SM808 and Arduino UNO Communication System

This project implements a communication system using the SM808 module and Arduino UNO, providing capabilities for SMS traffic management, IMEI modification, USSD commands, and data collection.

System Architecture

Server-Side Implementation (C#)

• Inetlab SMPP Server for SMS handling
• RabbitMQ integration for message queuing
• REST API endpoints for device management
• Real-time monitoring and analytics
• SIM block detection system
• Multi-country device management
• Pre-translation service for SMS content

Client-Side (Arduino)

• SM808 module integration
• Local message queuing
• Device health monitoring
• SIM status checking
• Multi-language support

Hardware Requirements

• SM808 Module
• Arduino UNO
• SIM Card
• Power Supply (5V)
• Connecting Wires

Software Requirements

Server Requirements

• .NET Core 6.0 or later
• Inetlab SMPP Server
• RabbitMQ Server
• Grafana
• SQL Server/PostgreSQL
• Translation API integration

Client Requirements

• Arduino IDE
• Required Arduino libraries
• SM808 driver

Capabilities

1. SMS Traffic Management

• Push SMS messages via SMPP
• Receive and process incoming SMS
• Bulk SMS handling
• SMS queue management using RabbitMQ
• SIM block detection and monitoring
• Device health checks
• Pre-translation of SMS content
• Multi-language support

2. IMEI Management

• IMEI modification capabilities
• IMEI verification
• IMEI backup and restore
• Multi-country IMEI tracking

3. USSD Commands

• Execute USSD commands
• Process USSD responses
• Automated USSD operations
• Country-specific USSD codes

4. Recharge System

• Balance checking
• Recharge code processing
• Automated recharge management
• Multi-currency support

5. Data Collection and Monitoring

• SMS usage tracking
• Voice plan monitoring
• Data usage analytics
• Dashboard integration with Grafana
• Real-time device status monitoring
• SIM block detection and alerts
• Device ID tracking across countries
• SIM card ID tracking and management

Device and SIM Management

Multi-Country Device Tracking

• Unique device ID assignment
• Country-specific configurations
• Device location tracking
• Cross-border usage monitoring

SIM Card Management

• SIM card ID tracking
• SIM status monitoring
• Block detection and alerts
• Country-specific SIM profiles
• SIM replacement tracking

Block Alert System

// Example SIM block detection and alert
public class SIMBlockMonitor {
    public void CheckSIMStatus(string deviceId, string simId) {
        var status = GetSIMStatus(simId);
        if (status == SIMStatus.Blocked) {
            SendBlockAlert(deviceId, simId);
            LogBlockEvent(deviceId, simId);
        }
    }
}

Pre-Translation Service

SMS Content Translation

// Example pre-translation service
public class TranslationService {
    public async Task<string> TranslateMessage(string message, string targetLanguage) {
        // Implement translation logic
        return await Translate(message, targetLanguage);
    }
}

Supported Languages

• English
• Spanish
• French
• German
• [Add other supported languages]

Setup Instructions

1. Server Setup

   // Example SMPP server configuration
   var server = new SmppServer();
   server.Start("0.0.0.0", 2775);

2. Hardware Connection

   • Connect SM808 module to Arduino UNO using appropriate pins
   • Insert SIM card into SM808 module
   • Connect power supply

3. Software Setup

   • Install required Arduino libraries
   • Configure serial communication parameters
   • Set up initial parameters in the code
   • Install and configure RabbitMQ server
   • Set up Grafana instance
   • Configure translation service

4. Configuration

   • Set up APN settings
   • Configure SMS center number
   • Initialize IMEI settings
   • Set up USSD command templates
   • Configure RabbitMQ queues and exchanges
   • Set up Grafana dashboards
   • Configure SMPP server parameters
   • Set up device and SIM tracking
   • Configure block alert system

Usage

Server-Side Operations

1. SMPP Server Configuration

   // Example SMPP server setup
   var server = new SmppServer();
   server.Start("0.0.0.0", 2775);
   server.ClientConnected += (sender, args) => {
       // Handle client connection
   };

2. Message Processing with Translation

   // Example message processing with translation
   server.MessageReceived += async (sender, args) => {
       var message = args.Message;
       var translatedMessage = await translationService.TranslateMessage(
           message.Text, 
           GetTargetLanguage(message.DestinationAddress)
       );
       // Process translated message
   };

3. SIM Block Monitoring

   // Example SIM block monitoring
   var monitor = new SIMBlockMonitor();
   monitor.CheckSIMStatus(deviceId, simId);

Client-Side Operations

1. SMS Operations

   // Example SMS send command
   sendSMS("+1234567890", "Hello World");
   

2. USSD Commands

   // Example USSD command
   sendUSSD("*123#");
   

3. IMEI Operations

   // Example IMEI change
   changeIMEI("123456789012345");
   

4. Device Health Check

   // Example device health check
   checkDeviceHealth();
   

5. SIM Block Detection

   // Example SIM block check
   checkSIMStatus();
   

Queue Management

• SMS messages are queued in RabbitMQ
• Priority-based message processing
• Automatic retry mechanism
• Queue monitoring and alerts

Monitoring Dashboard

• Real-time SMS traffic visualization
• Device health status indicators
• SIM block detection alerts
• Queue statistics and performance metrics
• Historical data analysis
• Multi-country device tracking
• SIM card status monitoring

Troubleshooting

Common issues and solutions:

1. SMPP Connection Issues

   • Verify server IP and port
   • Check firewall settings
   • Validate credentials
   • Monitor connection logs

2. No Network Connection

   • Check SIM card insertion
   • Verify APN settings
   • Ensure proper power supply
   • Check for SIM block status

3. SMS Sending Failures

   • Check SMS center number
   • Verify signal strength
   • Ensure sufficient balance
   • Check RabbitMQ queue status
   • Verify SMPP server status

4. USSD Command Issues

   • Verify USSD code format
   • Check network compatibility
   • Ensure proper timing between commands

5. Queue Management Issues

   • Check RabbitMQ server status
   • Verify queue configurations
   • Monitor queue backlogs
   • Check consumer status

6. Monitoring Issues

   • Verify Grafana connection
   • Check data source configurations
   • Monitor alert thresholds
   • Verify device health checks

7. Translation Issues

   • Verify translation service connection
   • Check language support
   • Monitor translation quality
   • Validate character encoding

8. SIM Block Issues

   • Check block detection system
   • Verify alert configurations
   • Monitor block patterns
   • Validate SIM status updates

Safety and Compliance

• Ensure compliance with local regulations
• Follow proper IMEI modification guidelines
• Maintain data privacy standards
• Regular system updates and maintenance
• Implement proper queue security measures
• Monitor for SIM block incidents
• Secure SMPP server configuration
• Follow data protection regulations
• Implement proper device tracking protocols

Support

For technical support and queries:

• Documentation updates
• Bug reporting
• Feature requests
• Queue management assistance
• Dashboard configuration help
• SMPP server configuration support
• Translation service support
• SIM block detection assistance