MsgA-PUSCH-Config (MsgA-PUSCH-Config-r16)

RRC IE · TS 38.331 v19.4.0 (2026-09) · clause 6.3.2

MsgA-PUSCH-Config-r16 is an RRC information element of 3GPP TS 38.331 (38331), the 5G NR Radio Resource Control (RRC) protocol.

First seen v16.0.0 (2020-04) · Last changed v18.6.0 (2025-06)

Definition

The IE MsgA-PUSCH-Config is used to specify the PUSCH allocation for MsgA in 2-step random access type procedure.

MsgA-PUSCH-Config-r16 ::=                      SEQUENCE {
    msgA-PUSCH-ResourceGroupA-r16                  MsgA-PUSCH-Resource-r16                                       OPTIONAL, -- Cond InitialBWPConfig
    msgA-PUSCH-ResourceGroupB-r16                  MsgA-PUSCH-Resource-r16                                       OPTIONAL, -- Cond GroupBConfigured
    msgA-TransformPrecoder-r16                    ENUMERATED {enabled, disabled}                                 OPTIONAL, -- Need S
    msgA-DataScramblingIndex-r16                   INTEGER (0..1023)                                             OPTIONAL, -- Need S
    msgA-DeltaPreamble-r16                         INTEGER (-1..6)                                               OPTIONAL  -- Need R
}

Candidate change requests of v18.6.0

The CRs whose title or cover names this change, strong and likely matches only.

• CR 5287 r2 (strong): Usage of msg3-transmitPrecoder

Fields (5)

Used by (2)

• FeatureCombinationPreambles-r17
• MsgA-ConfigCommon-r16

Uses (1)

• MsgA-PUSCH-Resource-r16

In the viewer

• Read MsgA-PUSCH-Config in v19.4.0
• History of MsgA-PUSCH-Config-r16 across versions
• All versions of TS 38.331
• ASN.1 index