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Exar Corporation |
GENERAL PURPOSE PARALLEL PRINTER PORT WITH 83 BYTE FIFO · 83 bytes of printer output FIFO · Bi-directional software parallel port · Bi-directional I/O ports · Register compatible to IBM XT, AT, compatible 386, 486 · Selectable interrupt polarity · Selectable FIFO interrupts ORDERING INFORMATION Part numb |
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Exar Corporation |
ECP/EPP PARALLEL PRINTER PORT WITH 16-BYTE FIFO • IBM AT bus compatible • Bi-directional port capability • 16 byte FIFO for ECP modes • On-chip oscillator (ST78C36A, ST78C36CQ64) • Software selectable Interrupt (5, 7, or 9) and 8-bit DMA channel (ST78C36CQ64) FIGURE 1. ST78C36/36A BLOCK DIAGRAM |
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Exar Corporation |
ECP/EPP PARALLEL PRINTER PORT WITH 16-BYTE FIFO • IBM AT bus compatible • Bi-directional port capability • 16 byte FIFO for ECP modes • On-chip oscillator (ST78C36A, ST78C36CQ64) • Software selectable Interrupt (5, 7, or 9) and 8-bit DMA channel (ST78C36CQ64) FIGURE 1. ST78C36/36A BLOCK DIAGRAM |
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Desde 2024. D4U Semiconductor.
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