SSEM-PDU-Descriptions.md

# <a name="SSEM-PDU-Descriptions"></a>ASN.1 module SSEM-PDU-Descriptions
OID: _{ itu-t (0) identified-organization (4) etsi (0) itsDomain (5) wg1 (1) ts103301 (103301) ssem (4) version2 (2) }_

## Imports:
* **[ETSI-ITS-DSRC](ETSI-ITS-DSRC.md)** *{ itu-t (0) identified-organization (4) etsi (0) itsDomain (5) wg1 (1) ts103301 (103301) dsrc (6) version2 (2) } WITH SUCCESSORS*<br/>
* **[ETSI-ITS-CDD](ETSI-ITS-CDD.md)** *{ itu-t (0) identified-organization (4) etsi (0) itsDomain (5) wg1 (1) 102894 cdd (2) major-version-4 (4) minor-version-1 (1) } WITH SUCCESSORS*<br/>
## Data Elements:
### <a name="SSEM"></a>SSEM

Values:
* **--** @details header<br>
* _--_ of type [**The**](#The)  DE _protocolVersion_ is used to select the appropriate protocol decoder at the receiving ITS-S.<br>
* _--_ of type [**It**](#It)  shall be set to 2.<br>
* _--_ of type [**The**](#The)  DE _messageID_ shall be ssem(10).<br>
* _header_ of type [**ItsPduHeader**](ETSI-ITS-CDD.md#ItsPduHeader) <br>
* **--** @details ssm<br>
* _--_ of type [**The**](#The)  DE _ssm_ contains the Signal status data as defined in ISO TS 19091.<br>
* _ssm_ of type [**SignalStatusMessage**](ETSI-ITS-DSRC.md#SignalStatusMessage) <br>
```asn1
SSEM ::= SEQUENCE {
    header  ItsPduHeader,
    ssm     SignalStatusMessage
}
```