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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) 187 Page - Renesas Technology Corp |
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SH7041A датащи(HTML) 187 Page - Renesas Technology Corp |
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187 / 923 page  149 Register information start address Memory space Memory space Memory space Register information Normal mode Repeat mode Block transfer mode DTMR DTCRA DTSAR DTDAR DTMR DTCRA DTSAR DTDAR DTIAR DTMR DTCRA DTSAR DTDAR DTCRB Figure 8.5 DTC Register Information Placement in Memory Space 8.3.5 Normal Mode Performs the transfer of one byte, one word, or one longword for each activation. The total transfer count is 1 to 65536. An interrupt request is generated to the CPU when the transfer with DTCRA = 1 ends. Transfers of a number of bytes specified by the SCI are possible. Table 8.3 shows the register functions for normal mode. Table 8.3 Normal Mode Register Functions Values Written Back upon a Transfer Information Write Register Function When DTCRA is other than 1 When DTCRA is 1 DTMR Operation mode control DTMR DTMR DTCRA Transfer count DTCRA – 1 DTCRA – 1 (= H'0000) DTSAR Transfer source address Increment/decrement/ fixed Increment/decrement/ fixed DTDAR Transfer destination address Increment/decrement/ fixed Increment/decrement/ fixed 8.3.6 Repeat Mode Performs the transfer of one byte, one word, or one longword for each activation. Either the transfer source or transfer destination is designated as the repeat area. |
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