MC Command — Country Detection (MCC)

Configure triggers that activate when changing country via GSM network.

What is it for?

🌍 Main use cases:

🚗 Detect international border crossings
⚙️ Automatically change configuration by country
📊 Generate country entry/exit reports
🔄 Change SIM according to country operator
💰 Optimize roaming costs

MCC (Mobile Country Code) codes are international standards. Check the complete list of codes .

Commands

Operation	Syntax	Description
Configure	`SMCaabbb`	Assign MCC to index `aa`
Query	`QMCaa`	Read MCC from index `aa`
Response	`RMCaabbb`	Confirmation

Parameters

Parameter	Description	Values
`aa`	Trigger index	`00` to `03` (4 triggers)
`bbb`	Country MCC code	`000` = not assigned

South America MCC Codes

Country	MCC	Flag
Argentina	722	🇦🇷
Uruguay	748	🇺🇾
Brazil	724	🇧🇷
Chile	730	🇨🇱
Paraguay	744	🇵🇾
Bolivia	736	🇧🇴

Examples

Detection of entry to Uruguay


>SMC00748<    // Configure index 00 with Uruguay MCC
>SRL24E;TRG=MC00+;ACC={GTX00L;@TRM;TXT=URUGUAY ENTRY DETECTED}<
//           └─ When detecting entry (+) to country MC00

Country conditional (only report if in Argentina)


// Index 01 = Argentina
>SMC01722<
 
>SRL50E;TRG=IN00-;CND=MC01;ACC={GCQ00L}<
//                   └─ Only execute if in Argentina

Mercosur border control system


>SMC00722<    // Argentina
>SMC01748<    // Uruguay
>SMC02724<    // Brazil
>SMC03744<    // Paraguay
 
>SRL60E;TRG=MC00+;ACC={GCQ00H;TXT=ARGENTINA ENTRY}<
>SRL61E;TRG=MC01+;ACC={GCQ00H;TXT=URUGUAY ENTRY}<
>SRL62E;TRG=MC02+;ACC={GCQ00H;TXT=BRAZIL ENTRY}<

Use MC triggers as conditionals in rules to apply different logic depending on the country where the vehicle is located.

Usage in Rules

Usage	Syntax	Description
Entry trigger	`TRG=MCxx+`	When entering the country
Exit trigger	`TRG=MCxx-`	When leaving the country
Conditional	`CND=MCxx`	If in the country
Negated conditional	`CND=MCxx!`	If NOT in the country

Associated Signals

Property	Value
Signal	`MCaa`
Index	`00` - `03`
Conditional usage	✅ YES
Edges	`+` Entry, `-` Exit

Compatibility

💾Firmware:v1.00.00

SPLegacy

ULLegacy

MTLegacy

C3Legacy

C5Legacy

SP-IOT

SM-IOT

ZE-IOT