TIMER_SET
nsp32_write2(base, TIMER_SET, TIMER_STOP);
nsp32_write2(base, TIMER_SET, TIMER_STOP); /* Required 2 times */
nsp32_write2(base, TIMER_SET, TIMER_STOP);
nsp32_write2(base, TIMER_SET, time & TIMER_CNT_MASK);