SCU_RAM_AGC_RF_IACCU_HI__A
rc = drxj_dap_write_reg16(dev_addr, SCU_RAM_AGC_RF_IACCU_HI__A, 0, 0);
rc = (*scu_wr16)(dev_addr, SCU_RAM_AGC_RF_IACCU_HI__A, agc_settings->output_level, 0);
status = write16(state, SCU_RAM_AGC_RF_IACCU_HI__A,
status = write16(state, SCU_RAM_AGC_RF_IACCU_HI__A, 0);
status = read16(state, SCU_RAM_AGC_RF_IACCU_HI__A, &scu_lvl);