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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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M80C196KB 数据表(PDF) 20 Page - Intel Corporation |
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M80C196KB 数据表(HTML) 20 Page - Intel Corporation |
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20 / 30 page  M80C196KB IOC0 (15H) 271089 – 12 IOS1 (16H) 271089 – 13 IOC1 (16H) 271089 – 14 Port 2 Multiple Functions Pin Func Alternative Control Function Reg 20 Output TXD (Serial Port IOC15 Transmit) 21 Input RXD (Serial Port SPCON3 Receive) 23 Input T2CLK (Timer2 Clock IOC07 Baud) 24 Input T2RST (Timer2 Reset) IOC05 25 Output PWM Output IOC10 26 QBD Timer2 up IOC21 down select 27 QBD Timer2 Capture NA QBD e Quasi-bidirectional Baud Rate Calculations Asynchronous Modes 1 2 and 3 Baud Reg e XTAL1 Baud Rate c 16 b 1OR T2CLK Baud Rate c 8 Synchronous Mode 0 Baud Reg e XTAL1 Baud Rate c 2 b 1OR T2CLK Baud Rate Baud Rates and Baud Register Values Baud XTAL Frequency Rate 80 MHz 100 MHz 120 MHz 300 1666 b002 2082 002 2499 000 1200 416 b 008 520 b 003 624 000 2400 207 016 259 016 312 b 016 4800 103 b 016 129 016 155 016 9600 51 b 016 64 016 77 016 192K 25 016 32 140 38 016 Baud Register Value% Error A maximum baud rate of 750 Kbaud is available in the asynchronous modes with 12 MHz on XTAL1 The synchronous mode has a maximum rate of 30 Mbaud with a 12 MHz clock Location 0EH is the Baud Register It is loaded sequentially in two bytes with the low byte being loaded first This register may not be loaded with zero in serial port Mode 0 NOTE The maximum T2CLK rate is 3 MHz when used to set the baud rate 20 |
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