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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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H8SX/1663 数据表(PDF) 1145 Page - Renesas Technology Corp |
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H8SX/1663 数据表(HTML) 1145 Page - Renesas Technology Corp |
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1145 / 1158 page  Appendix Rev.1.00 Jun. 07, 2006 Page 1093 of 1102 REJ09B0294-0100 D. Treatment of Unused Pins The treatments of unused pins are listed in table D.1 Table D.1 Treatment of Unused Pins Pin Name Mode 4 Mode 5 Mode 6 Mode 7 RES (Always used as a reset pin) STBY • Connect this pin to VCC via a pull-up resistor EMLE • Connect this pin to VSS via a pull-down resistor MD_CLK (Always used as a mode pin) MD3, MD2, MD1, MD0 (Always used as mode pins) NMI • Connect this pin to VCC via a pull-up resistor EXTAL (Always used as a clock pin) XTAL • Leave this pin open OSC1 • Connect this pin to VSS via a pull-down resistor OSC2 • Leave this pin open WDTOVF • Leave this pin open USD+ • Leave this pin open USD- • Leave this pin open VBUS • Connect this pin to VSS via a pull-down resistor Port 1 Port 2 Port 3 Port 6 PA2 to PA0 PB7 to PB1 Port C PF7 to PF5 Port M • Connect these pins to VCC via a pull-up resistor or to VSS via a pull-down resistor, respectively Port 5 • Connect these pins to AVcc via a pull-up resistor or to AVss via a pull-down resistor, respectively |
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