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PM0044 数据表(PDF) 85 Page - STMicroelectronics |
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PM0044 数据表(HTML) 85 Page - STMicroelectronics |
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85 / 162 page ![]() PM0044 STM8 instruction set Doc ID 13590 Rev 3 85/162 Syntax BSET dst,#pos pos = [0..7] e.g. BSET PADR,#7 Operation dst <= dst OR (2**pos) Description Read the destination byte, set the corresponding bit (bit position), and write the result in destination byte. The destination is a memory byte. The bit position is a constant. This instruction is fast, compact, and does not affect any register. Very useful for boolean variable manipulation. Instruction overview Detailed description See also: BRES BSET Bit Set BSET mnem dst bit position Affected condition flags VI1 H I0 N Z C BSET Mem #pos ------- dst pos = 0..7 Asm cy lgth Op-code(s) ST7 longmem n=2*pos BSET $1000,#1 1 4 72 1n MS LS |
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