bit4 Bit toggle f 1 1 BTG Ws,#bit4 Bit toggle Ws 1 1 BTST f,#bit4 Bit test f 1 1 BTST.C Ws,#bit4 Bit test Ws to C 1 1 BTST.Z Ws,#bit4 Bit test Ws to SZ 1 1 BTST.C Ws,Wb Bit test Ws<Wb> to C 1 1 BTST.Z Ws,Wb Bit test Ws<Wb> to SZ 1 1 BTSTS f,#bit4 Bit test f then set f 1 1 BTSTS.C Ws,#bit4 Bit test Ws to C then set Ws 1 1 BTSTS.Z Ws,#bit4 Bit test Ws to SZ then set Ws 1 1 FBCL Ws,Wnd Find bit change from left (MSb) side 1 1 FF1L Ws,Wnd Find first one from left (MSb) side 1 1 FF1R Ws,Wnd Find first one from right (LSb) side 1 1 Note: Bit positions are specified by bit4 (0:15) for word operations. |
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