URE_PLA_CR
ure_write_1(un, URE_PLA_CR, URE_MCU_TYPE_PLA, URE_CR_RST);
if (!(ure_read_1(un, URE_PLA_CR, URE_MCU_TYPE_PLA) &
ure_write_1(un, URE_PLA_CR, URE_MCU_TYPE_PLA,
ure_read_1(un, URE_PLA_CR, URE_MCU_TYPE_PLA) | URE_CR_RE |
ure_write_1(un, URE_PLA_CR, URE_MCU_TYPE_PLA, 0);