PLA_TXFIFO_FULL
ocp_write_word(tp, MCU_TYPE_PLA, PLA_TXFIFO_FULL, 2048 / 8);
ocp_write_word(tp, MCU_TYPE_PLA, PLA_TXFIFO_FULL, 900 / 8);
ocp_write_word(tp, MCU_TYPE_PLA, PLA_TXFIFO_FULL,