mspcic_write_1
mspcic_write_1(pcic_sys_ipr_clr, MSIIEP_SYS_IPR_CLR_ALL);
mspcic_write_1(pcic_pc_ctl, 0); /* stop user timer (just in case) */
mspcic_write_1(pcic_pc_cfg, 0); /* timer mode disabled */
mspcic_write_1(pcic_cipar, 0xae);