SP_TEST_AND_INIT
CS_WRITE(sc, AD1848_IADDR, SP_TEST_AND_INIT);
!(ad_read(sc, SP_TEST_AND_INIT) & AUTO_CAL_IN_PROG))
if (!(ad_read(sc, SP_TEST_AND_INIT) & AUTO_CAL_IN_PROG)) {
while (timeout > 0 && ad_read(sc, SP_TEST_AND_INIT) & AUTO_CAL_IN_PROG)
if (ad_read(sc, SP_TEST_AND_INIT) & AUTO_CAL_IN_PROG)
if (i != SP_TEST_AND_INIT) {
ADWRITE(sc, AD1848_IADDR, SP_TEST_AND_INIT);
CS_WRITE(sc, AD1848_IADDR, SP_TEST_AND_INIT);