main.cc

#include <iostream>
#include <cstdlib>
#include <string>
#include<chrono>
#include<thread>
#include <boost/asio.hpp>
#include <boost/asio/serial_port.hpp>

using namespace std;

void getVersion(char* outVersion, boost::asio::serial_port& port) {
        char data[2] = {'v', '\n'};
        boost::asio::write(port, boost::asio::buffer(&data, 2));
        boost::asio::read(port, boost::asio::buffer(outVersion, 5));
}

void cellVoltage(char* cell, boost::asio::serial_port& port) {
        boost::asio::write(port, boost::asio::buffer(&cell, 2));
        char data[8];
        boost::asio::read(port, boost::asio::buffer(&data, 8));
        cout << data <<endl;
}


int main(int argc, char** argv) {
        boost::asio::io_service my_io;
        boost::asio::serial_port port_(my_io);

        try {
                port_.open("/dev/ttyUSB0");
        } catch(const boost::system::system_error){
                cerr << "Couldn't open device!" << endl;
                exit(1);
        }
        port_.set_option(boost::asio::serial_port_base::baud_rate(115200));

        char data[2] = {'0', '\n'};
        char read[3];

        boost::asio::write(port_, boost::asio::buffer(&data, 2));
         
        boost::asio::read(port_, boost::asio::buffer(&read, 3));
        cout << read;

        this_thread::sleep_for(chrono::milliseconds(100));

        char version[5];
        getVersion(version, port_);

        cout << version;

        char cellOne[2] = {'1', '\n'};
        
        this_thread::sleep_for(chrono::milliseconds(100));

        cellVoltage(&cellOne, port_);
        
        return 0;
}