📄 pin_legxbr.htm
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<html><body><pre>Legend : NC = Not Connected, unbonded pin PGND = Unused I/O configured as additional Ground pin KPR = Unused I/O with weak keeper (leave unconnected) WPU = Unused I/O with weak pull up (leave unconnected) TIE = Unused I/O floating -- must tie to VCC, GND or other signal VCC = Dedicated Power Pin VCCAUX = Power supply for JTAG pins VCCIO-3.3 = I/O supply voltage for LVTTL, LVCMOS33, SSTL3_I VCCIO-2.5 = I/O supply voltage for LVCMOS25, SSTL2_I VCCIO-1.8 = I/O supply voltage for LVCMOS18 VCCIO-1.5 = I/O supply voltage for LVCMOS15, HSTL_I VREF = Reference voltage for indicated input standard GND = Dedicated Ground Pin TDI = Test Data In, JTAG pin TDO = Test Data Out, JTAG pin TCK = Test Clock, JTAG pin TMS = Test Mode Select, JTAG pin PROHIBITED = User reserved pin</pre></body></html>⌨️ 快捷键说明
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