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PM0044 数据表(PDF) 71 Page - STMicroelectronics |
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PM0044 数据表(HTML) 71 Page - STMicroelectronics |
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71 / 162 page ![]() PM0044 STM8 instruction set Doc ID 13590 Rev 3 71/162 RRCW Rotate word right logical through carry -- - - RRCW X R15 ← CC.C R14 ← bit 15 R13 ← bit 14 ... R2 ← bit 3 R1 ← bit 2 R0 ← bit 1 CC.C ← bit 0 56 2 RRWA Rotate word right through Accumulator -- - - -RRWA X A ← XL XL ← XH XH ← A 01 1 RVF Reset overflow flag 0 - --- - - RVF CC.V ← 09C 1 SBC Subtract with carry -- - SBC A,($12,SP) A ← A -M(SP+shortoff) - CC.C 12 bb 1 SCF Set Carry Flag - - - - - - 1 SCF CC.C ← 199 1 SIM Set interrupt mask/ Disable interrupts -1 - 1 - - - SIM CC.I0 ← 1 CC.I1 ← 1 9B 1 SLA Shift left arithmetic -- - - SLA ([$1234.w],X) R0 ← 0 R1 ← bit 0 R2 ← bit 1 R3 ← bit 2 R4 ← bit 3 R5 ← bit 4 R6 ← bit 5 R7 ← bit 6 CC.C ← bit 7 72 68 ww bb 4 Table 42. Instruction set summary (continued) Description Effect on CC register Syntax example Operation Example op- code(s) VI1 H I0 N Z C |
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