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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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STM8L151C4 Datenblatt(PDF) 14 Page - STMicroelectronics |
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STM8L151C4 Datenblatt(HTML) 14 Page - STMicroelectronics |
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14 / 101 page  Functional overview STM8L151xx, STM8L152xx 14/101 Doc ID 15962 Rev 2 offset and read-modify-write type data manipulations ● 8-bit accumulator ● 24-bit program counter - 16 Mbyte linear memory space ● 16-bit stack pointer - access to a 64 Kbyte level stack ● 8-bit condition code register - 7 condition flags for the result of the last instruction Addressing ● 20 addressing modes ● Indexed indirect addressing mode for lookup tables located anywhere in the address space ● Stack pointer relative addressing mode for local variables and parameter passing Instruction set ● 80 instructions with 2-byte average instruction size ● Standard data movement and logic/arithmetic functions ● 8-bit by 8-bit multiplication ● 16-bit by 8-bit and 16-bit by 16-bit division ● Bit manipulation ● Data transfer between stack and accumulator (push/pop) with direct stack access ● Data transfer using the X and Y registers or direct memory-to-memory transfers 3.2.2 Interrupt controller The STM8L15xxx features a nested vectored interrupt controller: ● Nested interrupts with 3 software priority levels ● 32 interrupt vectors with hardware priority ● Up to 40 external interrupt sources on 11 vectors ● Trap and reset interrupts |
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