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HCS12 Datasheet(PDF) 418 Page - Freescale Semiconductor, Inc |
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HCS12 Datasheet(HTML) 418 Page - Freescale Semiconductor, Inc |
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418 / 452 page  S12CPUV2 Reference Manual, Rev. 4.0 418 Freescale Semiconductor Table B-4. New M68HC12 Instructions (Sheet 1 of 2) Mnemonic Addressing Modes Brief Functional Description ANDCC Immediate AND CCR with mask (replaces CLC, CLI, and CLV) BCLR Extended Bit(s) clear (added extended mode) BGND Inherent Enter background debug mode, if enabled BRCLR Extended Branch if bit(s) clear (added extended mode) BRSET Extended Branch if bit(s) set (added extended mode) BSET Extended Bit(s) set (added extended mode) CALL Extended, indexed Similar to JSR except also stacks PPAGE value; with RTC instruction, allows easy access to >64-Kbyte space CPS Immediate, direct, extended, and indexed Compare stack pointer DBNE Relative Decrement and branch if equal to zero (looping primitive) DBEQ Relative Decrement and branch if not equal to zero (looping primitive) EDIV Inherent Extended divide Y:D/X = Y(Q) and D(R) (unsigned) EDIVS Inherent Extended divide Y:D/X = Y(Q) and D(R) (signed) EMACS Special Multiply and accumulate 16 × 16 ⇒ 32 (signed) EMAXD Indexed Maximum of two unsigned 16-bit values EMAXM Indexed Maximum of two unsigned 16-bit values EMIND Indexed Minimum of two unsigned 16-bit values EMINM Indexed Minimum of two unsigned 16-bit values EMUL Special Extended multiply 16 × 16 ⇒ 32; M(idx) ∗ D ⇒ Y:D EMULS Special Extended multiply 16 × 16 ⇒ 32 (signed); M(idx) ∗ D ⇒ Y:D ETBL Special Table lookup and interpolate (16-bit entries) EXG Inherent Exchange register contents IBEQ Relative Increment and branch if equal to zero (looping primitive) IBNE Relative Increment and branch if not equal to zero (looping primitive) IDIVS Inherent Signed integer divide D/X ⇒ X(Q) and D(R) (signed) LBCC Relative Long branch if carry clear (same as LBHS) LBCS Relative Long branch if carry set (same as LBLO) LBEQ Relative Long branch if equal (Z=1) LBGE Relative Long branch if greater than or equal to zero LBGT Relative Long branch if greater than zero LBHI Relative Long branch if higher LBHS Relative Long branch if higher or same (same as LBCC) LBLE Relative Long branch if less than or equal to zero LBLO Relative Long branch if lower (same as LBCS) LBLS Relative Long branch if lower or same |
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