SCPDR_TP_SCAN_ENABLE
scpdr |= SCPDR_TP_SCAN_ENABLE;
scpdr &= ~SCPDR_TP_SCAN_ENABLE;
scpdr |= (SCPDR_TP_SCAN_ENABLE | SCPDR_TP_SCAN_X);
scpdr |= (SCPDR_TP_SCAN_ENABLE | SCPDR_TP_SCAN_Y);
scpdr &= ~(SCPDR_TP_SCAN_ENABLE | SCPDR_TP_SCAN_Y);