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封裝怎么畫  :
1、找到其規(guī)格書
2、根據(jù)規(guī)格書數(shù)據(jù)及腳位定義來進行繪制就行了

找規(guī)格書！！找規(guī)格書！！找規(guī)格書��！找規(guī)格書！！

1 TX+ Tranceive Data+ (發(fā)信號+)
2 TX- Tranceive Data- (發(fā)信號-)
3 RX+ Receive Data+ (收信號+)
4 n/c Not connected (空腳)
5 n/c Not connected (空腳)
6 RX- Receive Data- (收信號-)
7 n/c Not connected (空腳)
8 n/c Not connected (空腳)