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MB90480 Datasheet(PDF) 81 Page - Fujitsu Component Limited. |
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MB90480 Datasheet(HTML) 81 Page - Fujitsu Component Limited. |
81 / 120 page ![]() MB90480/485 Series 81 (2) Block Diagram CPU DCT BAP IOA Memory space I/O register µDMAC descriptor Buffer Transfer I/O register Peripheral function (I/O) DMA transfer request If transfer not ended Read by DER µDMA controller If transfer is ended Interrupt controller IOA : I/O address pointer BAP : Buffer address pointer DER : µDMAC enable register (ENx selection) DCT : Data counter |