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PC87309VLJ 数据表(PDF) 101 Page - National Semiconductor (TI) |
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PC87309VLJ 数据表(HTML) 101 Page - National Semiconductor (TI) |
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101 / 192 page ![]() Parallel Port (Logical Device 1) 101 www.national.com 4.8 PARALLEL PORT PIN/SIGNAL LIST TABLE 4-12 shows the standard 25-pin, D-type connector definition for parallel port operations. TABLE 4-12. Parallel Port Pin Out Connector Pin Pin No. SPP, ECP Mode I/O EPP Mode I/O 167 STB I/O WRITE I/O 2 75 PD0 I/O PD0 I/O 3 76 PD1 I/O PD1 I/O 4 77 PD2 I/O PD2 I/O 5 78 PD3 I/O PD3 I/O 6 79 PD4 I/O PD4 I/O 7 80 PD5 I/O PD5 I/O 8 81 PD6 I/O PD6 I/O 9 82 PD7 I/O PD7 I/O 10 68 ACK I ACK I 11 66 BUSY I WAIT I 12 70 PE I PE I 13 69 SLCT I SLCT I 14 74 AFD I/O DSTRB I/O 15 71 ERR I ERR I 16 72 INIT I/O INIT I/O 17 73 SLIN I/O ASTRB I/O 18 - 23 GND GND 25 GND GND |
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