Siemens SIMATIC Box PC 820 - DMA Channels

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Box PC 820 / PC FI45 V2, Manual
A5E00051531-03
2.13 DMA Channels
DMA Channel Data Transfer Description
0 8/16 bit
1 8/16 bit
2 8/16 bit Floppy
3 8/16 bit
4 Cascading of DMA controller
5 16 bit free
6 16 bit free
7 16 bit free
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