PSC_CTLBASE
psc_reg2(PSC_CTLBASE + (i << 4)) = 0x1000;
chan_ctrl = PSC_CTLBASE + (channel << 4);
chan_ctrl = PSC_CTLBASE + (channel << 4);
chan_ctrl = PSC_CTLBASE + (channel << 4);
chan_ctrl = PSC_CTLBASE + (channel << 4);
psc_reg2(PSC_CTLBASE + (i << 4)) = 0x8800;