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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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SH7041A датащи(PDF) 171 Page - Renesas Technology Corp |
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SH7041A датащи(HTML) 171 Page - Renesas Technology Corp |
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171 / 923 page  133 Section 8 Data Transfer Controller (DTC) 8.1 Overview The SH7040 Series has an on-chip data transfer controller (DTC), which is activated either by interrupts or software and can perform data transfers. 8.1.1 Features • Arbitrary channel number transfer setting possible Transfer information can be established for each interrupt source Transfer information stored in memory Multiple data transfers possible (chain transfers) for one activating source • Address space: 32-bit addresses can be designated for both transfer source and destination • Transfer devices Memory: On-chip ROM, on-chip RAM, external ROM, external RAM On-chip peripheral modules (excluding DMAC/DTC) Memory-mapped external devices • Abundant transfer modes Can select between normal mode/repeat mode/block transfer mode Can select between increment/decrement/fixed for source/destination address • Transfer units can be set as byte/word/longword • Interrupts activating the DTC can be requested of the CPU Interrupt requests can be generated to the CPU after completion of a data transfer Interrupt requests generated to the CPU after completion of all designated data transfers • Transfers can be activated by software |
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