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PC87366 数据表(PDF) 49 Page - National Semiconductor (TI) |
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PC87366 数据表(HTML) 49 Page - National Semiconductor (TI) |
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49 / 240 page ![]() 2.0 Device Architecture and Configuration (Continued) 49 www.national.com 2.8.5 SuperI/O Configuration 4 Register (SIOCF4) Location: Index 24h Type: R/W Bit 76543210 Name Pin 127 Function Select Pins 125,126 Function Select PIns 117-124 Function Select Pin 71 Function Select Pin 69 Function Select Reset 00000000 Bit Description 7-6 Pin 127 Function Select. Bits 7 6 Function 0 0 GPIO32 (default) 0 1 P16 1 0 IRSL1 1 1 Reserved 5 Pins 125,126 Function Select 0: GPIO30,31 (default) 1: MDTX, MDRX 4 Pins 117-124 Function Select 0: GPIO20-27 (default) 1: JOYAX, JOYAY, JOYABTN0, JOYABTN1, JOYBX, JOYBY, JOYBBTN0, JOYBBTN1 3-2 Pin 71 Function Select. Bits 3 2 Function 0 0 GPIO17 (default) 0 1 DR1 1 0 IRSL3 1 1 Reserved 1-0 Pin 69 Function Select. Bits 1 0 Function 0 0 GPIO16 (default) 0 1 MTR1 1 0 IRSL2 1 1 Reserved |
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