TX39_INTRSTATUS5_SPIRCVINT
while(!(tx_conf_read(tc, TX39_INTRSTATUS5_REG) & TX39_INTRSTATUS5_SPIRCVINT))
tx_conf_write(tc, TX39_INTRCLEAR5_REG, TX39_INTRSTATUS5_SPIRCVINT);
tx_conf_write(tc, TX39_INTRCLEAR5_REG, TX39_INTRSTATUS5_SPIRCVINT);