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BitStore.Metadata_version: 1.0 BitStore.Access: public BitStore.Filename: RCSL-82-H-0014.pdf BitStore.Size: 2634651 BitStore.Format: PDF BitStore.Ident: 30006529:1 BitStore.Digest: sha256:84aba381ad9b80dad4f8c16b53abe7601bf8e340b964cd085f41bb5b16fab226 BitStore.Last_edit: 20240409 Søren.Roug DDHF.Keyword: RCSL/82/H RC/RC4000 Document.Title: RC 405 Punched Card Reader and RC 4317 Punched Card Reader Controller Document.RCSL: RCSL-82-H-0014 Document.Description: The punched card reader handles 12-row cards with 80 and 51 columns. Data can be transferred either via the low-speed data channel (column-by-column reading) by a sequence of standard input/output instructions, or via the high-speed data channel (card-by-card input) to the internal store. *END*