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CC2640R2F: 引脚连接和外围电路问题

Part Number: CC2640R2F

您好我有几个问题:

1.VDDS和VDDR都要接电源吗?

2.所有的VSS是相通的吗?只需要接一个还是全部都需要连接?

3.EGP一定要接地吗?

4.图中的外围电路(比如pin5、pin6的晶振外围电路)是贴片自带的吗,还是需要我们自己搭建?

5.烧录代码时连接VCC, GND, TMS, TCK, nRESET是否正确,我连接以后下载器不能识别到蓝牙模块是否与问题(4)有关?

谢谢!!