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COP8SBR9 Datasheet(PDF) 9 Page - Texas Instruments |
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COP8SBR9 Datasheet(HTML) 9 Page - Texas Instruments |
9 / 105 page COP8SBR9, COP8SCR9, COP8SDR9 www.ti.com SNOS537I – JUNE 2000 – REVISED MARCH 2013 AUTOINC/DEC: (Auto-Increment/Auto-Decrement); These instructions use the two memory pointers B and X to efficiently process a block of data (simplifying “FOR NEXT” or other loop structures in higher level languages). 2.1.3.6.4 Bit-Level Control Bit-level control over many of the microcontroller's I/O ports provides a flexible means to ease layout concerns and save board space. All members of the COP8 family provide the ability to set, reset and test any individual bit in the data memory address space, including memory-mapped I/O ports and associated registers. 2.1.3.6.5 Register Set Three memory-mapped pointers handle register indirect addressing and software stack pointer functions. The memory data pointers allow the option of post-incrementing or post- decrementing with the data movement instructions (LOAD/EXCHANGE). And 15 memory-mapped registers allow designers to optimize the precise implementation of certain specific instructions. 2.1.3.7 PACKAGING/PIN EFFICIENCY Real estate and board configuration considerations demand maximum space and pin efficiency, particularly given today's high integration and small product form factors. Microcontroller users try to avoid using large packages to get the I/O needed. Large packages take valuable board space and increase device cost, two trade-offs that microcontroller designs can ill afford. The COP8 family offers a wide range of packages and does not waste pins. Copyright © 2000–2013, Texas Instruments Incorporated Device Information 9 Submit Documentation Feedback Product Folder Links: COP8SBR9 COP8SCR9 COP8SDR9 |
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