how can I use a pll as n-PSK modulator

Discussion created by fenfei on Feb 22, 2011
Latest reply on Feb 6, 2012 by enash

The ADF4158 can be used as PSK modulator ,but the phase is only changed between 0 and 180,which meanings BPSK. Now I want to use a PLL as QPSK or 8PSK modulator,how can I do that?