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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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P83C524 датащи(PDF) 46 Page - NXP Semiconductors |
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P83C524 датащи(HTML) 46 Page - NXP Semiconductors |
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46 / 76 page  1997 Dec 15 46 Philips Semiconductors Product specification 8-bit microcontrollers P83C524; P80C528; P83C528 18 INSTRUCTION SET The instruction set consists of 49 single-byte, 46 two-byte and 16 three-byte instructions. When using a 12 MHz oscillator, 64 instructions execute in 1 cycle (1 µs) and 45 instructions execute in 2 cycles (2 µs). Multiply and divide instructions execute in 4 cycles (4 µs). Table 30 Instruction set description: Arithmetic operations MNEMONIC DESCRIPTION BYTES CYCLES OPCODE (HEX) Arithmetic operations ADD A,Rr Add register to A 1 1 2* ADD A,direct Add direct byte to A 2 1 25 ADD A,@Ri Add indirect RAM to A 1 1 26, 27 ADD A,#data Add immediate data to A 2 1 24 ADDC A,Rr Add register to A with carry flag 1 1 3* ADDC A,direct Add direct byte to A with carry flag 2 1 35 ADDC A,@Ri Add indirect RAM to A with carry flag 1 1 36, 37 ADDC A,#data Add immediate data to A with carry flag 2 1 34 SUBB A,Rr Subtract register from A with borrow 1 1 9* SUBB A,direct Subtract direct byte from A with borrow 2 1 95 SUBB A,@Ri Subtract indirect RAM from A with borrow 1 1 96, 97 SUBB A,#data Subtract immediate data from A with borrow 2 1 94 INC A Increment A 1 1 04 INC Rr Increment register 1 1 0* INC direct Increment direct byte 2 1 05 INC @Ri Increment indirect RAM 1 1 06, 07 DEC A Decrement A 1 1 14 DEC Rr Decrement register 1 1 1* DEC direct Decrement direct byte 2 1 15 DEC @Ri Decrement indirect RAM 1 1 16, 17 INC DPTR Increment data pointer 1 2 A3 MUL AB Multiply A and B 1 4 A4 DIV AB Divide A by B 1 4 84 DA A Decimal adjust A 1 1 D4 |
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